Clarke 7623300, Operation & Maintenance Instructions Manual

Page: 7 / 12

7
TROUBLESHOOTING
If any of these remedies fail to restore your jack, consult your dealer.
SPARE PARTS
The following user serviceable parts are available from your CLARKE dealer, or
CLARKE International Parts Department: Carrying Handle, Operating Lever,
Castor Assembly.
PROBLEM CAUSE SOLUTION
Jack will not lift the
rated load Low oil level Check for leakage and top up
if required.
Release valve not
closed Turn release knob fully
clockwise
Air in the hydraulic ram Bleed air as on page 6.
Jack lowers when
under load Release valve not fully
closed Turn the release knob fully
clockwise
Air in the hydraulic ram Bleed air as on page 6.
Pump feels spongy Low oil level Check for leakage and top up
if required.
Air in the system Bleed air as on page 6.
Handle raises or flies
back under load Air in the hydraulic ram Bleed air as on page 6.
Jack will not lift full
height Low oil level Check for leakage and top up
if required.
Air in the hydraulic ram Bleed air as on page 6.
Jack will not lower
completely Return spring may be
faulty. Return to your CLARKE dealer
for repair