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9. TROUBLESHOOTING
9.1 TROUBLESHOOTING
Release valve may not be tightly closed.
Jack may be low on oil. Remove filler plug and fill reservoir
with clean hydraulic jack oil.
Reservoir may be overfilled. Remove filler plug and drain
excess oil.
Jack may be air-bound. Bleed pump as per “before use”
section of this manual. Close the release valve and operate.
Repeat if necessary.
Valves may not be closed or have foreign matter present. To
flush valves. Lower the saddle and close the release valve.
Manually lift the saddle several inches, open the release
valve and then force the saddle to lower as rapidly as
possible.
Jack will not lift full height.
Handle raises or flies
back under load.
Pump feels spongy
.
Oil leaking from filler plug.
Jack lowers under load.
Jack won't lift load or
full rated capacity
.
Problem
Troubleshooting
Check List