Harbor Freight Tools 12 GPM Air Operated Barrel Pump Manual download pdf (Page 6)

SKU 93755 For technical questions, please call 1-800-444-3353. Page 6

OPERATING INSTRUCTIONS

1. Make sure the Air Inlet Ball Valve (3) is in its closed position. (See Figure C.)

2. Connect one end of an air hose to the Quick Coupler (2) on the Barrel Pump.

(See Figure C.)

3. Connect the other end of the air hose to an air compressor. (See Figure A.)

4. Turn on the air compressor, and set its regulator to 10 PSI. Do not exceed

10 PSI. (See Figure C.)

5. Set the Regulator (4) on the Barrel Pump to 10 PSI. (See Figure C.)

6. Turn the Air Inlet Ball Valve (3) to its open position to pump the liquid from the

Short Oil Tube (21) of the Barrel Pump into a proper container. (See Figure C.)

7. NOTE: Therateofowoftheliquidbeingpumpeddependsonitsuid viscosity.

 ToadjusttheRegulator’s(4)PSIandthereforealtertherateofowofthe 

liquid, lift up and twist the Knob on the Regulator. Then, push in on the Knob. To

increase air pressure, turn the Knob clockwise. To decrease the air pressure,

turn the Knob counterclockwise. Do not exceed 10 PSI. (See Figure C.)

NOTE: ThemalethreadsoftheBarrelPumparedesignedtota1-1/2” or 2”

diameter bung. (See Figure C.)

BARREL

(NOT INCLUDED)

FIGURE C

1-1/2” ~ 2” DIAMETER THREADS

AIR INLET BALL VALVE (3)

QUICK COUPLER (2)

REGULATOR (4)

PULL RING (19)

SHORT OIL TUBE (21)

PRESSURE METER (1)

1 2 3 4 5 6 7 8 9

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Harbor Freight Tools 12 GPM Air Operated Barrel Pump Manual Page 6