Model

4-½" Tong
Operation
and Service
Manual

Sara Sae
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Sara Sae
Sara Sae

Model 4-½" Tong

Operation and Service
Manual

Customer Name ABC

Rig Name -

Sales Order Number 0000

Purchase Order Number 000000

Reference Reference Description

Hydraulic Tong
This document contains proprietary and confidential SARA SAE
information which belongs to SARA SAE ; it is loaned for 7/1, Pritam Road
limited purposes only and remains the property of SARA Dehradun - 248001, India
SAE. Reproduction, in whole or in part; or use of this Tel +91 135 2672395
design or distribution of this information to others is not
permitted without the express written consent of SARA
Fax +91 135 2673109
SAE . This document is to be returned to SARA SAE upon www.sarasae.com
request and in any event upon completion of the use for
which it was loaned.
© SARA SAE

Document Number Rev.

1030
A

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 TABLE OF CONTENTS
Section 1: GENERAL DESCRIPTION
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Options and Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Section 2: INSTALLATION
General Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Section 3: OPERATION
General Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Operating Controls and Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Pre-operating Checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Typical Operating Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Section 4: SERVICING
Daily Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Monthly Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Tests and Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Section 5: Troubleshooting, Repair and Overhaul

Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Overhaul . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Section 6: Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

List of Illustrations
Figure
1-1 Functional #Elements of the Tong . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
1-2 Hydraulic Drive System Schematic Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 2
1-3 Clutch and Speed Shift Details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
1-4 Head Biting Action, Makeup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1-5 Head Cage Plate and Rotary Gear Details . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1-6 Brake Bands and Safety Door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2-1 Tong Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2-2 Torque Gauge Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
2-3 Tong Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
2-4 Hydraulic Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
3-1 Operating Controls and Gauges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Contd.... 2..

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 Figure
4-1 Tong Inspection Points . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
4-2 Tong Grease Points . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
4-3 Tong Adjustment Points . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

6-1 Sara Model 4-1/2" Tubing Tong, (Exploded View) . . . . . . . . . . . . . . . . . . . . . 34

6-2 Rotary Idler Assembly, Exploded View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
6-3 Pinion Idler Assembly, Exploded View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
6-4 Pinion Assembly, Exploded View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
6-5 Clutch Assembly, Exploded View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
6-6 Tong Suspension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

List of Tables
Table
1-1 Specification Sara 4-1/2" Tubing Tong . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
3-1 Operating Controls and Gauges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
4-1 Recommended Lubricants . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
5-1 Troubleshooting Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
6-1 Parts List, Sara Model 4-1/2" Tubing Tong . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
6-2 Parts List, Rotary Idler Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
6-3 Parts List, Pinion Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
6-4 Parts List, Clutch Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
6-5 Parts List, Tong Suspension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

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 Section 1
General
Description

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 1 General Description

Section 1
General Description
INTRODUCTION
This manual describes the function, The Model 4-1/2" Power Tong, Figure 1.1,
operation and maintenance or the Sara handles casing sizes from 5/8 inches to 4-
Model 4-1/2" Power Tong. This section 1/2" inches In diameter. The open throat
provides a functional de-scription; system design, combined with high-speed
specifications, and a description. of operation, assures both ease and speed in
options and accessories available. casing handling. A safety door on the open
Sections 2 through 5 present the operating throat . helps insure against accidents.
and maintenance aspects of the tong and The following paragraphs describe the
Section 6 provides a fully illustrated parts functions of the tong during casing
list with spares recommendations. makeup or breakout operations.

Figure 1-1. Functional Elements of the SARA Tong

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 General Information General Description 2

FUNCTIONAL DESCRIPTION
The tong control lever acts as a throttle
valve for the unit. Pushing the lever
Operating from a hydraulic power unit, the
applies pressure to drive the motor in a
power casing tong provides a maximum
forward direction (for make-up operation)
torque of 8,000 ft. lbs. The heart of the unit
and pulling the lever applies pressure in a
is a head-closing system which forces the.
reverse direction (for breakout ). While the
heads together and rotates, them by
lever is in a neutral position, fluid circulates
means of a earn-type rotary gear. The
freely through the valve and back to the
rotary gear is driven by a two-speed gear
return line.
train powered from a vane-type hydraulic
motor.
An adjustable relief valve permits
adjustment of the operating pressure at
In operation, the tong is suspended over
the tong if desired, and a built-in pressure
the drill hole on a chain bridle. A snubbing
gauge indicates the operating pressure at
line restrains the tong from moving around
all times. The maximum pressure
the pipe as torque is applied.
available, of course, depends upon the
power unit. SARA SAE Manufacturing
HYDRAULIC DRIVE SYSTEM.
Company recommends a power unit that
Figure 1-2 is a hydraulic schematic of the
will deliver 3000 PSI pressure; however, a
drive system. Hydraulic pressure from a
power unit capable of delivering 2500 PSI
separate power unit is applied through
at 30 GPM or 1000 PSI at 65 GPM is
screw-type hose connectors having built
necessary in order to maintain maximum
in check valves. To prevent cross
speed and torque.
connection of the hoses, the pressure
hose from the power unit is designed to
A hydraulic motor is mounted on the tong
mate with a 1 inch connector and the
top plate through a motor adapter, and the
return hose mates with a 1-1/4 inch
other hydraulic plumbing components are
connector. Connection of the hoses opens
also mounted on the top tong plate.
the check valves to provide hydraulic
pressure to the tong.
GEAR TRAIN AND CLUTCH
FUNCTION.
Closure and rotation of the pipe-gripping
heads are accomplished by means of a
large rotary gear having its inner diameter
formed into a double cam surface. The
rotary gear rides on a double ring of cam
follower rollers. This topic explains how
mechanical power is transmitted from the
hydraulic motor to turn the rotary gear in
either direction.

Figure 1-2. Hydraulic Drive

System Schematic Diagram

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 3 General Description

Gear Train Elements, slow the speed down and increase the
The gear train, Figure 1-3, comprises a torque.
motor gear, the clutch assembly, pinion
assembly, a pinion idlers, two rotary idlers The operator shifts the speed by raising or
and the rotary gear. The rotary gear rides lowering a shifting lever on top of the tong.
within a circle of rotary rollers that support, As shown in the illustration, lifting the shift
the gear. The selected high or low speed lever lifts the shifting yoke, which lifts the
clutch gear engages the corresponding shifting collar. In this position, the shifting
high or: low speed pinion gear, and the collar mechanically couples the clutch
pinion output gear drives the two pinion shaft with the high-speed clutch gear.
idlers which drive the two rotary idlers. In Lowering the shifting lever lowers the
driving the rotary gear, two rotary idler shifting yoke which lowers the' shifting.
gears are necessary to bridge throat collar, thereby mechanically coupling the
cutout gap. clutch shaft with the low-speed clutch gear.
Then the selected clutch gear drives the
Clutch and Speed Shift. corresponding pinion gear as previously
The clutch assembly (Figure 1-3) provides described. An adjustable spring detent on
high and low-speed operation, allowing the shifting shaft holds the yoke and
faster operation when high torque is not shifting lever in the selected position until
required. When higher torque is needed, again moved by the operator.
the low-speed gear permits the operator to

Figure 1-3. Clutch and Speed Shift Details

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 General Information General Description 4

HEAD OPERATION. surface cam design. When the rotary gear

The sliding heads are enclosed within the begins to rotate, the head rollers roll up
rotary gear by the top and bottom cage onto the cam surface and force the heads
plates. The heads are closed, rotated and inward from the pivot points until the heads
released by the combined actions of the bile the pipe. Further rotation then turns
rotary gear, brake bands and backing pin. the pipe to makeup (or breakout) the joint.

Rotary Gear / Head Functions.

During makeup operations, the pipe to be
turned is first enclosed in the tong, and the
throat safety door is closed. Then, with the
backing pin in the makeup position (as
described later) the operator pushes the
head control lever forward to cause the
heads to bite and rotate the pipe. To
release the heads .and back off from the
pipe, the operator pulls the tong control
lever outward.

During breakout operations, the backup Figure 1-4. Head Biting Action, Makeup
pin is placed in the breakout position so
that the heads bite in the reverse direction Rotary Gear and Head Cage Rotation.
(see Backing the Heads for Breakout Figure 1-5 illustrates the cam follower
Operation). Then the operator pulls the rollers that permit the semi-independent
tong control lever to cause the heads to rotation of the cage plates and rotary gear.
bite and breakout the pipe. Finally, he The figure illustrates how the top cage
pushes the lever forward to release the plate rotates on cam follower rollers
heads and back them off the pipe. attached to the cage plate and following a
groove in the rotary gear. The rotary gear is
As illustrated in Figure 1-4, the head biting turned independently within a circle of
action is a function of the rotary gear inner rotary (dumbbell) rollers. The bottom cage

Figure 1-5. Head Cage Plate and Rotary Gear Details

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 5 General Description

plate also rotates on cam followers gripped firmly by the heads.

identically with the top cage plate. This
plate is bolted to the top cage plate to Backing the Heads for Breakout
enclose the heads. The heads are pivoted Operation.
from the top and bottom cage plates to bite The backing pin shown in Figure 1-5
or release as brought about by the: earn permits the heads to bite in the forward
action of the rotary gear on the head direction for makeup and in the reverse
rollers. direction for breakout.

Brake Band Function. When the pin is placed in the left-hand

Consider again the actions of the rotary hole, forward operation causes the heads
gear. earn and heads in view of the to bite and rotate to make up the joint.
freedom that the cage plates have to However, reverse . operation" causes the
rotate. It becomes evident that, if the cage backing lug to strike the backing pin and
plates have unrestrained freedom to force the cage plates around with the
rotate, the heads will simply move with the rotary gear. Thus, in' the reverse direction,
rotary gear and will not earn up on the the head rollers cannot cam up on the
rotary cams to force the biting action. rotary cam and the heads do not bite.
Figure 1-6 illustrates how brake bands are
placed around the cage top and bottom If the pin is placed ill the right-hand hole,
plates to exert continuous friction on these the opposite action occurs and reverse
plates and to restrict their freedom to operation causes the heads to bite, while
move. forward operation causes the backing lug
to strike the backing pin and force the head
cage around with the rotary gear, thus
inhibiting the heads from biting in the
forward direction.

In summary, for makeup the pin is placed

in the left-hand hole while the heads bite in
forward direction and for breakout the pin
is placed in the right-hand hole while the
heads bite in the reverse direction.

Open Throat and Safety Door.

The open throat design permits ease of
Figure 1-6. Brake Bands and Safety Door operation by permitting entry of vertical
Thus it is evident that the brake band do pipe that projects above the level of the
not permit the cage plates (and heads) to tong. For safety purposes it is necessary
turn freely when the rotary gear turns. that the throat opening be closed during
Rather, the cage plates are held stationary operation to prevent personnel injuries or
as the head rollers roll up onto the cam damage to the equipment. A double safety
surfaces to force the heads in against the door (Figure 1-6) serves both' to close off
pipe. As the heads bite the pipe, the friction the front during operation and to provide
of the brake bands is overcome. Then the an extra margin of support for the housing
cage plates begin to rotate with the rotary during high-torque operation.
gear, thus turning the pipe that is now

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 General Information General Description 6

SPECIFICATIONS and Table 3-1. Pulling the valve outward

provides hydraulic pressure from the
The specifications' for an operating tong
hydraulic power unit to operate the lift
must consider the. hydraulic power unit as
cylinder upward, and thus to raise the tong
well as the tong itself.
while pushing the control lever forward
operates the cylinder downward to lower
HYDRAULIC POWER UNIT
the tong. The center lever position is the
SPECIFICATIONS.
neutral position that does not operate the
The power tong is designed to be powered
tong in either direction.
by a hydraulic power unit capable of
delivering at least 2,500 pounds per
Lift Cylinder.
square inch (PSI) for the housing during
While the lift cylinder may be connected
high-torque operation.
directly to the tong bridle, it is suggested
that the optional spring mount be inserted
At least 65 gallons of hydraulic oil,
between the lift cylinder and the bridle to
depending upon the power unit used, are
permit tong movement during makeup or
recommended to operate the tong.
breakout operations without exerting
undue stress on the harness.
TONG SPECIFICATIONS.
Table 1-1 lists the specifications for the
SPRING HANGER.
Sara Model 4-1/2" Tubing Tong.
The optional spring hanger (Figure 2-3) is
designed to permit the" tong to move up or
OPTIONS AND down to allow for thread length in makeup
ACCESSORIES and breakout operations. When used, the
Options for the 4-1/2" tubing tong include spring hanger should be attached directly
lift-cylinder with lift cylinder control, spring to the tong bridle ring and used as a hanger
hanger, and torque meter. These optional for the tong.
items are described in the following
paragraphs. TORQUE GAUGE ASSEMBLY.
The optional torque gauge assembly
LIFT CYLINDER AND CONTROLS. (Figure 2-2) is used to measure the torque
A lift cylinder as illustrated in Figure 2-3 is exerted while the tong is used in makeup
optionally supplied with the 4-1/2" tong. In or breakout operations. Consisting of a
operation, this cylinder provides a means hydraulic cylinder and torque meter
for raising and lowering the tong during connected together by a pressure hose,
operations. the torque gauge assembly senses and
indicates the torque developed during an
Lift Cylinder Control. operation. For operation, the hydraulic
When a lift cylinder is ordered with a tong, cylinder is connected by a shackle to the
the tong contains an additional control rear of the tong, and a snubber line is
lever for moving the lift cylinder up or connected to the cylinder. The snubber
down. The control lever-operated valve is line is tied off to a solid" part of the rig
identical to the tong operating control structure to from an angle of 90 deg. in
lever. This lever is illustrated in Figure 2~3 order to yield accurate torque readings.
and its operation is shown in Figure 3-2

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 7 General Description

Table 1-1. Specifications SARA 4-1/2" Power Tong

Torque Dimension :

High Gear (Range) 50 to 2,100 ft. lbs. Length 39 inches (990.6 mm)
(6.9 to 290.4 Kg./m.)
Overall Width 22.5 Inches (571.5
Low Gear (Maximum) 8,000 ft. lbs mm)
(1,106.4 Kg./m.)
Pipe Space Required 6.25 Inches
RPM: (158.8mm)

High 140 at 65 G.P.M. Max. Elevator Diameter (Unlimited-Tong

(250 L/min) comes off Pipe)

Low 40 at 65 G.P.M. Pipe C.L., to Anchor C.L. 24 Inches (609.6 mm)

(250 L/mim)
Weight:
Hydraulic Requirements:
Approximately 600 Pounds
High Speed 65 G.P.M. at 1,000 (272.2 Kg.)
P.S.I.
(250 L/min. at 70.3 Heads Available :
Kg/Cm2)
For Tubing Size O.D. : 1.050", 1.315",
Low Speed 30 G.P.M. at 2,500 1.660", 1.900"
P.S.I. 2-1/16", 2-3/8",
(125 / min. at 2-7/8", 3-1/2", 4-1/2"
175.5 Kg./Cm2)
Hyd. Pump Operating Note : Any size between 5/8" and 4-1/2" may be
Temperature specified as needed

Normal 130° F (54° C)

Maximum 180° F (82° C)

* These are average requirements for a new tong.

There may be some variations from tong to tong.

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General Information Installation 8

Section 2
Installation

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 9 Installation

Section 2
Installation
GENERAL CONSIDERATIONS sliding it toward the centre into the cage
plate opening.
Installation of the power tong requires
4. Select replacement heads of the proper
consideration of the tong itself, the hydraulic
size and install them in the tong using
power unit to be used, and the accessories
step 2 and 3 in reverse order.
that will be required.
Tong Space Requirements.
TONG CONSIDERATIONS
Yo u s h o u l d c o n s i d e r t h e s p a c e
The 4-1/2" tubing tong is capable of
requirements of the tong, both in storage
handling pipe sizes from 5/8 inches to 4-1/2"
inches in outside diameter. The heads to be
used with the tongs, of course, depend upon
the size pipe being used. Refer to Table 1-1,
Specifications for the various heads
provided with the tong.

Head Installation.
Replace the heads that are on the tong with
the correct size heads according to the
following procedure.

ning
War

Do not attempt to change

heads with power unit in
operation. Failure to
observe proper pre-
cautions could be
extremely hazardous
and result in loss of a
hand or arm. Figure 2-1. Tong Dimensions

and in operation. Figure 2-1 gives the tong

1. Remove backing pin and operate for ward
dimensions.
and reverse in short moves as required to
centre the head rollers in the neutral rows
POWER CONSIDERATIONS.
of the rotary gear ( in this position, the door
Before installing the tong for field
openings of the rotary gear and cage plate
operations, you must be sure that an
assembly will line up
appropriate power unit is available and that
2. Detach head springs from head spring
the power unit is adjusted for use with the
bolts.
tong. To operate the tong within its full
3. Push the head opposite the cut-out in
capability, the relief valve on the hydraulic
the top cage plate all the way back
power unit should be adjusted to 2500
against the neutral cam. Then slide the
pounds per square inch and the bypass
other head toward the centre until the
valve should be adjusted to 900 - 1000 PSI.
head roller clears the cage plate opening
Refer to the power unit manual for the
and it can be lifted from the tong. There is
procedure on power unit valve adjustments.
then room to remove the first hear by
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 General Information Installation 10

ACCESSORY CONSIDERATIONS. Spring Hanger Considerations. A typical

Tong installation requires that the spring hanger installation is shown in
necessary accessories be available for the Figure 2-3. For a counter-balanced
type of operation to be performed. support line, the spring mount is
suspended from the line. When a lift
Installation of Torque Gauge Assembly. cylinder is used, the spring mount may be
Measurement of the applied torque installed above or below the lift cylinder as
requires a torque gauge assembly described.
installed on the equipment. Once installed,
the torque gauge assembly becomes an HANGING THE TONG. The tong is
integral part of the unit. To install the torque transported to the well site and hung into
gauge on the tong, proceed as follows. position as illustrated in Figure 2-3 and as
follows.
1. Using three mounting screws, mount
torque gauge into position on torque
gauge plate, Figure 2-2. .

Figure 2-2. Torque Gauge Installation

2. Route hose to avoid interference with

tong operation.
3. Secure one side of load cell to snubber
bail on rear of tong.

Lift cylinder Considerations. If the

system is not counter balanced, a lift
cylinder should be used. Also, it an Sara lift
cylinder is to be used, the tong must be
equipped for operating with a lift cylinder. Figure 2-3. Tong Installation
For lift cylinder operation, the tong must
have an additional valve section. The lift
cylinder should be suspended from the line
that will hang the tong as shown in Figure Do not hook lift-line on
2-3. turnbuckles. Be sure
bridle chains are clear of
valves and controls.

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 11 Installation

1. Connect bridle to tong. 1. Hook up pressure hose to one-inch

2. Using the cat line on drilling. rig or an fitting on tong by forcing connectors
especially rigged line, lift tong to together while turning fitting.
desired height in work area and
secure. Be sure lift cylinder or
counter-balance system in properly in
place and functioning. To be sure connectors are completely
3. Adjust turnbuckles to level tong as tight, first tighten them until travel is
necessary to ensure an even bite on restricted and the end of thread travel
appears to be reached. Then, try to
the casing. tighten the valve further to be sure first'
4. Connect snub line to load cell to restriction was not a false tightness. Then
restrain tong rotation and to provide continue to tighten the fitting until
torque readings for makeup or connection is tight.
breakout operations.
5. Secure other end of snub line to a solid 2. Hook up return hose from power unit to
part of rig to form a 90 degree angle 1-1/4 inch coonector g, as for one-inch
with tong center line. fitting above.

CONNECTING THE HYDRAULIC LINES. 3. If a lift cylinder is used, hook up the

The hydraulic couplings, Figure 2-4, hose from lift cylinder to connector
contain check valves to prevent loss of provided on tong
hydraulic fluid when the lines are
disconnected. The check valves are
closed until the hydraulic hoses are i
connected. Proper tightening of the This period will vary according to the
ambient temperature. In sever weather
hydraulic hose connectors opens these conditions; you may need to operate
check valves. However pressure may be in system for several minutes before
the tong when the lines are disconnected using tong. On the other hand, in warm
so that the valves resist opening. In such climates a very brief warm-up period
case, the connectors may seem to reach will be adequate.
the end of thread travel when, in reality, the
check valve operation is restricting further 4. Start Power unit and allow hydraulic
tightening. When making up these fluid to circulate through tong until fluid
connections you should be sure that you reaches operating temperature.
have tightened the valves tight and have
not simply reached a "false" tightening due 5. While system warms up, check
to the resistance of the check valves. 'connections to be sure that no leaks
occur. Retighten connections if
leaking.

i
Refer to table under Lubri-cation for
recommended hydraulic fluid.

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When replacing hydraulic hoses, piping

and fittings, be sure replacement
Figure 2·4. Hydraulic connections components are rated at no less than
3,000 PSI working pressure and 10,000
Connect the hoses as follows: PSI burst pressure.

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General Information Operation 12

Section 3
Operation

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 13 Operation

Section 3
Operation
GENERAL OPERATION output pressure adjustment procedure for
the required pressure.
Before operating the unit, you should
become thoroughly familiar with the
TONG PRESSURE RELIEF VALVE.
operating" controls and gauges. Before·
If a relief pressure is to be set on the tong,
initial operation and daily thereafter, you.
verify that the setting has been made
Should perform' the recommended ad-
previously, or if you do 110t know, refer to
justments and operational checks.
the maintenance section for the proper
procedures.
OPERATING CONTROLS AND
INDICATORS BRAKE BANDS.
Figure 3-1 illustrates the operating Determine if the brake bands have been
controls and gauges. For the functions of adjusted properly. If necessary perform
the controls and gauges refer to Table 3-1. the pre-operational check to make this
determination. Refer to the Maintenance
Section for adjustment of the brake bands.
PRE-OPERATING CHECKS
After installation, you should check out the O B S E R V I N G T H E O P E R AT I N G
system to be sure that any necessary FUNCTIONS.
adjustments are made and that the system Before starting a new job and each' day
is functioning correctly. Before attempting before the work begins, perform the
operation; verify that the following initial following operations and - be sure the tong
adjustments have been made. responds correctly.
PRECAUTIONS TO OBSERVE. 1. Place backing pin in left-hand hole.
The following precautions should be 2. Move shifting lever to high-speed
observed to ensure safe operation. position (up).
1. Be sure that operating personnel are 3. Push tong control lever forward an
checked out on proper operation of verify that heads bite mid head cage
tong and be sure that they are aware of turns at high speed.
safety requirements. 4. Pull tong control lever back to neutral
2. Be sure that all lines and equipment and 'move the shifting lever to the low
associated with hanging and securing speed position (down).
tong are of adequate size and in good 5. Again push tong control-lever and
condition. verify heads bite and head cage turns
at the low speed.
POWER UNIT OUTPUT PRESSURE. 6. Return control lever to neutral position.
Determine that the power unit output 7. Use tong control lever to operate tong
pressure has been properly adjusted. If so that head plate and rotary gear
you do not know, refer to the instruction openings are aligned with throat in
manual on the power unit and perform the housing.

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 General Information Operation 14

8. Place backing pin in right-hand hole. tong.

Repeat steps 2 through 6 to check
breakout operation. TYPICAL OPERATING
i SEQUENCE
Typical operation of the tong is described in
if the heads fail to bite, the brake bands
probably need adjustment. Adjust the the following procedures.
bands as described in the topic on
Initial Adjustment in the Maintenance INITIAL OPERATIONS.
Section. After the tong is transported to job site,
hoisted into operating position, snubbed,
leveled, and connected with 'power unit as
9. If lift cylinder option is installed, pull lift described in Installation Section, proceed
cylinder control lever back and verify as follows:-
that cylinder operates to lift tong. 1. Be sure shifting lever and control
10.Push lifts cylinder control forward and lever(s) are in neutral position.
verify that cylinder operates to lower

Table 3-1, Operating Controls and Gauges

Control or Gauge Function

Backing Pin
In Makeup Hole Allows tong to bite when operated clockwise for makeup.
In Breakout Hole Allows tong to bite when operated counter clockwise for breakout.
Shifting Lever
Up Position Shifts tong gear train into high-speed position.
Center Position Neutral position - motor and clutch shaft turn but rotary gear does
not rotate.
Down Position Shifts tong train to low speed.
Tong Control Lever
Forward Position Operates rotary gear and cage plates clockwise. For makeup,
head bites and for breakout head releases.
Back Position Operates rotary gear and cage plates counterclockwise. For
breakout, head bites and for makeup head releases.
Manual Relief Valve Permits operator to set hydraulic pressure to desired setting.
Pressure Gauge Measures pressure applied to hydraulic motor.
Lift Control Lever When present, located to right of Head Control Lever.
(optional - not shown)
Forward Position Operates lift cylinder to lower tong.
Back Position Operates lift cylinder to raise tong.

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 15 Operation

Figure 3-1. Operating Controls and Gauges

2. Start hydraulic power unit. 2. Place tong 011 casing section

positioned for makeup or breakout.
3. Perform a pre-operational check and
make any required adjustments before 3. Close throat safety door, then perform
operation. operation as described in next topic.

4. Place backing pin in makeup hole for 4. After operation, remove tong from
makeup operation or in breakout hole casing, open front safety door and
for breakout operation (See Figure 3- push . tong back off casing, then re-
11). close door.

POSITIONING TONG AND EN-CLOSING OPERATING THE TONG.

CASING. To operate the tong, proceed as follows:
After performing the initial operations,
position the tong for the makeup or
breakout work to be done. War
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1. Position the tong at proper height for Be sure no part of the body or
gripping tubing as follows:- clothing is in tong head area and
be sure no cables or equipment
a) If tong is installed using a counter other than casing are enclosed in
balance syst1m, lift or lower tong to throat.
desired position.

b) If a lift cylinder is used, operate the 1. Initially select high-speed operation by

lift cylinder control lever (right-hand moving shifting lever up.
handle) on the tong to position tong.

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 General Information Operation 16

2. Operate tong control lever as follows:-

FORWARD· REVERSE ALTERNATION.
If it is desired to quickly operate the tong
a) To begin turning casing clockwise forward and backward (as in case of cross-
for makeup operation, push control threaded pipe joints) proceed as follows.
forward.

b) To begin turning casing counter

clockwise for. breakout operation,
In this method of operation, be sure
pull control lever back.
the tong is always able to grip the
pipe. Operation of an empty tong
3. Once tong stalls out, release tong
with the backing pin in neutral (i.e.
control lever and move shifting lever to
removed) would allow the backing
low-speed position
lug to rotate until striking the cage
plate spacers each revolution. Such
4. Operate tong control lever to complete
operation could damage the tong.
torqueing operation.

5. Observe reading on torque gauge and 1. Remove backing pin to allow rotary
when proper torque is obtained, move gear to move in either direction
tong control lever in opposite direction
to back off head. 2. Operate tong forward, than quickly
reverse directions.
6. Reposition casing as necessary and
repeat above steps as required for 3. Repeat step 2 as required to loosen
each joint. joint.

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 17 Operation

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General Information Servicing 18

Section 4
Servicing

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 19 Servicing

Section 4
Servicing
Servicing the tong consists of inspection, edge is not worn excessively and is
lubrication, tests and adjustments Should capable of biting effectively. Change the
servicing reveal requirements for repairs, dies if required.
refer to the appropriate portions of
Sections 5 and 6. TIGHTEN BOLTS.
Tighten two head pivot bolts and three
DAILY INSPECTION head cage bolts.
Figure 4-1 illustrates the points that should
INSPECT HEAD ROLLERS.
be inspected at the start of every job and
Inspect head rollers to be sure they turn
once every day thereafter.
freely. Lubricate as outlined under Head
Roller Lubrication procedure.

MONTHLY MAINTENANCE
Once each month make following checks
and take appropriate corrective action.

1. Check dumbbell rollers for wear or

breakage and replace if necessary.

2. Check cam follower rollers fat wear or

breakage, and replace if necessary.

3. Check clutch operation, shifting shaft

nuts and shifting shaft detent operation
Figure 4-1. Tong Inspection Points as described under Tests and
OVERALL INSPECTION. Adjustments.
Inspect the unit and its accessories for
obvious damage, evidence of hydraulic LUBRICATION
leaks, etc. Refer to the overhaul
Proper Lubrication is important to the
procedures for removal and replacement
operation and long life of the tong. This
of' any faulty parts.
topic describes both the lubrication grease
and the hydraulic fluid requirements for the
BRAKE BAND INSPECTION.
tong.
Inspect the brake bands to be sure that
each band is intact and not excessively
HYDRAULIC FLUID.
worn. If a brake band begins to wear into
Under normal operation the tong should
the rivets, the band should be replaced.
remain charged with hydraulic fluid even
when the hydraulic hoses are
CHECK HEAD DIES.
disconnected. This is
Inspect head dies to be sure that biting

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 General Information Servicing 20

because check valves at the disconnect 1. On top of tong, grease two pinion idler
points retain the hydraulic fluid within the bearing (3).
tong when the connection is separated.
However, should hydraulic fluid be lost ning
War
from the tong due to leaks or during
maintenance, you should recharge the After applying power to turn
tong by connecting the' hoses from the rotary gear and cage plates,
hydraulic power unit and adding fluid disable hydraulic system before
according to the instructions in the power proceeding.
unit manual.

GREASE ZERTS. 2. Grease all upper cam follower

At the beginning of each job and daily bearings (4) and the upper dumbbell
thereafter, you should use a grease gun to roller zerts (5).
grease the various grease zerts. In
general, you should be liberal with grease. 3. Beneath tong, grease clutch assembly
Over-greasing will do no harm; while under (6).
greasing can result in excessive wear.
Figure 4-2 shows the lubrication points 4. Grease all the lower cam follower
and Table 4-1 gives information on the type bearings (7) and the lower dumbbell
of grease to be used. roller zerts (8).

In the steps below the item numbers 5. Grease all the lower cam follower
enclosed in parenthesis refer to grease bearings (11 ) and lower dumbbell
points identified in Figure 4-2. roller zerts (12).

Table 4-1. Recommended Lubrlcauts

Grease Specifications
Gear Grease* Heavy Duty Wheel Bearing Grease

Bearing Grease* Extreme Pressure Heavy Duty Lubricant Grease

*Specifications are listed for average conditions. For application involving extreme heat
or cold, consult Sara for recommendations.

Figure 4-2. Tong Grease Points

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 21 Servicing

CAM FOLLOWERS.
When greasing cam follower zerts, a) Disconnect power from power unit
lubricate outside of cam follower rollers as electrical motor or turn off diesel
listed below:- engine as applicable, shift speed
lever to neutral, and set control
1. Use gear grease as described in Table lever to neutral.
4-l.
b) Disconnect hydraulic pressure line
2. Apply grease liberally to outside of (1 inch line) from tong at hose
each roller. connector.

HEAD ROLLERS. 3. Remove cover from clutch inspection

Lubricate head rollers as follows:- port.

1. Knock out head roller pins and grease 4. Pack the unit with specified gear
with gear grease. Then replace rollers grease (see Table 4-1) as follows:-
on heads and be sure rollers turn freely.
a) Apply grease liberally through
2. Apply gear grease liberally to outside of opening at back of head cage,
head rollers. Figure 4-2 (1).

GEAR GREASE. b) Apply grease liberally through

To pack the tong with grease refer to clutch inspection door to gear,
Figure 4-2 and Table 4-1 and proceed as Figure 4-2 (2).
follows.
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Failure to disable hydraulic
Packing the gears while power system after operating tong
unit is operating is extremely could result in serious personnel
dangerous. Failure to observe injury
proper precaution in maintaining
this unit could result in extreme c) Operate tong to distribute grease
personnel hazard then disable hydraulic power and
repeat steps a and b.

1. With power unit connected and 5. Replace cover on clutch inspection

operating, rotate rotary gear so that port.
opening is turned to back of tong.
TESTS AND ADJUSTMENTS
2. Disable tong by both of the following
The following tests should be made and
methods.
the adjustments performed as indicated.
ning
War BRAKE BANDS. At the beginning of a job
Keep hands out of the head area and at the start of each shift thereafter,
while the power unit is operating. perform the brake band test and brake
band adjustment as required.

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 General Information Servicing 22

Brake Band Test. Check each brake band SHIFTING DETENT.

adjustment according to the following The shifting detent that holds the shifting
steps. mechanism in the selected speed is
adjustable. This adjustment should be
1. Place backing pin in Makeup position. checked at the beginning of a job and at
the start of each shift thereafter. The detent
2. Operate tong several times and verify should be adjusted if required.
that heads bite at each operation.
Detent Operational Check.
3. Place backing pin in Breakout position. Check the operation of the shifting detent
as follows.
4. Operate. tong several times and verify
that heads bite at each operation. 1. Raise shifting handle to High Speed
position and verify that the control
5. If heads fail to bite in either Makeup or snaps into position.
Breakout position of backing pin, adjust
brake bands. 2. Exert force on shifting lever and verify
that lever remains in High Speed
Brake Band Adjustment. position unit considerable force is
When inspection or test indicates the exerted, then gives way to slide freely
requirement, adjust the brake bands to next position.
according to the steps given below. Refer
to Figure 4-3 for the adjustment points. 3. Repeat steps 1 and 2 for Low Speed
position.

4. Repeat steps 1 and 2 for Neutral

position.

5. If above steps indicate need for

adjustment, adjust detent.

Detent Adjustment.
When an operational check indicates the
need to adjust the shifting detent, refer to
Figure 4-3 and adjust the detent as
Figure 4-3. Tong Adjustment Points outlined below.

1. nuts one-fourth turn. 1. Loosen the stop nut on adjusting bolt.

2. Check brake operation as in preceding 2. Tighten bolt one-half turn.

topic.
3. Repeat Detent Operational Check.
3. Repeat steps 1 and 2 as necessary
until brake band test is successful. 4. If mechanism operates properly,
tighten stop nut while holding adjusting
i bolt at setting obtained in step 2.
A total of one-half to one turn 5. IF additional adjustment is indicated,
should normally be sufficient. repeat steps 1 through 3 until proper
operation is achieved.

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 23 Servicing

TORQUE CHECK AND ADJUSTMENT. 2. Be sure that torque gauge is correctly

The relief pressure for the tong may be set installed and in proper operation.
to achieve the maximum torque desired.
The following procedures describe the 3. Back off relief valve to minimum torque
method for checking and adjusting the setting.
relief pressure to obtain the torque desired
(up to the maximum torque of the tong).
i
i Adjustment is extremely difficult
to turn when pressure is applied.
Refer to the manual on the power
unit and be sure unit is adjusted
to provide the required operating 4. Incrementally adjust relief valve, then
pressure. apply pressure and read torque value.
Continue until desired maximum
torque value is obtained.
Maximum Torque Adjustment.
Adjust the maximum torque to the desired
value according to the following steps.

1. Set up tong on a casing or tong test

stand with casing coupled or installed
so that it cannot turn.

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General Information
Troubleshooting, Repair and Overhaul 24

Section 5
Troubleshooting,
Repair and
Overhaul

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 25 Troubleshooting, Repair and Overhaul

Section 5
Troubleshooting,
Repair and Overhaul
This section contains instructions for REPAIR
troubleshooting, repair and overhaul of the
In general, repair consists of replacing
tong. After any major repair or overhaul,
worn or broken parts. When a part is
the tong should be serviced as outlined in
determined to be faulty, either. through
Section 4.
inspection or through an operational
check, you should remove the part and
TROUBLESHOOTING replace it with a new part according to the
Tong troubleshooting consists of locating procedures and instructions in the
observed symptoms on the Trouble- following topics. The component parts are
shooting Chart, Table 5-1, determining the illustrated and identified in Section 6.
probable cause, and correcting the
problem as suggested.

Table 5-1. Troubleshooting Chart

SYMPTOM PROBABLE CAUSE CORRECTIVE ACTION

TONG FAILS TO GRIP Wrong size heads in tong or install correct head and roller
wrong rollers in tong heads assemblies.

Heads come out of neutral Undersize pipe Install oversize rollers (1/16" OD
cam but will not penetrate larger).

Tong not hanging Adjust hanging bridle turnbuckles

perpendicular to pipe. until tong hangs level.

Heads do not come out of Brake bands not tight Tighten brake band adjustment nuts
neutral cam enough ¼" turn intervals until tong grips.

Oversize pipe Install undersize rollers (1/16" OD

smaller).

Faulty cam followers Replace cam followers.

TONG DOES NOT Brake bands not tight Tighten brake band adjustment nuts
RELEASE (BACK BITES) enough. ¼" turn intervals unit tong grips.

Faulty cam follower Replace cam follower bearings.

bearings in cage plates.

Head roller & pin dry of Grease per lubrication procedure.

grease.

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 General Information
Troubleshooting, Repair and Overhaul 26

TONG DOES NOT Power unit pressure not set Refer to instruction manual on power
DEVELOP SUFFICIENT high enough. unit.
TORQUE
Power unit properly set, but With pressure in the relief valve
relief valve on tong not set "gauge port," stall tong and turn
high enough. valve relief screw adjustment
clockwise until pressure is set
correctly.

Faulty tong valve or motor Repair or replace valve or motor.

Faulty torque gauge. Repair or replace torque gauge

MOTOR RUNS BUT TONG Faulty clutch or shifting Check clutch and shifting mechanism
DOES NOT ROTATE mechanism. and repair as necessary.

Broken gear. Check for broken gear and replace

as necessary.

Motor drive gear and / or key Replace motor drive gear and/or key.
have drooped off.

TONG HANGS UP UNDER Excessively worn or broken Replace cam follower, dumbbell, or
LIGHT LOAD cam follower, dumbbell, or idler bearing
or idler bearing

TONG ROTATES WHEN Faulty control valve Replace control valve.

CONTROL LEVER IS IN
NEUTRAL

SHIFTING LEVER WILL Detent improperly adjusted. Adjust detent.

NOT REMAIN IN HIGH-
SPEED POSITION Lost detent ball and/or spring Replace detent ball and / or spring,
then adjust detent.

Groove worn in shifting shaft Remove detent spring and ball,

(by detent ball) remove bolt and nut holding shaft
to link, and rotate shifting shaft 180
degree. Then replace bolt and nut,
replace detent ball and spring, then
readjust detent.

MOTOR LEAKING Faulty shaft seal Replace motor seal.

OIL COMING FROM Blown shaft seal Replace motor seal.

MOTOR BOX

CHRONIC SEAL Plugged case drain Disconnect end of case drain

PROBLEM connected to valve and clear line.

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 27 Troubleshooting, Repair and Overhaul

OVERHAUL procedure. Numbers in parenthesis refer

to item numbers in Figure 6-1.
Overhaul consists of disassembling the
1. Remove brake band retainer (23) for
Long, examining each part, replacing any
the top brake band (18).
worn of damaged parts and then
reassembling the. tong. All damaged or
2. Remove adjusting nuts (21) and bolts
worn parts are to be replaced with identical
(19).
parts as identified in Section 6.
3. Remove brake band (18) Refer to parts
DISASSEMBLY.
list, item 18, for part no. of new band.
During overhaul, the tong should be
completely disassembled. For
4. Grease new brake band before
replacement of a faulty part, components
replacement.
need be removed only as required to
obtain access to, and remove the faulty
5. Place new brake band around cage
part. In general, disassembly require-
plate and replace two bolls (19) and
ments become obvious from the figures in
adjusting nuts (21) through brake band
the illustrated parts list; however,
lugs (20).
procedures for performing disassembly
necessary for service as well as
6. Tighten: adjusting nuts snug but not
replacement of certain wear parts are
tight.
presented in the parts replacement topic.
7. Replace brake band retainer (23).
REASSEMBLY.
Reassembly of a component or of the
8. Remove brake band retainer (23) for
entire tong consists of replacing the parts
bottom brake band (18).
in the reverse order of disassembly, then
performing the service outlined in Section
9. Repeat steps 2 through 7 for bottom
4. However, certain procedures for
band.
performing reassembly after service or
during replacement of certain wear parts
10.Adjust both brake bands in accordance
are presented in the following topic.
with brake band adjustment procedure
under Tests and Adjustments.
PARTS REPLACEMENT.
In general, parts replacement consists of
Cage Plate Removal and Replacement.
disassembly as necessary to obtain
Cleaning and service requires the periodic
access to the part to be replaced.
removal and replacement of the top and
However, replacement of certain parts as
bottom cage plates. To remove and
required for service and as indicated by the
replace these plates, proceed according to
functional tests, is described in this topic.
the following steps. The numbers in
parenthesis refer to item numbers in
Brake Bands Replacement.
Figure 6-1.
Should the brake bands become broken or
excessively worn, they are to be replaced
in accordance with the following

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 General Information
Troubleshooting, Repair and Overhaul 28

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5. Remove bottom cage plate (40)
Keep hands out of the head cage
while the power unit is operating. 6. Perform necessary cleaning or other
maintenance.

1. Remove heads as described in section 7. Replace both cage plates in reverse

2. order of steps 3 through 5.

2. Loosen brake bands as necessary to 8. Readjust brake bands as outlined in

free two cage plates (5) and (40). Tests and Adjustments.

3. Remove four cage plate bolts (8) 9. Replace heads as described in Section
2.
4. Remove top cage plate (5).

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 29 Troubleshooting, Repair and Overhaul

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General Information Parts List 30

Section 6
Parts List

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 31 Parts List

Section 6
Parts List
This section contains a complete 'illustrate the subassemblies not broken
illustrated part list for the SARA Model 4- down in the top assembly illustration, and
1/2" Tong. Figure 6-1 is the top assembly Table 6-2 through 6-7 list the parts for
drawing and table 6-1 is the top assembly these subassemblies.
parts list. Figures 6-2 through 6-7
Table 6-1. Parts List, Sara Model 4-1/2" tubing tong - Figure 6-1.
INDEX PART NO. DESCRIPTION QUANTITY
REF 450·TT·1011 4-1/2 inch Tubing Tong 1
1 104297 Top Tong Plate 1
2 101539 3/8 in. NC x 1-1/4 in. Hex Head Bolt 48
3 101643 3/8 in. NC x 1-1/4 Flat Socket Head Bolt 4
4 104298 Bottom Tong Plate 1
5 104246 Top Cage Plate 1
6 103383 Head Spring Bolt 3/8 in. NC x 3-1/2 in. Socket Head Bolt 2
7 103373 Head Spring Lane No. 682 2
8 101664 Cage Plate Bolt ½ in. NC x 3-1/2 in. Socket Head Bolt 4
9 103283 Backing Pin 1
10 101698 3/8 in. Flat Washer 2
11 101699 3/8 Lock Washer 2
12 101537 3/8 in. NC x 3/4 in. Hex Head Bol? 2
13 103324 Backing Pin Retainer Chain 1
14 101786 Cam Follower Smith H35X 26
15 101186 Drive Grease
. Fitting 26
16 101714 5/8 in. Lock Washer 26
17 101753 5/8 in. NF. Jam Nut 26
18 103218 Brake Band 2
19 101543 3/8 in. NF x 1-3/4 in. Hex Head Bolt 4
20 100437 Brake Band. Lug 4
21 101741 3/8 in. NF Lock Nut 4
22 101537 3/8 in. NC x 1-3/4 in. Hex Head Screw 8
23 103220 Brake Band Retainer 4
24 101538 3/8 in. NC x 1-3/4 in. Hex Head Bolt 2
25 101095 Spring For Door Spring Assembly 1
26 100563 Door Spring Plunger 1
27 100545 Door Spring Sleeve 1
28 100566 Door Spring Bushing 2
29 100041 Tong Door 1
30 100553 Door Washer 2
31 101809 Door Bearing 1-Z99R14 2
32 100542 Door Roller 4
33 100052 Dumbell Roller 10
34 101814 Roller Shaft Bushing 30
35 100038 Door Shaft 1

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General Information Parts List 32

INDEX PART NO. DESCRIPTION QUANTITY

36 100046 Dumbell Roller Bushing 20
37 101764 7/8 in. NF Thin Lock Nut 20
38 101183 1/4 in. 28 Thread Grease Fitting 10
39 100037 Roller Shaft 9
40 104247 Bottom Cage Plate 1
41 101183 1/4-28 THD Grease Fitting 2
42 103282 Cage Plate Key 1
43 101640 3/8 in. NC x 1 in. Socket Head Bolt 1
44 101642 3/8 in. NC x 1-1/4 in. Hex Head Bolt 1
45 100409 Backing Lug 1
46 104285 Rotary Gear 1
47 450-TT-1007 Rotary Idler Assembly (See Figure 6-2 for 2
Breakdown)
48 450-TT-1005 Pinion Assembly (See Figure 6-3 for Breakdown) 1
49 450-TT-1004 Clutch Assembly (See Figure 6-4 for Breakdown) 1
50 101734 5-16 in. NF Full Lock Nut 3
51 101172 Connecting Link No. 80 Chain Link 2
52 100476 Shifting Handle 1
53 100026 Shifting Shaft 1
54 101534 5/16 in. NC x 1-1/4 Hex Head Bolt 3
55 100587 Top Shifting Shaft Guide 1
56 101091 Shifting Ball 1
57 101090 Shifting Spring . 1
58 101744 7/16 in. NF Jam Nut 1
59 101551 7/16 in. NF x 1-1/4 Hex Head Bolt 1
60 101753 5/8 in. NF Jam. Nut 1
61 100025 Shifting Yoke 1
62 101714 5/8 in. Lock Washer 1
63 101756 5/8 in. NF Full Lock Nut 1
64 103398 Clutch Door 1
65 101621 1/4 in. NC x 1 Socket Head Bolt 2
66 104287 Tong Body 1
67 100040 Tong Leg 3
68 100531 Back Hanger 1
69 103135 Side Hanger 2
70 101197 Torque Gauge 1
71 101524 1/4 NC x 3/4 Hex Head (For Mtg. Torque Gauge To 3
Torque Gauge Plate)
72 100043 Torque Gauge Stand 1
73 100564 Torque Gauge Plate 1
74 101568 1/2 in. NC x 1-3/4 in. Socket Head Bolt 1
75 101877 Control Valve A20-CA128-MA53-Z16 (See Note 1) 1
76 100058 Motor Mount Housing 1

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 33 Parts List

INDEX PART NO. DESCIUPTION QUANTI TY

77 101664 Housing Bolts 1/2 in. NC x 3-1/2 in Socket 1
Head Bolts
78 101934 Hydraulic Motor 1
79 101946 Motor Port Flange 1
80 101652 7/16 in. NC x 1-3/4 in. Socket Head Bolts 1
81 101709 1/2 in. Hi Collar Lockwasher 1
82 101038 1 in. Male Coupling Aeroquip 5100-S2-16 2
83 101075 1 in. Dust Cap Aeroquip 5100-32-16S 1
84 101041 1-1/4 in. Male Coupling Aeroquip 5100-S2-20 1
85 101076 1-1/4 in. Dust Cap Aeroquip 5100-32-20S 1
86 103390 Head Roller (2 per set) (2-1/32”) 1
87 100397 Head Roller Pin (2 Per Set) 1
88 102976 L-2 1/16 in. Slide Head 1
89 102968 L-2 3/8 in. Slide Head 1
90 102969 L-2 7/8 in. Slide Head 1
91 102811 L-3 1/2 in Slide Head
91a 104144 L-4 1/2 Slide Head 2
92 101257 3/8 in. x 5/8 in. 1-15/16 in. Die 2
93 103833 2-1/16 in. Contour Die 2
94 103642 2-3/8 in. Contour Die 2
95 103643 2-7/8 in. Contour Die 2
96 103644 3-1/2 in Contour Die 2
96a 104632 3/8 in. x 1 in. 2-1/2 in. Rig Die for L-4-1/2 in. 2
97 450-TT-1026 Tong Suspension (See Figure 6-5 for 2
Breakdown)
98 103536 Penguin Gauge Cover 2
99 104313 0-5000 PSI Pressure
. Gauge 2
Note1 : Control Valve shown is standard. For valve assembly incorporating optional lift
Cylinder Control, Specify A20-CA128-MA53-MA53-Z16

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General Information Parts List 34

Figure 6-1. SARA SAE Model 4-1/2" Tubing Tong, Top Assembly (Exploded View)

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 35 Parts List

Table 6-2. Parts List, Rotary Idler Assembly - Figure 6-2.

INDEX PART NO. DESCRIPTION QUANTITY

REF 450-TT-1007 4-1/2 Rotary Idler Assembly. (See Figure 6-1
for Next Higher Assembly) 2
1 101185 1/8 in. NPT Grease Fitting 1
2 101771 1-1/4 NF Hex Nut 2
3 101724 1-1/4 in. Lock Washer 2
4 100036 Idler Pad 2
5 100035 Top Idler Spacer . 1
6 101107 Bearing Retainer
, Rings W306 2
7 100033 Idler Gear
; 1
8 100032 Idler Gear with Micro Cam 1
9 101798 Idler Bearing MRC 5208K 1
10 100031 Idler Shaft 1
11 101146 Bearing Seal NILOS 5208 2
11 100034 Bottom Idler Spacer 1

Figure 6-2. Rotary Idler Assembly, Exploded View Figure 6-3. Pinion Idler Assembly, Exploded View

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General Information Parts List 36

Table 6-3. Parts List, Pinion Idler Assembly - Figure 6-3

INDEX PART NO. DESCRIPTION QUANTITY

REF 450-TT-1005 Pinion Idler Assembly
(See Figure 1 for Next Higher Assembly) 1
1 101558 Nut, Pinion Idler Shaft 6
2 101708 Washer, Lock, Idler Shaft 6
3 101061 Pad, Pinion Idler 4
4 100030 Bolt, Idler Pad. 2
5 101801 Washer, Lock 2
6 100028 Zert, Grease 1
7 100027 Shaft, Pinion Idler 1
8 100029 Seal, Bearing 1

Figure 6-4. Clutch Assembly, Exploded View

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 37 Parts List

Table 6-4. Parts List. Pinion Assembly - Figure 6-4'

INDEX PARTS NO. DESCRIPTION QUANTITY
REF 450-TT-1004 Clutch Assembly (See Figure 6-1 for
Next Higher Assembly) 1
1 100051 Adapter Key 1
2 100047 Motor Shaft Adapter 1
3 101804 Top Clutch Bearing FAFNIR W208PPG 1
4 100023 Top Clutch Bushing 1
5 100022 Top Clutch Bearing Retainer 1
6 100020 High Clutch Gear 1
7 101793 Clutch Needle Bearing B-2216-OH 2
8 100019 Clutch Shaft 1
9 103181 Shifting Collar 1
10 100021 Low Clutch Gear 1
11 101796 Bottom Clutch Bearing W205PP 1
12 100461 Clutch Bearing Cap 1
13 101699 3/8 in. Lock Washer 4
14 101539 3/8 in. NC x 1-1/4 in. Hex Head Bolt 4
15 101061 1/8 in NPT Pipe Plug 2
16 101185 1/8 in. NPT Grease Fitting 1

Figure 6-5. Tong Suspension

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General Information Parts List 38

Table 6-5 Parts List, Clutch Assembly - Figure 6-5

INDEX PART NO. DESCRIPTION QUANTITY
R EF 450-TT-l026 Tong Suspension (See Figure 6-1 1
for Next Higher Assembly
1 103703 Lift Cylinder 1
2 100055 Spring Hanger Assembly 1
3 102373 Lift Cylinder Hose Assembly 1
4 100421 Bridle Ring 1
5 101885 Pilot Operated Check Valve 1
6 102414 Bridle Assembly 1
7 101241 3/4 in. Clevis 1
8 101168 5/16 in. Clevis 3
9 101042 1/2 in. Male Quick Disconnect 1
10 101891 Valve Section,
, Lift Cylinder 1

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Table 6-6. Parts List, Tong Suspension Assembly - Figure 6-6

INDEX PART NO. DESCRIPTION QUANTITY

REF 13375-CT-1026 Tong Suspension (Bridle Assembly is 1
part of tong, Figure 6-1 other parts are options)
1 101985 Cylinder, Lift 1
2 102373 Hose, Lift Cylinder 1
3 100721 Hanger, Single Spring 1
4 101241 Clevis 2
5 101168 Clevis 3
6 100675 Bridle Assembly 1
7 101065 Plug, Pipe 1
8 101042 Coupling, Quick Disconnect ½" 1
9 100980 Bushing, Hex 1
10 101885 Valve, Check, Pilot Operated 1

Figure 6-6. Tong Suspension

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General Information Parts List 40

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