FLOJET 4325 Series - User Manual

“Quad II Diaphragm”
Models4325 Series
Automatic Washdown Pump
FEATURES
• Self-Priming
• Dry Running
• Soft, Noise Absorbing Mounts
• Corrosion Resistant Materials
• Models Meet U.S.C.G. Electric Standards
• Thermally Protected
• A.C. Models Have 6’ Power Cord
SPECIFICATIONS
Motor: Permanent Magnet, Ball Bearings at Front &
Rear Endbell. CE Models are fully suppressed.
Pump: Four chamber positive displacement
diaphragm design; Self-priming up to 10 ft.
suction lift; Pump able to run dry without
damage; Removable port to hose connectors.
(Available on 12 & 24V d.c. Models and 230V a.c. Model)
With pump intake connected to supply tank or through
hull fitting, and operation switch off, open outlet valve,
then turn pump switch on. Water will begin to flow, when
water is free of air turn valve off. When valve is shut off
pump will stop. Should pump fail to stop, turn switch off
and see the trouble shooting guide.
For portable use we recommend the pump be mounted
on a base (i.e. 3/4” x 8” x 10” board or plywood), add a
length of cable with alligator clips for battery connection
or plug the 1 15V ac and 230V ac Models into a G.F.I.
protected electrical outlet.
OPERATION
Pump Series Dimensions - Inches (mm) Weight
Height Width Length lb. (kg)
4325-XXX 3.75 (95) 6.3 (160) 9.9 (252) 6.0(2.8)
AMP DRAW FLOW PRESSURE SWITCH PRESSURE
MODEL VOLTS @ 10 psi (0.7 bar) GPM (1/min) MAX psi (bar) STRAINER NOZZLE
4325-143A 12V dc 6.0 4.5 (17) 40 (2.8) Yes No
4325-143L 12V dc 6.0 4.5 (17) 40 (2.8) Yes Yes
4325-343A 24V dc 2.5 4.5 (17) 40 (2.8) Yes No
4325-343L 24V dc 2.5 4.5 (17) 40 (2.8) Yes Yes
4325-443A 32V dc 2.0 4.5 (17) 40 (2.8) Yes No
4325-043A 115V ac 0.5 4.5 (17) 40 (2.8) Yes No
4325-243A 230V ac 0.3 4.5 (17) 40 (2.8) Yes No
* CE fully suppressed models are identified by a prefix “R” and a CE mark on the label. (i.e. R4325-143L).
Self Declaration Of Conformance (SDOC) is available upon request.
Model 4325 Series

Summary

Flojet 4325 Series Automatic Washdown Pump

Product Specifications

Details on motor type, ball bearings, and pump design including diaphragm type and self-priming capabilities.

Product Operation

Instructions for connecting the pump to a supply tank, starting water flow, and shutting down the pump.

Installation Guide

Pump Installation Steps

Procedure for mounting the pump, connecting inlet and discharge ports, and installing rubber mounts.

DC Wiring Instructions

Guidance on selecting wire gauge, installing a switch, and adding fuse protection for DC power.

Troubleshooting Pump Issues

Failure to Prime or Discharge

Common causes for pump not priming or discharging water, including intake restrictions and leaks.

Motor Not Turning On

Troubleshooting steps for when the pump motor fails to start, checking wiring, fuses, and pressure switches.

Pump Not Shutting Off

Diagnosing why the pump continues to run after fixtures are closed, checking tank level and pressure switch.

Low Flow and Pressure Problems

Identifying causes for reduced flow and pressure, such as air leaks, debris, or worn components.

Pulsating Flow Issues

Addressing pulsating flow by checking discharge lines, fittings, and valves for restrictions.

Pump Service and Parts

Pump Disassembly Procedure

Step-by-step guide for taking apart the pump, including removing the pressure switch and housing.

Pump Reassembly Procedure

Instructions for reassembling the pump components, ensuring proper seating of diaphragm and housing.

Service Parts Identification

List of available service parts for the Flojet washdown pump, identified by key number and model.

Accessory Port Systems

Information on quick connect port systems and available strainers for the washdown pumps.

Warranty and Return Policy

Product Warranty Information

Details on the two-year limited warranty covering defects in material and workmanship.

Product Return Procedure

Guidelines for returning products for service, including obtaining an authorization number.

FLOJET 4325 Series Specifications

General

Brand	FLOJET
Model	4325 Series
Category	Water Pump
Language	English