Priming The Pump - Enerpac PA-133 Manual De Instrucciones

OPERATION
1. Check the oil level in the pump, and add oil if necessary.
2. Check to make sure all air and hydraulic connections are secure before operating
To Activate the Pump
Depress the
Figure 6, and the air motor will be activated to pump
hydraulic oil to the system.
To Hold Load Pressure
The air motor will stop and hold load pressure when the
treadle is in the free
To Release Load Pressure
To release load pressure or retract a cylinder, depress the
RELEASE

PRIMING THE PUMP

If pump does not operate properly, it may have lost its prime. Follow the procedure
below to prime your pump, if necessary.
1. Fill pump with Enerpac hydraulic oil, if necessary. See filling instructions on page 2.
2. Place pump on horizontal surface.
3. Set air supply pressure to 30-40 psi [2,1 - 2,7 bar].
4. Move pump treadle to
5. Depress the button under the treadle to activate pump. Operate pump in
6. To verify that pump is primed, operate as normal with cylinder attached. If cylinder
If pump still does not deliver oil, contact your Authorized Enerpac Service Center.
pump.
end of the treadle as shown in
ADVANCE
NEUTRAL
end of the treadle as shown in Figure 6.
RELEASE
position momentarily several times to allow oil to flow back into pump and fill
passage ways.
does not advance, repeat step 5.
position. See Figure 6.
position.
4
ADVANCE
®
NEUTRAL
®
RELEASE
®
Figure 6
RELEASE