INSTALLATION AND OPERATING MANUAL

4” Submersible Pumps
Two and Three Wire, Single and Three
Phase, 1/2 through 10 H.P., 60 Hz
NOTICE D’INSTALLATION ET DE
FONCTIONNEMENT
Pompes submersibles de 4 pouces
Moteurs bifilaires et trifilaires,
Monophasés et triphasés, Puissance de
1/2 à 10 ch, 60 Hz
MANUAL DE INSTALACIÓN Y
FUNCIONAMIENTO
Bombas sumergibles de 4”
Bifilares y Trifilares, Monofásicas y
trifásicas, 1/2 hasta 10 H.P., 60 Hz

English.......................................................Pages 2-12
Français...................................................Pages 13-23
Español.................................................. Paginas 24-34
Tables • Tableaux • Cuadros....................Pages 35-47
Diagrams • Schémas • Diagramas............Pages 48-64

Record the following information from the motor and Sur les lignes qui suivent, indiquer les informations Anote la siguiente información de las chapas del motor y de la
pump nameplates for future reference: suivantes qui se trouvent sur les plaques signalétiques bomba para referencia futura:
du moteur et de la pompe de façon à pouvoir s’y reporter
ultérieurement :
Pump Model No.
N° de modèle de la pompe
No. de modelo de la bomba
Pump Serial No.
N° de série de la pompe
No. de serie de la bomba
Motor Model No.
N° de modèle du moteur
No. de modelo del motor
Motor Serial No.
N° de série du moteur
No. de serie del motor
H.P., Volts/Hz/Ph
Puissance en CH Volts/Hz/Phase(s)
H.P. Voltios/Hz/Fase
Rated Amp Draw
Débit nominal en ampères
Corriente nominal extraída

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© 2013 Pentair Ltd. All Rights Reserved. PN280 (REV 02/20/13)

Safety 2
Table of Contents valve capable of passing entire pump flow at
75 PSI (517 kPa) when using an air over water
Important Safety Instructions . . . . . . . . . . . . . . . . 2
pressure tank. Install a pressure relief valve capable
Pre-Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . 3 of passing entire pump flow at 100 PSI (690 kPa)
Rotation – (3 Phase only). . . . . . . . . . . . . . . . . . . 3 when using a pre-charged pressure tank.
Cabling. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Risk of freezing. Do not allow
Cable Splicing . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 pump, pressure tank, piping, or any other system
Initial Start-Up. . . . . . . . . . . . . . . . . . . . . . . . . . . 9 component containing water to freeze. Freezing
Effluent Applications. . . . . . . . . . . . . . . . . . . . . . . 9 may damage system, leading to injury or flooding.
Connecting To Tank / Water System . . . . . . . . . . . 9 Allowing pump or system components to freeze
will void warranty.
Troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . 10
California Proposition 65 Warning
Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
This product and related accessories
Tables. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 contain chemicals known to the State of California to
Diagrams. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 cause cancer, birth defects or other reproductive harm.
Electrical Grounding Information
Important Safety Instructions Hazardous voltage. Can shock, burn, or
SAVE THESE INSTRUCTIONS - This manual kill. To reduce the risk of electrical shock during pump
contains important instructions that should be operation, ground and bond the pump and motor as
followed during installation, operation, and follows:
maintenance of the product. Save this manual for • To reduce risk of electrical shock from metal
future reference. parts of the assembly other than the pump, bond
This is the safety alert symbol. When you see together all metal parts accessible at the well head
this symbol on your pump or in this manual, look (including metal discharge pipe, metal well casing,
for one of the following signal words and be alert and the like). Use a metal bonding conductor
to the potential for personal injury! at least as large as the power cable conductors
indicates a hazard which, if not running down the well to the pump’s motor.
avoided, will result in death or serious injury. • Clamp or weld (or both if necessary) this bonding
indicates a hazard which, if not conductor to the grounding means provided with
avoided, could result in death or serious injury. the pump, which will be the equipment-grounding
indicates a hazard which, if not terminal, the grounding conductor on the pump
avoided, could result in minor or moderate injury. housing, or an equipment-grounding lead. The
NOTICE addresses practices not related to equipment-grounding lead, when provided, will
personal injury. be the conductor having green insulation; it may
also have one or more yellow stripes.
To avoid serious or fatal personal injury and
possible property damage, carefully read and • Ground the pump, motor, and any metallic
follow the safety instructions. conduit that carries power cable conductors.
Ground these back to the service by connecting
Hazardous voltage. Can shock, burn a copper conductor from the pump, motor, and
or cause death. To avoid dangerous or fatal electric conduit to the grounding screw provided within
shock hazard, use pump only in a water well. the supply-connection box wiring compartment.
Risk of electrical shock. Do not This conductor must be at least as large as the
install this pump in any pond, river, or other open circuit conductors supplying the pump
body of water that could be used for swimming Allowing pump or system components to freeze will
or recreation. Do not swim, wade or play in a void warranty.
body of water in which a submersible pump has
been installed. Install pump according to all plumbing, pump and
well code requirements.
• Installation must meet United States National
Electrical Code, Canadian Electrical Code, and Test well water for purity before using well. Call your
local codes (as applicable) for all wiring. local health department for testing procedure.
• Disconnect electrical power supply before During installation, keep well covered as much
installing or servicing pump. as possible to prevent leaves and foreign matter
from falling into well. Foreign objects in well can
• Make sure line voltage and frequency of contaminate the water and cause serious mechanical
power supply match motor nameplate voltage damage to the pump.
and frequency.
Pipe joint compound can cause cracking in plastics.
Hazardous pressure. Under certain Use only PTFE pipe thread sealing tape when sealing
conditions, submersible pumps can develop joints in plastic pipe or when connecting pipe to
extremely high pressure. Install a pressure relief thermoplastic pumps.
Pre-Installation 3
Pre-Installation Wiring Connections
Inspect pump and motor for delivery damage. Installation must meet United States National
Report any damage immediately to the shipping Electrical Code, Canadian Electrical Code and
carrier or to your dealer. local codes for all wiring (as applicable).
The well driller should thoroughly develop the well Use only copper wire when making connections to
(that is, pump out all fine sand and foreign matter) pump and control box.
before pump is installed. To avoid over-heating wire and excessive voltage
Pump performance is based on pumping clear, drop at motor, be sure that wire size is at least as
cold, liquid water. large as size listed in cable sizing tables for your
Warranty is void in the following conditions: horsepower pump and length of wire run.
• If pump has pumped excessive sand – NOTICE See Diagrams for typical wiring hookups
excessive sand can cause premature wear and control box identification.
to pump. NOTICE When built-in overheating protection
• If water is corrosive. is not provided, install an approved overload
• If entrained gas or air are present in the water equipped motor control that matches motor
being pumped – these can reduce flow and input in full load amps. Select or adjust overload
cause cavitation which can damage pump. element(s) in accordance with control instructions.
When built-in overheating protection is provided,
• If pump has been operated with discharge
use an approved motor control that matches motor
valve closed – severe internal damage
input in full load amperes.
will result.
Install pump at least 15 to 20’ (4.5 to 6m) below Rotation – (3 Phase only)
the lowest water level reached with pump running To make sure motor is running in the correct
(lowest draw-down water level), and at least 5’ direction, proceed carefully as follows:
(1.5m) above the bottom of the well.
After electrical connections have been made
See Tables for information on submersible motor as outlined, and with pump hanging in well
overload protection, control box specifications, supported from clamp on the discharge pipe, turn
recommended fusing, and service wiring on then turn off the switch connecting the motor to
requirements. Also see Diagrams for typical the power supply line.
submersible pump installation wiring.
Observe the rotation of pump as motor starts. If
Wiring/Grounding connections are properly made, pump will “jerk”
clockwise when looking into the pump discharge
Hazardous voltage. Can shock, burn,
when started. If the “jerk” is counter-clockwise,
or cause death. Permanently ground pump, motor
the motor is running in the wrong direction.
and control box before connecting power supply
Interchange any two cable leads where they
to motor.
connect to the “lead” terminals in the magnetic
Ground pump and motor in accordance with local starter. With connections properly made, and pump
codes and ordinances. Use a copper ground wire at
lowered into water, turn the switch ON again and
least as large as wires carrying current to motor.
the pump should deliver water according to the
Motor is supplied with a copper ground wire. performance charts.
Splice this ground wire to a copper conductor that
matches motor wire size specified in Cable Sizing Overload Protection Of Three
Tables. Also see Cable Splicing instructions. Phase Submersible Motors –
Permanently ground pump, motor and control box Class 10 Protection Required
before connecting power cable to power supply.
The characteristics of submersible motors are
Connect ground wire to approved ground first and
different from standard motors and special
then co­nnect to equipment being installed. Do not
overload protection is required.
ground to a gas supply line.
If the motor is stalled, the overload must trip
Fire and electrical shock hazard. If
within 10 seconds to protect the motor windings.
using a drop cable larger than AWG 10 (5.5mm²)
All recommended overload selections are of the
[for example, AWG 8 (8.4mm²) wire] between
ambient compensated type to maintain protection
pump and control box, run drop cable to a
at high and low air temperatures.
separate junction box. Connect junction box to
control box with AWG 10 (5.5mm²) wire. All heaters and amp settings shown are based on
total line amps. When a six-lead motor is used
For more information, contact your local
with a Wye-Delta starter, divide motor amps by
code authority.
1.732 to make your selection or adjustment for
heaters carrying phase amps.
Pre-Installation 4
See Table I for overload specifications for PENTEK Recommended Adjustable
motors. Overload Relays
NOTICE Warranty on three phase submersible AEG Series:
motors is void unless proper quick trip protection
in all three motor lines is used. B17S, B27S, B27-2.
Allen Bradley:
Surge Arresters in Control Box Bulletin 193, SMP-Class 10 only.
Grounding: When the box has a surge arrester, the Fanal Types:
surge arrester MUST be grounded, metal to metal,
all the way to the water strata for the arrester to be K7 or K7D through K400.
effective. Grounding the arrester to a driven ground Franklin Electric:
rod provides little or no protection for the motor. Subtrol-Plus.
NOTICE Surge arresters DO NOT protect against General Electric:
direct lightning strikes. CR4G, CR7G, RT*1, RT*2, RTF3, RT*4,
Install grounded surge arresters to protect pump CR324X-Class 10 only.
from high voltage surges. Install arrester on the Klockner-Moeller Types:
incoming power line to control box or pressure Z00, Z1, Z4, PKZM1, PKZM3, PKZ2.
switch, as close to pump motor as possible. See Lovato:
Figures 1 and 2 for installation wiring diagrams
RC9, RC22, RC80, RF9, RF25, RF95.
for arresters.
Siemens Types:
3UA50, -52, -54, -55, -58, -59, -60, -61, -62,
Surge -66, -68, -70, 3VUI3, 3VE, 3UB (Class 5).
Arrester Control Sprecher and Schuh Types:
CT, CT1, CTA 1, CT3K, CT3-12 thru CT3-42,
Box KTA3, CEF1 & CET3 set at 6 sec. max., CEP 7
L1 L2 R Y B
Class 10, CT4, 6,& 7, CT3.
Square D/Telemecanique:
Class 9065 types TD, TE, TF, TG, TJ, TK, TR,
TJE, TJF (Class 10) or LR1-D, LR1-F, LR2-
D13, -D23, -D33, Types 18A, 32A, SS-Class
Figure 1 – Typical 3 Wire, Single Phase, 230 Volt
10, SR-Class 10 and 63-A-LB Series. Integral
Surge Arrester Wiring Diagram 18,32,63, GV2-L, GV2-M, GV2-P, GV3-M
(1.6-10 amp only).
Line
Surge Westinghouse Types:
FT13, FT23, FT33, FT43, K7D, K27D, K67D,
Arrester
Typical Surge Arrester Advantage (Class 10), MOR, IQ500 (Class 5).
230V Single Phase Other relay types from these manufacturers or
from other manufacturers may or may not provide
acceptable protection. Contact Pentair Customer
Service for more information.
L1 L2 L3 Some approved overload types may not be
available for all of the listed motor ratings. When
relays are used with current transformers, divide
T1 T2 T3 the specified amps by the transformer ratio to
obtain the relay setting.
Figure 2 - Three Phase Surge Arrester (650 Volt
3 Phase Surge Arrester
Maximum) Wiring Diagram

(650 Volt Maximum)

NOTICE Ground the arrester with a AWG 10
or larger bare wire. Ground according to local
code requirements.
NOTICE If surge arresters wired into the
control box do not comply with local electrical
code, contact power company for correct
wiring information.
Pre-Installation 5
Calculating Cable Size
When two different sizes can When two different sizes can be
be used (calculated in feet) used (calculated in meters)
Sometimes conditions make it desirable to use Sometimes conditions make it desirable to use
more than one size cable in an installation. more than one size cable in an installation.
For example: Replace a pump with a 2 HP, 230 volt, For example: Replace a pump with a 2 HP, 230 volt,
60 Hz, single phase motor, with the motor setting at 60 Hz, single phase motor, with the motor setting at
210’ down the well and with 160’ of #12AWG cable 64m down the well and with 49m of #12AWG cable
buried between the service entrance and the well buried between the service entrance and the well
head. In order to avoid replacing the buried cable, head. In order to avoid replacing the buried cable,
the question is: What size cable is required in the the question is: What size cable is required in the
well? Calculate as follows: well? Calculate as follows:
160 Ft. #12AWG 49M #12AWG
(55.9% of Allowable Cable) (56% of Allowable Cable)

210 Ft. #8AWG 64M #8AWG

(44.1% of (44% of
Cable Allowable Cable Allowable
Pump Cable) Pump Cable)
Controls Controls
Service Entrance 2 HP (1.5 kw) Service Entrance 2 HP (1.5 kw)
(Main Fuse Box 230V 1Ph Motor (Main Fuse Box 230V 1Ph Motor
From Meter) From Meter)
5731 1207 5731 1207
1. According to Table VIII, a total of 286’ of 1. According to Table IX , a total of 87m of
#12AWG cable is allowed to power the 2 HP #12AWG cable is allowed to power the 2 HP
motor. The percent of this total that has been motor. The percent of this total that has been
used by the 160’ of cable in the buried run is: used by the 49m of cable in the buried run is:
160’/286’ = .559 = 55.9%. 49m/87m = .56 = 56%.
2. With 55.9% of the allowable cable already 2. With 56% of the allowable cable already used,
used, 44.1% of the total length is left for use in 44% of the total length is left for use in the
the well. To avoid running a cable that is too well. To avoid running a cable that is too small
small and lowering the voltage to the motor, and lowering the voltage to the motor, we have
we have to find a cable size large enough so to find a cable size large enough so that 64m
that 210’ is less than 44.1% of the total length is less than 44% of the total length allowed for
allowed for that size. that size.
3. Trying #10AWG cable, Table VIII shows that 3. Trying #10AWG cable, Table IX shows that
the total allowable length for a 2 HP motor the total allowable length for a 2 HP motor
is 456’. is 139m.
456’ x 44.1% = 456’ x .441 = 201’ 139m’ x 44% = 139m x .44 = 61m
This is not long enough. This is not long enough.
4. Trying #8AWG cable, Table VIII shows that the 4. Trying #8 cable, Table IX shows that the total
total allowable length is 722’. allowable length is 220m.
722’ x 44.1% = 722’ x .441 = 318’ 220m x 44% = 220m x .44 = 97m
This is longer than needed. Therefore, #8AWG This is longer than needed. Therefore, #8AWG
cable can be used for the 210’ of cable in cable can be used for the 64m of cable in
the well. the well.
Any combination of sizes can be used, Any combination of sizes can be used,
provided that the total percentage of the length provided that the total percentage of the length
of the two sizes of cable does not exceed of the two sizes of cable does not exceed
100% of the allowed lengths. 100% of the allowed lengths.
Cabling 6
Installation Wiring Diagrams - A. General Procedures. (Power to control
Single Phase, 3 Wire box disconnected)
Hazardous voltage. Can shock, burn, 1. Disconnect line.
or kill. Ground control box, all metal plumbing, 2. Inspect for damaged or burned parts, loose
and motor frame with copper wire in compliance connections, etc.
with local codes. Use a ground wire at least as 3. Check for misconnections against diagram
large in gauge as the wires supplying power to in control box.
the motor. Cabling 4. If box is too hot, circuit breakers may trip
NOTICE For motors of 1-1/2 HP and above, use or fuses blow. Ventilate or shade box.
a magnetic starter to avoid damage to pressure Move away from heat source.
switch. Consult factory for wiring information. 5. If problem has not been found, check
Permanently close all unused openings in this and motor and control box. Use test
other equipment enclosures. procedures that follow.
Disconnect power to control box before working B. Ground (Insulation Resistance) Test. (Power to
on or around control box, pipes, cable, pump, control box disconnected)
or motor. 1. Ohmmeter Setting: Highest scale (usually
To be sure that starting relay will function and that Rx100K or Rx10,000).
overload will not “nuisance trip”, install control 2. Terminal Connections: One ohmmeter lead
box vertically with top side up. to “Ground” screw on control box and
Wire control box as shown in Diagrams. touch other lead to each of the terminals
Submersible pump will not operate without a on terminal board.
control box, and some boxes require a switch or 3. Ohmmeter Reading: Pointer should remain
a jumper lead between ‘SW’ and ‘L2’ terminals. at infinity (∞) and not deflect.
Operation without control box will burn out the C. Capacitor Tests. (Power to control
pump motor. box disconnected)
Installation must meet United States National Risk of electric shock. Short
Electrical Code, Canadian Electrical Code, and capacitor across terminals before testing.
local codes for all wiring (as applicable). 1. Ohmmeter Setting: Rx1000.
If main overload trips, look for: 2. Terminal Connections: Connect ohmmeter
1. Shorted capacitor leads to black and orange wires out of
2. Voltage problems capacitor case.
3. Overloaded or locked pump. 3. Ohmmeter Reading:  Pointer should swing
NOTICE Match motor to control box or motor toward “zero” and “float” back to (∞).
control as shown in Specifications. Capacitor is shorted if pointer does not
move back to (∞), open if it does not move
Liquid Level (Pump Down) from (∞).
Controls: 4. To reset capacitor, reverse ohmmeter
Use pump down controls on wells with low flow connection to capacitor terminals.
to prevent pumping well dry. See Installation D. Triac Test. (Solid state switch only)
Diagrams for proper installation. Ground controls 1. Ohmmeter Setting: Rx1000.
according to local code requirements.
2. Connect the leads to “R” (start) terminal
If start overload trips, replace start relay. Reset and and to orange lead terminal on
analyze for tripping cause. To avoid motor burnout, start switch.
do not remove or short circuit overload protection.
3. Ohmmeter reading: Infinity (∞).
Checking Procedure (All E. Coil Test. (Solid state switch only)
1. Ohmmeter Setting: Rx1.
Control Boxes): 2. Connect leads to “Y” (common) and L2
Hazardous voltage. Can shock, burn,
terminal and to orange lead terminal on
or cause death. Disconnect power to control box
start switch.
before doing these check procedures.
3. Ohmmeter reading: Infinity (∞).
Cable Splicing 7
Cable Splicing 6. Cut electrical insulation putty into 3 equal
parts and form tightly around butt connectors.
Splice cable to motor leads. Use one of the three
Be sure electrical insulation putty overlaps
methods outlined below. Use only copper wire
insulated part of wire.
for connections to pump motor and control box.
Use only UL®-approved water-submersion-grade 7. Wrap each joint tightly with electrical tape
electrical tape. - cover wire for about 1-1/2” (4cm) on each
side of joint. Make four passes with the tape -
Taped splice - For wire sizes AWG 8 (8.4mm²)
when finished you should have four layers of
and larger:
tape tightly wrapped around the wire. Press
1. Cut off motor leads. Stagger lead and wire edges of tape firmly down against the wire (see
length so that 2nd lead is 2” (50mm) longer Figure 7).
than 1st lead and 3rd lead is 2” (50mm) longer
NOTICE Since the tightly wound tape is the
than second.
only means of keeping water out of the splice,
2. Cut off cable ends. Be sure to match colors the efficiency of the splice will depend on the
and lengths of wires in drop cable to colors care used in wrapping the tape.
and lengths of motor leads.
NOTICE For wire sizes larger than AWG 8
3. Trim insulation back 1/2” (13mm) from cable (8.4mm²), use a soldered joint rather than a
ends and motor lead ends. butt connector (see Figure 5).
4. Insert motor lead ends and cable ends into Heat-shrink splice - For wire sizes AWG 14, 12
butt connectors (see Figure 3). Be sure to and 10 (2, 3, and 5.5mm²):
match wire colors between drop cable and
1. Remove 3/8” (10mm) insulation from ends of
motor leads.
motor leads and drop cable wires.
5. Using crimping pliers (Figure 6), indent butt
2. Put plastic heat shrink tubing over motor leads.
connector lugs (see Figure 4) to secure wires.
3. Match wire colors and lengths in drop cable to
wire colors and lengths of motor leads.
4. Insert cable and motor wire ends into butt
Figure 3 connectors and crimp (See Figures 3 and
4). BE SURE to match wire colors between
drop cable and motor leads. Pull leads to
check connections.
Figure 4 5. Center tubing over butt connector and apply
heat evenly with a torch (a match or lighter
will not supply enough heat).
NOTICE Keep torch moving. Too much
concentrated heat may damage tubing (see
Figure 5
Figure 8).

Figure 9
Figure 6

Figure 10

Figure 7

Figure 11

Figure 8
Installation 8
Butt Connectors with plastic insulators - For wire supplying current to motor. Consult current
sizes AWG 14, 12 and 10 (2, 3, and 5.5mm²): National Electrical Code, Canadian Electrical
1. Cut off motor leads. Stagger lead and wire Code and local codes (as applicable) for
length so that 2nd lead is 4” (100mm) longer grounding information.
than 1st lead and 3rd lead is 4” (100mm) 4. Use only submersible cable supplied by pump
longer than second. manufacturer. When lowering pump into well,
2. Cut off cable ends. Be sure to match colors secure cable to discharge pipe at 10’ (3.5m)
and lengths of wires in drop cable to colors intervals with electrical tape. Take care not to
and lengths of motor leads. damage pump cable.
NOTICE To avoid dropping the pump down
3. Trim insulation back 1/2” (13mm) from cable
the well or damaging cable or cable splices,
ends and motor lead ends.
NEVER allow pump cable to support weight
4. Unscrew plastic caps from insulators. Place a of pump.
cap and a neoprene gasket sleeve on each wire
end to be spliced (see Figure 9). Pump Installation
5. Slide insulator body onto one wire end 1. If a standard air over water pressure tank is
(Figure 9). being used, install two bleeder orifices about
6. Insert wire end into butt connector and crimp 2’ (60cm) apart as shown on page 63. These
(see Figure 10). Be sure to match cable and orifices will automatically charge the tank with
motor wire colors. air. See page 62 to determine orifice location.
7. Center insulator body over splice and slide NOTICE If a pre-charged tank is used, DO
neoprene sleeves into body as far as they NOT install bleeder orifices. If pump and
will go. Screw caps onto insulator body pre-charged tank are replacing a standard
(Figure 11) and tighten by hand for a strong, tank system, remove bleeder orifices before
waterproof splice. installing pump in well.
2. To prevent losing pump down the well,
Cable Installation connect a safety rope strong enough to support
1. To test submersible pump, momentarily pump and drop pipe (minimum 5/16” [8mm]
connect it to proper power supply. Power twisted polypropylene or pronila rope) to
supply frequency and voltage must match eyelet on pump discharge. Tie off other end of
motor nameplate frequency and voltage safety rope securely to well seal, well cap or
to within ±10%. See Rotation for three pitless adapter.
phase pumps. 3. Discharge outlet is threaded 2” NPT (60 Hz) or
2. Fasten cable leads securely to pump discharge 2” BSP (50 Hz).
section; leave 4-5” (100-127mm) of slack in Use 100 PSI rated polyethylene plastic pipe for
leads at this point. Securely fasten leads to installations up to 100’ (30m) depth.
plastic pipe within 6” (150mm) of the pump Use 160 PSI rated polyethylene plastic pipe for
discharge section. Use properly-installed installation up to 220’ (67m) depth.
torque arresters to protect pump and pipe from For depths beyond 220’ (67m), use galvanized
twisting damage as pump starts and stops. steel pipe for the entire drop pipe.
3. Connect copper ground wire to motor bracket.
Ground wire must be at least as large as wires
Installation 9
Initial Start-Up Effluent Applications
NOTICE NEVER operate pump with discharge valve Pumps designed and tested for effluent applications
completely closed. Pump can destroy itself if run must meet the following:
with discharge shut off (“deadheaded”). Risk of electric shock. Do not remove
NOTICE To avoid sand-locking pump, follow cord and strain relief. Do not connect conduit
procedure below when starting pump for the to pump.
first time. NEVER start a pump with discharge 1. Only qualified personnel should install the
completely open unless you have done this pump and associated control equipment.
procedure first. 2. Vent sewage or septic tank according to
1. Connect a pipe elbow, a short length of pipe local codes.
and a gate valve to pump discharge at well 3. Do not install pump in any location classified
head (see Figure 12). as hazardous by National Electrical Code,
Control Temporary wiring ANSI/NFPA 70-2001.
center to control center or 4. These pumps are intended for permanent
or electrical disconnect box
electrical connection only. Provide strain relief at control
disconnect Temporary piping box for power supply cord connection to box.
box Gate valve All control components must be UL listed and
suitable for end use application.

Connecting To Tank /
Water System
Hazardous pressure. Submersible
Pump installation Pump in well
pumps can develop very high pressure in some
for developing a well
situations. To prevent tank failure, install a pressure
relief valve able to pass full pump flow at 75 PSI
(517 kPa) when using an air over water pressure
tank. Install a pressure relief valve capable of
689 0993 passing entire pump flow at 100 PSI (690 kPa)
Figure 12 - Typical pump start-up when using a pre-charged pressure tank. Install this
relief valve between pump and tank.
2. Mount motor control box (3-wire pump), fused NOTICE Allowing pump or piping system to
disconnect switch (2-wire pump), or magnetic freeze may severely damage pump and will void
starter (three-phase pump) in a permanently warranty. Protect pump and entire piping system
weather proofed place. Make sure that controls (including pressure tank) from freezing.
will not be subjected to extreme heat or
excess moisture. Standard Tank Hookup:
3. Make sure controls are in OFF position. See page 62 for piping connections to standard
4. Connect motor leads and power supply to pressure tank and for correct distance of bleeder
motor control box, fused disconnect switch, or orifices from pressure tank.
magnetic starter (see Diagrams). Do not start Pre-charged Pressure Tank
pump yet.
5. Set gate valve on discharge 1/3 open; start Hookup:
pump (see Figure 12). See page 63 for piping connections to pre-charged
6. Keep gate valve at this setting while water pressure tank.
pumps out on ground. Let it run until water is NOTICE Check air pre-charge in tank before
clear of sand or silt. To check solids in water, fill starting pump. Adjust pre-charge to 2 PSI (13.8 kPa)
a glass from pump and let solids settle out. below pump cut-in setting. (For example, a pre-
7. When water is completely clear at 1/3 setting, charge tank used with a 30-50 switch should be
open gate valve to approximately two-thirds pre-charged with air to 28 PSI (193 kPa). Adjust
open and repeat process. pre-charge by either adding or bleeding air through
8. When water is completely clear at 2/3 setting, air pressure valve located on top of tank. Check
open gate valve completely and run pump until pre-charge annually and adjust as needed.
water is completely clear.
9. Remove gate valve for permanent installation
near tank (see pages 62 and 63).
10. Install sanitary well seal or pitless adapter unit,
well unit, electrical conduit and surface piping
according to local code requirements.
Troubleshooting 10
Problem Check Corrective Action
Motor will not start but fuses do not blow.
No voltage at fuse box. Consult power supplier, check generator.
Troubleshooting
Check connections, rewire from fuse box
No voltage at control box.
to control box.
Check connections, replace control box,
No voltage at pressure switch.
rewire from control box to pressure switch.
No voltage.
No voltage on load side of pressure Check connections, replace pressure
switch. switch.
Cable or splices bad. Consult serviceman or licensed electrician.
Reconnect control box correctly (see
Control box incorrectly wired.
Diagrams).
Fuses blow or overload protector trips when motor starts.
Wrong size fuse or
Check fuse size against Fuse Size
wrong size time delay Install correct fuse or time delay fuse.
tables.
fuse.
Check wire size against Cable Sizing
Wire size too small. Install correct size wire.
tables.
Starting capacitor Check control box to see if starting
Replace starting capacitor.
defective or blown. capacitor has blown out.
Check that line voltage is within
If voltage variation is greater than ±10%,
Low or high voltage. ±10% of nameplate rated voltage
call power company to adjust voltage.
while motor is running.
Check control box wiring diagram Reconnect leads to match wiring diagram
Cable leads not against incoming power hookup. in control box cover.
correctly connected to
control box. Reconnect drop cable so cable color code
Check drop cable color coding.
matches motor lead color code.
Broken wire in control Examine all connections and wiring in Disconnect power and repair or replace
box. control box. faulty wire.
If necessary, pull pump (make all possible
Pump or motor stuck or above ground checks first). If pump is
Check for locked rotor in pump.
binding. locked, replace it. Clean well of all sand or
lime before reinstalling pump.
Fuses blow or overload protector trips when motor is running.
Check that line voltage is within
If voltage variation is more than ±10%, call
Low or high voltage. ±10% of rated nameplate voltage
power company to adjust voltage.
while motor is running.
High ambient
Do not mount control box in direct
(atmospheric Check temperature of control box.
sunlight.
temperature).
Compare voltage and horsepower on
Control box with wrong
motor nameplate with those given on Replace control box if numbers do not
voltage or horsepower
control box nameplate or on circuit match.
rating.
diagram inside control box cover.
Check wire size against Cable Sizing
Wire size too small. Install correct wire size.
tables.
Cable splices or motor
Consult licensed electrician or Do not attempt to disassemble pump or
leads grounded,
qualified serviceman. motor.
shorted, or open.
Troubleshooting 11
Problem Check Corrective Action
Pump starts too frequently.
Check all tank connections with
Leaks in system. soapsuds for air leaks. Check System must be air and water tight.
plumbing for leaks.
Check for defective switch or switch
Pressure switch. Re-adjust or replace pressure switch.
out of adjustment.
Pre-charge tanks: adjust air pressure
Pre-charged tanks; check tank pre- to 2 PSI (13.8 kPa) less than pump
charge air pressure, check for leak in cut-in pressure (when there is no
bladder. water pressure on system). Replace
Tank waterlogged. bladder if necessary.
Air over water tanks: check for air
Air over water tanks: repair or replace
leaks. Check Air Volume Control
tanks; replace air pressure valve if
(AVC). Check air pressure valve
necessary.
operation.
Raise drop pipe one length at a time
Leak in drop pipe. Replace pipe above that point.
until water stands in pipe.
Pressure switch too far from Measure distance from pressure Move switch to within one foot (.3m)
tank. switch to tank. of tank.
Little or no water delivered.
Bleeder orifice check valve
If stuck, free valve; if installed
stuck or installed backwards Examine valve.
backwards, reverse it.
(standard tank only).
Lower pump further into well (but
at least 5’ (1.6m) above bottom of
well). Throttle pump discharge until
Determine lowest water level in well
discharge equals recovery rate of
Low water level. while pump is running and compare
well.
to pump depth setting.
NOTICE Running pump while
airlocked can cause loss of prime and
seriously damage pump.
Install larger wire from meter to
Check voltage at control box with
control box. Install larger wire from
pump running. Check incoming
Low voltage. control box to pump. If necessary,
wire size and drop cable size against
have power company raise supply
Cable Sizing tables.
voltage.
Pull pump and check condition of
Plugged intake screen. Clean or replace as necessary.
screen.
Check valve at pump
Pull pump and examine check valve. Free check valve.
discharge stuck.
Make sure system is clear of
Worn impellers and diffusers. obstructions and pump is in solid Replace pump.
water and operation normal.
Air or milky water discharge from faucets.
Remove bleeder orifices; plug tees.
Check for presence of gas in well Be sure plugged tees do not leak.
Gas in well water.
water. If necessary, separate gas from air
before it enters pressure tank.
Air volume control not
Make sure ports and ball check valves
working (standard tanks Replace control if necessary.
are clear.
only).
Warranty 12

Limited Warranty
PENTAIR warrants to the original consumer purchaser (“Purchaser” or “You”) of the products listed below, that they will be free
Warranty
from defects in material and workmanship for the Warranty Period shown below.
Product Warranty Period
whichever occurs first:
Water Systems Products — jet pumps, small centrifugal pumps,
12 months from date of original installation,
submersible pumps and related accessories
18 months from date of manufacture
12 months from date of original installation, or
PENTEK INTELLIDRIVE™
18 months from date of manufacture
Pro-Source® Composite Tanks 5 years from date of original installation
Pro-Source® Steel Pressure Tanks 5 years from date of original installation
Pro-Source® Epoxy-Line Tanks 3 years from date of original installation
12 months from date of original installation, or
Sump/Sewage/Effluent Products
18 months from date of manufacture
Our warranty will not apply to any product that, in our sole judgment, has been subject to negligence, misapplication,
improper installation, or improper maintenance. Without limiting the foregoing, operating a three phase motor with single
phase power through a phase converter will void the warranty. Note also that three phase motors must be protected by three-
leg, ambient compensated, extra-quick trip overload relays of the recommended size or the warranty is void.
Your only remedy, and PENTAIR’s only duty, is that PENTAIR repair or replace defective products (at PENTAIR’s choice). You must
pay all labor and shipping charges associated with this warranty and must request warranty service through the installing dealer
as soon as a problem is discovered. No request for service will be accepted if received after the Warranty Period has expired. This
warranty is not transferable.
PENTAIR IS NOT LIABLE FOR ANY CONSEQUENTIAL, INCIDENTAL, OR CONTINGENT DAMAGES WHATSOEVER.
THE FOREGOING LIMITED WARRANTIES ARE EXCLUSIVE AND IN LIEU OF ALL OTHER EXPRESS AND IMPLIED WARRANTIES,
INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE. THE FOREGOING LIMITED WARRANTIES SHALL NOT EXTEND BEYOND THE DURATION PROVIDED HEREIN.
Some states do not allow the exclusion or limitation of incidental or consequential damages or limitations on how long an implied
warranty lasts, so the above limitations or exclusions may not apply to You. This warranty gives You specific legal rights and You
may also have other rights which vary from state to state.
This Limited Warranty is effective June 1, 2011 and replaces all undated warranties and warranties dated before June 1, 2011.
PENTAIR
293 Wright St., Delavan, WI 53115
Phone (262) 728-5551 • Fax (262) 728-7323