STA-RITE D125 Series Installation, Operation & Parts Manual Download Page 2

To reduce risk of electric shock, pull

plug before servicing. This pump has not been inves-
tigated for use in swimming pool areas. Pump is sup-
plied with a grounding conductor and grounding-type
attachment plug. Be sure it is connected only to a
properly grounded grounding-type receptacle.
Where a 2-prong wall receptacle is encountered, it
must be replaced with a properly grounded 3-prong
receptacle installed in accordance with codes and
ordinances that apply.

12. A ground fault circuit is recommended for use with any

electrical appliance submerged in water. Installation and
all wiring should be performed by a qualified electrician.

13. Make certain power source conforms to requirements of

your equipment.

14. Protect electrical cord from sharp objects, hot surfaces,

oil, and chemicals. Avoid kinking cord. Replace or repair
damaged or worn cords immediately.

15. Do not touch an operating motor. Modern motors are

designed to operate at high temperatures.

16. Do not handle pump or pump motor with wet hands or

when standing on wet or damp surface, or in water.

Risk of electric shock. If your basement has

water or moisture on floor, do not walk on wet area until all
power has been turned off. If shut-off box is in basement,
call electric company or hydro authority to shut-off service
to house, or call your local fire department for instructions.
Failure to follow this warning can result in fatal electrical
shock.

Remove pump and repair or replace.

DESCRIPTION

This Submersible Sump Pump is designed for home sumps.
Unit is equipped with a 3-prong grounding-type power cord. The
shaded-pole motor is oil filled and sealed for cooler running.
The sleeve bearings on the motor shaft never need lubrication.
The pump includes automatic reset thermal protection.
Pump water only with this pump.

SPECIFICATIONS

Power supply required . . . . . . . . . . . . . . . . . . . .115V, 60 HZ
Liquid Temp. Range  . . . . . . . . . . . . . . .32°F-70°F (0°-21°C)
Individual Branch Circuit Required  . . . . . . . . . . . . .15 Amps
Discharge Adapter*  . . . . . . . . . . . . . . . . . . . . . .1-1/2” FNPT
* D175 Series Models have a 1-1/2” Slip Discharge Pipe Size
and a 77°F Maximum Temperature.

NOTE:

Do not use where fish are present. Any leakage of oil

from the motor into the water can kill fish.
Not for use where water recirculates.
Not designed for use as a swimming pool drainer.

PERFORMANCE

INSTALLATION

1.

Install pump in sump pit with minimum diameter of 10"
(254mm) for models equipped with vertical switches 
and 14" (356mm) for float switch models. Sump depth
should be 14" (356mm). Construct sump pit of tile, concrete,
steel or plastic. Check local codes for approved materials.

2.

Install pump in pit so that switch operating mechanism
has maximum possible clearance.

3.

Pump should not be installed on clay, earth or sand sur-
faces. Clean sump pit of small stones and gravel which
could clog pump. Keep pump inlet screen clear.

NOTICE:

Do not use ordinary pipe joint compound on

plastic pipe. Pipe joint compound can attack plastics.

4.

Install discharge plumbing. When using rigid pipe, use
plastic pipe.

A. For D125, D133, and D150 Series: Wrap thread 

with Teflon tape

TM

. Screw pipe into pump hand tight +1

– 1-1/2 turns. Thread outlet pipe into pump body
carefully to avoid stripping or crossing threads.

B. D175 Series: Slip connector hose over pump dis-

charge. Install and tighten first clamp. Place second
clamp loosely over connector hose. Slip connector
hose over discharge pipe. Clamp hose tightly with
second clamp.

NOTICE:

Discharge piping should be as short as possi-

ble to reduce pipe friction losses. Discharge 
pipe diameter should be equal to or larger than dis-
charge size of pump. Smaller pipe diameters will restrict
capacity of pump and reduce performance. Do no use
flexible discharge pipe in any permanent installation.

Risk of flooding. Failure to secure

pump may allow pump movement, switch interfer-
ence and prevent pump from starting or stopping.

If a flexible discharge hose is used, make sure pump is
secured in sump to prevent movement.

5.

To reduce motor noise and vibrations, a short length of
rubber hose (e.g. radiator hose) can be connected into
discharge line near pump using suitable clamps.

6.

For D125, D133, and D150 Series ONLY: Install an in-
line check valve to prevent flow backwards through pump
when pump shuts off.

NOTICE:

Drill 1/8" (3.2 mm) hole in discharge pipe just above

pump body but below check valve to prevent air locks. D175
Series pumps have an internal check valve and don’t
require drilling.

7.

Power Supply: Pump is designed for 115 V., 60 Hz., opera-
tion and requires a minimum 15 amp individual branch cir-
cuit. Both pump and switch are supplied with 3-wire cord
sets with grounding-type plugs. Switch plug is inserted
directly into outlet and pump plug inserts into opposite end
of switch plug.

Hazardous voltage. Pump should always

be electrically grounded to a suitable electrical ground
such as a grounded water pipe or a properly grounded
metallic raceway or ground wire system. Do not modi-
fy cord or plug or cut off round ground pin.

8.

Secure discharge line before starting pump.

9.

If pump discharge line is exposed to outside sub-freezing
atmosphere, portion of line exposed must be installed so
any water remaining in pipe will drain to the outfall by
gravity. Failure to do this can cause water trapped in dis-
charge to freeze which could result in damage to pump.

10. After piping and check valve (if needed) have been

installed, unit is ready for operation.

11. Check operation by filling sump with water and observing

pump operation through one complete cycle.

Failure to make this operational check

may lead to flooding and premature failure.

NOTICE:

This unit is not designed for applications involving salt

water or brine! Use with salt water or brine will void warranty.

TM

E.I. DuPont De Nemours and Company Corporation, Delaware.

2

GPM (LPM) AT TOTAL FEET (m)

5

10

15

20

Model

(1.5m)

(3m)

(4.6m)

(6.1m)

CAPACITY GALLONS(L)/MINUTE

D12518T

38

30

14

18 Ft.

D12518V
D125115T

(144) (114)

(53)

(–)

(5.5m)

D13318T

46

36

24

0

20 Ft.

D13318V
D133115T

(174) (136)

(91)

(0)

(6.1m)

D15018T

54

45

33

20

24 Ft.

D15018V
D150115T

(204) (170)

(125)

(76)

(7.3m)

D175110T

85

70

50

30

27 Ft.

D175120M
D175120V

(322) (265)

(190)

(114)

(8.2m)

No flow 

at height

shown

below

Summary of Contents for D125 Series

Page 1: ...elease all pressure within system before servicing any component 4 Drain all water from system before servicing 5 Secure discharge line before starting pump An unse cured discharge line will whip poss...

Page 2: ...c pipe A For D125 D133 and D150 Series Wrap thread with Teflon tapeTM Screw pipe into pump hand tight 1 1 1 2 turns Thread outlet pipe into pump body carefully to avoid stripping or crossing threads B...

Page 3: ...se shut off unit immediately Water level is probably very low and unit has broken prime NOTICE For continuous operation water depth must be at least 5 127mm to prevent motor overheating AUTOMATIC FLOA...

Page 4: ...1 PS1 21P PS1 21P PS1 21P 8 Impeller 1 See Chart Below See Chart Below See Chart Below 9 Volute Lower 1 FP0005781 FP0005781 FP0005781 10 Screw 8 16x1 2 Lg Pan Head 7 U30 934ZP U30 934ZP U30 934ZP Scr...

Page 5: ...Switch Cord Clamp 1 CC0030 13 CC0030 13 6 Nut Acorn SS 1 U36 203SS U36 203SS 7 Screw Panhead 1 U30 971SS U30 971SS 8 Automatic Float Switch Assembly 1 PS17 109 PS17 111 9 Upper Pump Housing 1 12920 1...

Page 6: ...Pro SourceTM Steel Pressure Tanks 5 years from date of original installation Pro SourceTM Epoxy Lined Tanks 3 years from date of original installation Sump Sewage Effluent Products 12 months from date...

Page 7: ...dentro del sistema antes de realizar tra bajos de reparaci n o mantenimiento en cualquiera de los com ponentes 4 Drene toda el agua del sistema antes de realizar trabajos de reparaci n o mantenimient...

Page 8: ...on cinta de Tefl nTM Atornille el tubo en la bomba a mano dando entre 1 y 1 1 2 vueltas Enrosque el tubo de sali da en el cuerpo de la bomba con cuidado para evitar que las roscas se deformen o se cru...

Page 9: ...undidad del agua debe ser por lo menos de 5 127 mm para evitar que el motor se recaliente CONMUTADOR AUTOM TICO DE FLOTACI N INSTALACI N 1 Instale la bomba siguiendo las instrucciones de instalaci n y...

Page 10: ...illo cabeza hexagonal 8 32x7 8 4 U30 951PS U30 951PS U30 951PS 6 Motor 1 7 Voluta superior 1 PS1 21P PS1 21P PS1 21P 8 Impulsor 1 Ver tabla a continuaci n Ver tabla a continuaci n Ver tabla a continua...

Page 11: ...l conmutador 1 CC0030 13 CC0030 13 6 Tuerca ciega SS 1 U36 203SS U36 203SS 7 Tornillo cabeza de cono achatado 1 U30 971SS U30 971SS 8 Ensamblaje del conmutador autom tico de flotaci n 1 PS17 109 PS17...

Page 12: ...8 meses desde la fecha de fabricaci n Tanques de compuesto Pro SourceMC 5 a os desde la fecha de la instalaci n inicial Tanques a presi n de acero Pro SourceMC 5 a os desde la fecha de la instalaci n...

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