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Pump Series

R4515-743

R4525-743

Strainer Number

1740-012

1740-002

1740-004

1740-014

1740-000

1740-004

1740-014

Inlet

1/2 Barb

1/2 Barb

1/2 M Qest

1/2 M Qest

3/4 Barb

1/2 M Qest

1/2 M Qest

Outlet

Quad Port

1/2 Barb

1/2 M Qest

Quad Port

3/4 Barb

1/2 M Qest

Quad Port

Screen

40 Mesh

40 Mesh

40 Mesh

40 Mesh

40 Mesh

40 Mesh

40 Mesh

STRAINERS

ACCESSORIES

20381-000

QUAD PORT x

1/2" MALE QEST.

STRAIGHT

20381-002

QUAD PORT x

1/2" HOSE BARB

STRAIGHT

20381-006

QUAD PORT x

3/4" HOSE BARB

STRAIGHT

20381-007

QUAD PORT x

GARDEN HOSE

STRAIGHT

20381-008

QUAD PORT x

1/2" MALE QEST.

90

°

 ELBOW

20381-009

QUAD PORT x

1/2" HOSE BARB

90

°

 ELBOW

20381-010

QUAD PORT x

3/4" HOSE BARB

90

°

 ELBOW

Quick Connect 
Port System

UNITED KINGDOM

Jabsco/Flojet

Bingley Road, Hoddesdon

Hertfordshire EN11 OBU

Tel: +44 (0) 1992 450145

Fax: +44 (0) 1992 467132

CANADA

Fluid Products Canada

55 Royal Road

Guelph, Ontario N1H 1T1

Tel: (519) 821-1900

Fax: (519) 821-2569

JAPAN

NHK Jabsco Company Ltd.

3-21-10, Shin-Yokohama

Kohoku-Ku, Yokohama, 222

Tel: 045-475-8906

Fax: 045-475-8908

U.S.A.

Flojet

20 Icon

Foothill Ranch, CA 92610-3000

Tel: (949) 859-4945

Fax: (949) 859-1153

GERMANY

Jabsco GmbH

Oststrasse 28

22844 Norderstedt

Tel: +49-40-53 53 73-0

Fax: +49-40-53 53 73-11

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Failure to Prime - Motor operates, but no water flows

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• Defective check valve assembly:

Replace check valve assembly

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• Restricted intake or discharge line:

Remove lines and inspect

• Punctured diaphragm (pump leaks):

Replace lower housing assembly

• Crack in pump housing (pump leaks):

Replace housing or pump head

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• Loose or corroded wiring connection:

Inspect wire connections

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• Open thermal protector (motor shell hot):

Wait 20 to 30 minutes for auto reset

• Defective motor, drive control or pressure sensor:

Contact factory, 1-800-2FLOJET

Pump fails to turn off after all fixtures are closed

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• Defective check valve assembly:

Replace check valve assembly

• Punctured diaphragm (pump leaks):

Replace lower housing assembly

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Low flow or pressure

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• Under size plumbing or long runs:

Increase plumbing I.D.

• Defective motor, drive control or 

Contact factory, 1-800-2FLOJET

pressure sensor:

TROUBLESHOOTING

WARNING: BEFORE SERVICING PUMP, TURN OFF POWER TO PUMP AND DRAIN SYSTEM!!

WARRANTY

FLOJET  warrants  this  product  to  be  free  of  defects  in  material

and/or workmanship for a period of two years after purchase by

the customer from FLOJET. During this two year warranty period,

FLOJET will at its option, at no charge to the customer, repair or

replace this product if found defective in material or workmanship,

with a new or reconditioned product, but not to include costs of

removal or installation.
This is only an overview of our limited warranty. If you would like a

copy of our warranty, please call or write FLOJET.

RETURN PROCEDURE

Prior to returning any product to FLOJET, call customer service for

an authorization number. This number must be written on the out-

side of the shipping package. Place a note inside the package with

an  explanation  regarding  the  reason  for  return  as  well  as  the

authorization  number.  Include  your  name,  address  and  phone

number.

Summary of Contents for R4515-743

Page 1: ...T Polarity of electrical connections is very important Insure that the RED motor lead is connected to a fused positive d c circuit The BLACK motor lead must be connected to the negative DC circuit In the event that polarity is reversed fuse found in the EMI Filter Box must be replaced Sensor VSD pumps require a battery to be installed in the DC power supply when using an AC to DC converter or batt...

Page 2: ...PM model Use hose clamps on hose barb connectors STEP 6 OPTION Install a 40 mesh in line strainer in an accessible location between the supply and the pump inlet A INSTALLATION The Automatic Variable Speed Motor Driven Pumps will operate in either a 12 or 24 volt dc system The unique electronics adjust the voltage and current to the motor as needed STEP 1 Use 14 AWG stranded wire to 20 feet 12 AWG...

Page 3: ...tons must be aligned with alignment slots on the cam bearing assembly 2 Drive each Phillips head screw partially tight carefully center each piston in its quadrant and then tighten the screws securely 18 in lbs torque Lower Housing 3 Attach lower housing to motor shaft by aligning indention in shaft with set screw Set screw must align with the shaft indention or major damage poor performance or hi...

Page 4: ...f g n i r i w k c e h C r e w o p o n s a h t i u c r i c p m u P Loose or corroded wiring connection Inspect wire connections t e s e r r o e c a l p e R r e k a e r b n e p o r o e s u f n w o l B Open thermal protector motor shell hot Wait 20 to 30 minutes for auto reset Defective motor drive control or pressure sensor Contact factory 1 800 2FLOJET Pump fails to turn off after all fixtures are ...

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