Enerpac PTA-1404 Bedienungsanleitung Seite 5

CAUTION: Clean filter bowl with household soap
only.
6.0 TROUBLESHOOTING
Only qualified hydraulic technicians should service the pump or
system components. The following information is intended to be
used as an aid in determining if a problem exists. For repair
service contact your Enerpac Authorized Service Station.
Problem
Pump will not start.
Motor stalls under load.
Pump fails to build pressure.
Pump builds less than full pressure.
Wrench will not retract.
Low oil flow rate.
Possible Cause
Air turned off or air line blocked.
Low air pressure.
Muffler plugged; contaminated air.
External leak in system.
Internal leak in system.
Internal leak in valve.
Internal leak in system component.
Pump lost prime.
Relief valve set low.
External system leak.
Internal leak in pump.
Internal leak in valve.
Internal leak in system component
Valve malfunction.
Return flow line restricted or blocked.
Inadequate air supply.
Dirty air filter.
Clogged inlet filter.
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