5
WARNING: Remove jack from service before making adjustments
NOTE:
Problems listed above with more than one
solution may have a combination of
causes. Please be sure that all solutions
listed for each problem have been checked
to eliminate possibility of further trouble.
Sometimes solutions may need to be
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Power unit may be
low in fluid. With
jack on level
surface and in
down position,
remove filler plug
and add clean
hydraulic jack fluid
to level of filler.
Power unit may be
air bound. Open
the release valve
a minimum of 2
full turns. Pump
the handle a
minimum of 20 full
strokes to purge
air from the
system.
Valve may not be
closing
completely.
To seat valves:
a.) Close release
valve.
b.) With jack in
fully lowered
position,
manually raise
lifting arm as
high as
possible.
c.) Open release
valve and
allow jack to
descend to
lowered
position
Will not lift load
Will not hold load
Will not lift to full height
Pump feels "spongy" under load
Handle raises under load
Handle lowers under load
TROUBLESHOOTING
Your Performance Tool® product was constructed with quality materials and workmanship
and will give you many years of trouble free use when cared for as described in the "Care
& Maintenance" section on page 4. However, as with any mechanical device, periodic
adjustments are necessary to maintain a peak level of performance. Should your jack be
displaying any of the following symptoms, the simple procedures shown below will correct
the problem.
