U-Line H-4377 Manual Download Page 1

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0314 IH-4377

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  H-4377

ROTARY DRUM PUMP

1-800-295-5510

uline.com

IMPORTANT! This pump is made out of polypropylene, PVDF, PTFE, 304 stainless steel and EPDM. Use chemicals 

compatible with these materials and follow OSHA guidelines when using this pump, including proper 
grounding and protective gear as required. Unit not UL or FM approved.  

SPEcIFIcATIONS

OPERATING INSTRUcTIONS

Pump Type

Rotary - Vane

Flow

8 GPM (12 oz / Stroke)

Maximum Fluid Temperature

130°F / 54°C

Bung Adapter

2" Male

Suction Tube Length

40" Maximum

Inlet

1⁄" O.D.

Outlet

1" O.D. Curved Spout

Wetted Parts

PP, PVDF, PTFE, 304SS & EPDM

Maximum Viscosity

1,000 cps

1.  Rotate handle clockwise several times to prime. If 

unit does not prime after a few turns, pouring some 

fluid into pump inlet may help free pump.

2.  For siphoning, position handle straight down.

3.  To stop siphoning, rotate handle 1/4 turn (leave 

handle in horizontal position).

4.  After using pump, position handle straight down. 

Liquid will drain back into the container.

5.  If pump is removed from drum, rinse it thoroughly in 

a liquid that is compatible with both the pump and 

the fluid being pumped.

6.  Regularly check pump and suction tubes for leaks. 

Leaks in the suction line or in pump housing will 

cause inefficient pumping and loss of prime.

TOOLS NEEDED

1/2" (13 mm) Wrench

Flathead Screwdriver

Pour le français, consulter les pages 3-4.

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