ITT Flojet 4405 Series, Flojet 4405-143, Flojet 4405-343, Flojet 4405-443 Quick Start Manual

Four chamber diaphragm design; Self-priming

AMP DRAW

FLOW

PRESSURE SWITCH

MODEL*

VOLTS

@ 10 psi (0.7 bar)

GPM (l/min)

MAX psi (bar)

4405-143

12V dc

3.9

3.3 (12.5)

35 (2.4)

4405-343

24V dc

2.0

3.3 (12.5)

35 (2.4)

4405-443

32V dc

1.3

3.3 (12.5)

35 (2.4)

up to 6 ft. suction lift; Pump able to run dry

Note: The built-in bypass valve eliminates the need

for an accumulator tank. Do not install in a
system with an accumulator tank. The tank
will interfere with the internal bypass valve.

Pump Series Dimensions - Inches (mm) Weight

Height Width Length lb. (kg)

(Available on 12 & 24V d.c. Models) 4405-XXX 3.75 (95) 6.3 (160) 8.2 (208)

3.9 (1.8)

* CE fully suppressed models are identified by a prefix “R” and a CE mark on the label. (i.e. R4405-343).
Self Declaration Of Conformance (SDOC) is available upon request.

OPERATION

With pump switch off, and battery fully charged, fill water toilet and shower lines. When all valves are shut off tank,
open all faucets then turn pump switch on. Water pump will stop. Should pump fail to stop, turn switch off will begin
to flow, when water is free of air, turn faucets and see the trouble shooting guide.

off, remember you are filling the water heater and the

INSTALLATION

STEP I

Remove shipping plugs from Quad pump ports. Some
water from factory testing may spill out.

STEP 2

Install inlet A and discharge B port connectors. Firmly
push slide clips C forward to lock port connectors in
place.

STEP 3

Slide rubber mounts fully into 4 mounting tracks.

STEP 4

Mount pump vertically, with pump head down or
horizontally in an accessible location. If mounting
vertically, motor up, attach motor mounts first then pump
head mounts, while supporting weight of pump.

STEP 5

Use 1/2” I.D. flexible hose (preferably braided or

reinforced). Use hose clamps on the slip-on barb hose
connectors.

STEP 6

Install a 3/8” I.D. hose for feed lines. Use high pressure

hose on all city water lines.

STEP 7

Install a Flojet strainer in an accessible location (for
inspection and cleaning) between the tank and pump
inlet. This strainer or equivalent is required for pump
warranty to be valid.

NOTE: Do not use with an accumulator tank.