Troubleshooting Guide - Simplex P20 Anleitungsblatt

NOTE: Non-vented hand pumps require air in the reservoir to function
properly. If the reservoir is completely filled, a vacuum will form
preventing oil from flowing out of the pump.
Keep Oil Lines Clean
When coupler halves are disconnected, always screw on dust caps. Use every
precaution to guard unit against entrance of dirt because foreign matter may
cause pump, cylinder, or valve failure.

TROUBLESHOOTING GUIDE

Problem
Cylinder does
not advance.
Cylinder advances, Leaking connection.
but does not hold
pressure.
Possible Cause
Oil level in pump
reservoir is low.
Release valve
is open.
Loose hydraulic coupler.
Load is too heavy.
Air trapped in system.
Cylinder plunger binding.
Leaking seals.
Internal leakage in pump.
Solution
Add oil according to the Maintenance instructions.
Close the release valve.
Check that all couplers are fully tightened.
Do not attempt to lift more than rated tonnage.
Remove air according to instructions.
Check for damage to cylinder.
Have cylinder serviced by a qualified
hydraulic technician.
Check that all connections are tight and leak free.
Locate leak(s) and have equipment serviced
by a qualified hydraulic technician.
Have pump serviced by a qualified hydraulic technician.
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