Harbor Freight Tools 47906 manual Operation

Models: 47906

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Operation

Discharge

FIGURE 1

Priming Valve Inlet

Intake

Pressure

Meter

Air Valve (not visible)

Note: Compression Tank (#1A) has a rubber bladder inside. This bladder must be pumped up with between 21 and 29 PSI of air at all times. On the end of the Compression Tank opposite the side with the Pressure Meter, is an air valve located under a cover. Remove the cover over the air valve and periodically monitor this air valve with an air pressure gauge to insure that the rubber bladder maintains the required 21 to 29 PSI.

Operation

Warning! Never pump liquids containing abrasive materials such as sand. Never pump flammable, corrosive, or volatile liquids.

Warning! Never plug in the power cord when wet or standing on damp or wet ground. Do not plug in the power cord until step number 4 below.

1.Make sure the intake pipe is fully submerged before operating the pump.

2.Gently insert a screwdriver into the motor shaft and make sure the shaft turns freely.

(See Figure 1)

3.Important Note: Before starting the pump for the first time, prime it by pouring clean water into the Priming Valve Inlet (see Figure 1). If water leaks from the drain valve underneath the pump, securely close it and refill the unit.

NOTE: It is necessary that you install a foot valve (not included), if you are drawing water from a source that is lower than the pump. The foot valve should be installed on the bottom of the inlet pipe. A foot valve is a one way valve that will only allow the water to flow in one direction. This should prevent the need to prime the pump every time you use it by keeping the water in the inlet pipe from draining out after the pump is turned off. Check the pump for prime each time you use it. Running the pump dry will damage it.

4.To begin pumping, plug in the power cord.

 

REV 11/05, 09/06

SKU 47906

For technical questions, please call 1-800-444-3353.

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Harbor Freight Tools 47906 manual Operation