Specifications

Telescopic Boom Truck Crane

HTC8660

60ton (54.43 metric tons)

C
L of Rotation
46' 7"
(14.20 m)

Tailswing with counterweight

13' 9.25" (4.20 m)

35' 6"
(10.82 m)

3' 6"
(1.07 m)

LinkBelt
10' 8.5"
(3.26 m)

HTC-8660

11' 5.38"
(3.49 m)
6' 6.25"
(1.99 m)

5' 5.75"
(1.67 m)
17_

6' 1.38"
(1.86m)

17_
25"
(0.64 m)

25"
(0.64 m)

30"
(0.76 m)

13.25"
(0.34m)

30"
(0.76 m)

3' 9"
(1.14 m)

2' 7"
(0.79 m)
11'
(3.35 m)

4.5"
(0.11 m)

26' 9.5"
(8.17 m)

19' 3"
(5.87 m)

8' 11"
(2.72 m)

9' 11"
(3.02 m)

General Dimensions

8 6 (2.59 m)

feet

meters

Turning radius wall to wall

49 9.56

15.17

Turning radius curb to curb

Ground clearance
Tailswing

41 10.5
13.25
13 9.25

12.76
0.34
4.20

4 7 (1.40 m)
Deck Height
8
LinkBelt

1 2.5
(0.37 m)

9 (0.23 m)
20
(0.52m)

7 9 (2.36 m)
Fully Retracted
9 9.25 (2.98 m)
Fully Retracted
14 1.75 (4.31 m)
Intermediate Extended
16 1.75 (4.92 m)
Intermediate Extended

1 3
(0.38 m)

Ground Level
With Crane On
Outriggers

20 6 (6.25 m)
Fully Extended
22 6 (6.86 m)
Fully Extended

Litho in U.S.A. 3/03

Not To Scale

#5381 (Supersedes #5355)

Upper Structure
J Boom

S Windows are tinted and tempered safety

glass.
Patented Design
S Sliding rear and right side windows and
S Boom side plates have diamond shaped
swingup roof window for maximum visibilimpressions for superior strength to weight
ity and ventilation.
ratio and 100,000 p.s.i. (689.5 MPa) steel S Slidebydoor opens to 3 (0.91 m) width
angle chords for lateral stiffness.
S Sixway adjustable seat, with seat belt, for
S Boom telescope sections are supported by
maximum operator comfort.
top, bottom and adjustable side wear
S Hand held outrigger controls and sight
shoes to prevent metal to metal contact.
level bubble located in cab.
S Diesel cab heater
Boom
S 35.5 110 (10.82 33.53 m) foursection S Top hatch window wiper S Circulating fan
S Audible swing alarm
S Warning horn
fullpower boom
S Fire extinguisher
S Cup holder
S Two mode boom extension
S Backup alarm
S The basic mode is the full power, synchro- S Sun screen
S Electric windshield wiper S Hand throttle
nized mode of telescoping all sections
S Windshield washer
S Mirrors
proportionally to 110 (33.53 m).
S Cab work lights
S Defroster fan
S The exclusive Amax mode (or mode
S Pullout Cabwalkt
A) extends only the inner mid section to
60.3 (18.38 m) offering increased capaci- Optional
ties for inclose, maximum capacity picks. S Amber strobe light
S RCL light bar
S Mechanical Boom Angle Indicator
S Third wrap indicator
S Air conditioning
S Amber rotating beacon
Boom Head
S Hydraulic heater
S Five 16.5 (0.42 m) root diameter nylon
sheaves to handle up to ten parts of wire Controls
rope.
Hydraulic controls (joystick type) for:
S Easily removable wire rope guards
S Main winch
S Rope dead end lugs provided on each side S Swing
S Optional auxiliary winch S Boom hoist
of boom head.
S Boom head designed for quick reeve of
Foot controls for:
hook block.
S Boom telescope
S Swing brake
Boom Elevation
S Engine throttle
S Two LinkBelt designed hydraulic cylinOptional
ders with holding valves and bushings in
S Auxiliary winch
each end.
S Single axis controls
S Hand control for controlling boom elevation
Cab
Instrumentation
from 3 to +78
Cornerpostmounted gauges for:
Optional Auxiliary Lifting Sheave
S Hydraulic oil temperature
S Single 16.5 (0.42 m) root diameter nylon
S Audio/Visual warning system
sheave with removable wire rope guard,
S Check and stop engine indicator lights
mounted to boom.
S Tachometer
S Oil pressure
S Use with one or two parts of line off the
S Voltmeter
S Fuel
optional front winch.
S Water temperature
S Does not affect erection of fly or use of
main head sheaves for multiple reeving.
S Microguard 434 Graphic audiovisual
Optional
warning system built into dash with
S 40ton (36.3 mt) quickreeve hook block
antitwo block and function limiters.
S 60ton (54.43 mt) quickreeve hook block
S 70ton (63.30 mt) quickreeve hook block Operating data available includes:
S 8.5ton (7.71 mt) hook ball
S Machine configuration.
S Boom floodlight.
S Boom length
S Boom angle
S Head height
S Radius of load
S Allowed load
S Actual load
Optional
S % of allowed load
S 34 (10.36 m) onepiece lattice fly, stowPresettable alarms include:
able, offsettable to 2, 20 and 40
S Maximum and minimum boom angles
S 34 56 (10.36 17.07 m) twopiece (biS Maximum tip height
fold) lattice fly, stowable, offsettable to 2,
S Maximum boom length
20 and 40
S Swing left/right positions
S Operator defined area alarm is standard
S Antitwo block weight designed for quick
Environmental UltraCabt
reeve of hookblock
S Laminated fibrous composite material;
Optional
isolated from sound with acoustical fabric
S Internal RCL light bar: Visually informs
insulation.
operator when crane is approaching maximum load capacity with a series of green,
yellow and red lights.

J Rated Capacity Limiter

J Fly

J Cab and Controls

HTC8660

-2-

S External RCL light bar: Visually informs

ground crew when crane is approaching
maximum load capacity kickouts and presettable alarms with a series of three
lights; green, yellow and red.

J Swing

S Bidirectional hydraulic swing motor

mounted to a planetary reducer for 360
continuous smooth swing at 2.1 r.p.m.
S Swing park brake 360, electric over
hydraulic (spring applied, hydraulic released) multidisc brake mounted on the
speed reducer. Operated by toggle switch
in overhead control console.
S Swing brake 360, foot operated, hydraulic applied disc brake mounted on the
speed reducer.
S Swing lock Standard; two position travel
lock (pin device) operated from the operators cab.
S Counterweight
S Standard Pinned to upper structure
frame. 12,000 lbs. (5 443 kg) threepiece
design. Consist of one 6,000 lbs. (2 722
kg) piece bolted to upper structure and two
3,000 lbs. (1 361 kg) pieces pinned to
standard counterweight.
S Two counterweight sections can be hydraulically lowered on, and pinned to carrier deck to balance axle loadings for travel.
S Optional
S 360_ swing lock. Meets New York City
requirements.

J Hydraulic System
Main Pump

S One gear pump with a total of four sections.

S Combined pump capacity of 176 gpm (666
lpm).
S Powered by carrier engine with pump disconnect.
S Rocker switch controlled, air applied pump
disconnect engaged / disengaged from
carrier cab.
S Maximum system operating pressure is
3,000 psi (20 685 kPa).
S Oring face seals technology used
throughout with hydraulic oil cooler
standard.

Pilot Pressure / Counterweight Removal

Pump
S Pressure compensated piston pump
powered by carrier engine. Maximum
pump operating pressure is 1,500 psi (10
342 kPa).

Steering / Fifth Outrigger Pump

S Single gear type pump, 8 gpm (30 lpm).

Powered by carrier engine through front
gear housing.
S Maximum pump operating pressure is
2,000 psi (13 790 kPa)

Reservoir
S 169 gallon (639.7 L) capacity. One diffuser
for deaeration.

Filtration
S One 10micron filter located inside hydraulic reservoir
S Accessible for easy replacement

Control valves

S Six separate pilot operated control valves

allow simultaneous operation of all crane
functions.

J Load Hoist System

Standard

S 2M main winch with grooved lagging

S Twospeed motor and automatic brake

Line Pulls and Speeds
S Power up/down mode of operation
S Maximum available line pull 16,438 lbs.
S Bidirectional geartype hydraulic motor
(7 454 kg) and maximum line speed of 463
driven through planetary reduction unit for
f.p.m. (141 m/min) on 16 (0.41 m) root
positive control under all load conditions.
diameter grooved drum.
S Asynchronous parallel double crossover
Optional
grooved drums minimize rope harmonic
S 2M auxiliary winch with twospeed motor,
motion.
automatic brake, and winch function lockS Pressure compensated winch circuit proout. Power up/down modes.
vides balanced oil flow to both winches for S Third wrap indicators
smooth, simultaneous operation.
S Rotation resistant wire rope
S Drum rotation indicators

Carrier
J Type

S 8 6 (2.59 m) wide, 231 (5.87 m) wheelbase. 8 x 4 drive standard.

Frame
S 100,000 p.s.i. (689.5 MPa) steel, double
walled construction with integral 100,000
p.s.i. steel outrigger boxes.

Optional

S Carrier mounted storage boxes

S Pintle hook
S Electric and air connections for trailers
and boom dollies

J Axles

Parking/Emergency
S One spring set, air released chamber per
rear axle end.
S Parking brake applied with valve mounted
on carrier dash.
S Emergency brakes apply automatically
when air drops below 40 psi (275.8 kPa) in
both systems.

J Steering

S Sheppard rack and pinion design

J Transmission
Standard

The three outrigger positions are:

S Full extension 20 6 (6.25 m)
S Intermediate position 14 1.75 (4.31 m)
S Full retraction 7 9 (2.36 m)
S Capacities are available with the outrigger
beams in the intermediate and full retraction positions.
S When the outrigger position levers
(located on the outrigger beams) are
engaged, the operator can set the crane in
the intermediate or full retraction outrigger
position without having to leave the cab.

J Carrier Cab

S Eaton RTO14909ALL; 11 speeds forward, S Oneman cab of laminated fibrous composite material acoustical insulation with
3 reverse with Series 60 engine
Front
cloth covering. Equipped with:
S Tandem, 84.38 (2.14 m) track
S Airride, sixway adjustable operators seat.
S Fourway adjustable tilting and lockable
Rear
S Two 12volt batteries provide 12volt
steering wheel.
starting. 130amp alternator
S Tandem, 72.8 (1.85 m) track. 6.17 to 1.0
S Door and windows locks
ratio with interaxle differential with lockout. S 2,800 cold cranking amps available
S 12volt operating system
S Lefthand and righthand rear view mirrors
S Sliding righthand and rear tinted windows
Lights
S Roll up/down lefthand tinted window
Front axle
S Four dual beam sealed headlights
S Desiccanttype air dryer
S Leaf spring suspension
S Front, side, and rear directional signals
S Steps to upper, lower cab and rear carrier
S
Stop,
tail
and
license
plate
lights
Rear axle
S 110volt electric engine block heater
S Rear and side clearance lights
S Airride, bogie beam type, suspension.
S Backup warning alarm
S Hazard warning lights
S Tow hooks and shackles
S Aluminum fenders with ground control
Standard
outriggers.
S
Three
position
operation
capability
S Hub piloted aluminum disc
S Four hydraulic, telescoping beam and jack S Electric windshield wiper and washer.
Optional
S Travel lights
S Horn
outriggers.
S Hub piloted aluminum disc
S Fire extinguisher
S Ashtray
S Vertical jack cylinders equipped with inteS Spare tire and wheel assemblies
S 36,000 BTU heater S Defroster
gral holding valve.
S Dome light
S Cruise control
S Beams extend to 20 6 (6.25 m) centerS Mud flaps
linetocenterline and retract to within
Standard Front
8 6 (2.59 m) overall width.
Optional
S 445/65R22.5 (Load range L) single tube- S Equipped with stowable, lightweight
S Air conditioning
less radials.
24 (0.61 m) diameter aluminum floats.
S Amber strobe light
S Standard fifth outrigger, 14 3/4 (0.37 m)
Standard Rear
S Rotating beacon
self storing steel pad is operable from
S 12R22.5 (Load range H) rib type, dual
Cab instrumentation
ground or operators cab.
tubeless radials
S Illuminated instrument panel speedometer.
S Handheld controls and sight level bubble
S Tachometer
S Hourmeter
located in operators cab and on carrier deck.
S Fuel gauge
S Fuses
Service
Confined Area Lifting Capacities
S Oil pressure gauge S Odometer
S Full air brakes on all wheel ends with auto- (CALCt) System
S Turn signal indicator S Voltmeter
matic slack adjustors. Dual circuit with
S The crane is operational in one of the three
S Water temperature gauge
modulated emergency brakes.
outriggers positions and operational in
S Front and rear air pressure gauges
S Front 16.5 x 6 SCam brakes
confined areas in two positions (intermediate S Audio/visual warning system
S Rear 16.5 x 7 SCam brakes
and full retraction.
S Automotive type ignition

J Electrical

J Suspension

J Wheels

J Outriggers

J Tires

J Brakes

HTC8660

J Carrier Speeds (Manual Transmission Standard tires)

High

Gear
Ratio
mph
Speed
km/hr.

8
0.73
58.20
93.65

7
1.00
42.49
68.36

6
1.38
30.79
49.54

Low
5
1.95
21.79
35.06

4
2.77
15.34
24.68

3
3.79
11.21
18.04

2
5.23
8.12
13.07

1
7.41
5.73
9.23

Low
16.30
2.61
4.19

Deep
reduction
LL1
LL2
11.85
3.59
5.77

26.08
1.63
2.62

Hi rev.

Lo rev.

Rev
3.43
12.13
19.52

13.03
3.19
5.13

Rev

Deep
reduction
Rev.
20.85
1.89
3.20

Deep reduction
@ 700 rpm
LL1
26.08
0.55
0.88

Deep reduction
@ 700 rpm
Rev
20.85
0.66
1.06

J Engine
Engine standard
Cylinders cycle
Bore
Stroke
Displacement
Maximum brake hp.
Peak torque
Electric system
Fuel capacity
Alternator
Crankcase capacity

Detroit Diesel, Series 60 12.7 L

6/4
5.12 (0.13 m)
6.30 (0.16 m)
778 cu. in. (12 751 cm 3)
365 @ 1,800 rpm; 350 @ 2,100 rpm
1,350 ft. lbs. (1 831 J) @ 1,200 rpm
12volt neg. ground / 12 volt starting
100 gallons (378.5 L)
12 volt, 130 amps
32 qts. (30 L)

S Engine brake standard

S Ether injection starting package optional

J Axle Loads
Base machine with standard 35.5 110 (10.82 33.53 m) foursection boom,
2M main winch with 2speed hoisting and power up/down, 600 (182.88 m),
3/4 (19 mm) wire rope, 8 x 4, 8.5 (2.59 m) carrier with Detroit Diesel Series 60
12.7 L engine, 100 gal. (378.5 L) fuel, aluminum fenders and 12,000 lb. (5 443
kg.) counterweight.

lbs.
82,052

kg.
37 218

Carrier aluminum storage box

Engine block heater propane
Ether injection
Air conditioning Carrier cab
Pintle hook
Electrical and air electrical hookups for dolly or trailer
Driver in carrier cab
Cab heater assembly (hydraulic)
Cab air conditioning
Remove one slab of counterweight on upper
Remove two slabs of counterweight on upper
Rear winch roller
Winch with two speeds and 600 (182.88 m) of wire rope
Front winch roller
Remove 600 (182.88 m) of rope from rear winch
Remove 600 (182.88 m) of rope from front winch
Boom float kit
Add fly brackets to boom base section fly options
Add 34 (10.36 m) offsettable fly w/ATB weight (stowed)
Add 34 56 (10.36 17.07 m) offsettable fly w/ATB weight (stowed)
Add floodlight to front of boom base section
Add 40ton (36.43 mt) hookblock stowed behind bumper (4sheaves)
Add 60ton (54.43 mt) hookblock stowed behind bumper (5sheaves)
Hookball to front bumper
Auxiliary arm w/ATB switch to boomhead

57
83
6
124
25
7
200
129
264
3,000
6,000
93
712
93
660
660
56
160
1,478
2,134
10
720
1,109
360
95

26
38
3
56
11
3
91
59
120
1 361
2 722
42
323
42
299
299
25
73
670
968
5
327
503
163
43

G.V.W.

Upper Facing Front

Front Axle
lbs.
kg.
28,742
13 037
16
105
6
158
10
0
252
2
2
1,572
3,143
44
197
31
279
185
14
141
1,456
1,857
16
1,201
1,850
600
178

7
48
3
71
5
0
114
1
1
713
1 425
20
89
14
127
84
6
64
660
842
7
545
839
272
81

Front Axle
3,948
1 791
7,896
3 582

Transfer one slab of counterweight to carrier deck

Transfer two slabs of counterweight to carrier deck

Rear Axle
lbs.
kg.
53,310
24 181
41
22
0
34
35
7
52
127
262
4,572
9,143
137
909
124
939
845
42
19
22
277
6
481
741
240
83

19
10
0
15
16
3
23
57
119
2 074
4 147
62
412
56
426
383
19
9
10
126
2
218
336
109
38

Rear Axle
3,948
1 791
7,896
3 582

Adjust gross vehicle weight & axle loading according to component weight. Note: All weights are  3%
Axle

Max. Load @ 65 mph. (105 km/h)

Front

46,400 lbs. (21 047 kg) Aluminum disc wheels with 445/65R22.5 tires

Rear

50,350 lbs. (22 838 kg) Aluminum disc wheels with 12R22.5 tires

LinkBelt Construction Equipment Company

Lexington, Kentucky

www.linkbelt.com

RLinkBelt is a registered trademark. Copyright 2003. All rights reserved. We are constantly improving our products and therefore reserve the right to change designs and specifications.

HTC8660

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