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Run the pump in no load condition for 1 or 2 minutes maximum. Unplug the pump and
remove the motor and pump assembly again. Now drain the flushing oil and re-clean the inside
of the reservoir. (Make sure flushing fluid is also drained from pump assembly). Reassemble the
pump and refill the reservoir with the manufacturer hydraulic oil and reassemble the pump.
PROBLEM
• Air in the hydraulic system. Bleed the hydraulic circuit.
Sporadic Tool
Action
• Check reservoir oil level.
• Be sure power cord is not damaged.
• Check for tripped circuit breaker; be sure breaker is of
Motor Will Not
Start
• Have motor checked for proper operation.
• Have qualified electrician inspect for loose or faulty wiring or switch.
• Air in system.
• Be sure the oil reservoir is filled to normal level.
Noisy Operation
• Check all points where air might leak into system.
• Clogged or blocked intake screen.
• Inspect for high pressure leakage at the pump (leaking at plug or relief
Pump Oil is Over
Heating
• Oil level is low. Fill reservoir to normal level, or retrofit the pump with
TROUBLESHOOTING
adequate size.
valve).
larger reservoir or heat exchanger.
CAUSE-SOLUTION
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