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 repeated for best results.
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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
Fill plug leaking oil
or jack will not lower
without a load
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.
TROUBLESHOOTING
Jack may have
too much
hydraulic oil
inside, check oil
level and adjust
if needed.
6
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