1.Ready:
1.1 Explosion-proof pump is designed for hydraulic torque wrench. There is a 2-way, 4-position
solenoid operated direction control valve on the pump, port A is high pressure point, it can export
the oil at the high pressure, and port B is low pressure point which can output the oil at the low
pressure.
1.2 Please loosen the high-pressure valve for adjusting pressure before operating.
2.Adjust the pressure:
2.1 Please connect the power and push the switch at the position of “ON”. Then press the lock
button make the power pack working, then the power pack will output the low-pressure.
2.2 Please press the retract button on the controller and adjust the pressure unit the working
Plessure reach to what you need, and then loosen the retract button on the controller.
3. Operation:
3.1 Please press down the retract button on the controller, the pump output. The high pressure,
torque wrench works;Loosen from the retract button, the pump output the low pressure, the
torque wrench retracts; press down the lock button, the button retracts, the pump stops.
3.2 After operating, please turn off the power. Then press the rubber button on the top of solenoid
operated direction control valve in order to release the pressure in hoses and equipments,then you
can take down the hose and cover the safety cap for the quick couplers.
Attention: First time to use or after service, please try several time to operate without any
loading, this ca eliminate the in system.
Adjust
pressure
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