Powerfist 8911307 Mode D'emploi page 12

8911307
TROUBLESHOOTING
Visit a Princess Auto Ltd. location for a solution if the tool does not function
properly or parts are missing. If unable to do so, have a qualified technician
service the tool.
Problem(s)
Jack will not lift
load.
Jack will lift, but
it will not
maintain
pressure.
Will not lower
after loading.
Poor lift
performance.
Will not lift to the
max. height.
12
Low-Profile Floor Jack
Possible Cause(s)
1. The release valve is
not closed tightly.
2. Overloaded the jack.
3. Air is trapped in the
hydraulic system.
1. Release valve is not
closed tightly.
2. Overloaded the jack.
3. Hydraulic unit is
malfunctioning.
1. Reservoir is overfilled.
2. Linkages are binding.
3. Contaminated release
valve.
1. Hydraulic oil level is
low.
2. Air is trapped in the
hydraulic system.
1. Air is trapped in the
system.
2. Hydraulic oil level is
too low.
Suggested Solution(s)
1. Close the release valve firmly.
2. Reduce load or use a jack with
a greater lift capacity.
3. Bleed air from the system.
1. Close the release valve firmly.
2. Reduce load or use a jack with
a greater lift capacity.
3. Replace the seals or have
service technician repair the
jack.
1. Drain oil to the proper level.
2. Clean and lubricate all moving
parts.
3. See Care & Maintenance -
Flushing the Valve
1. Add oil to the proper level.
2. Bleed air from the system.
1. Bleed air from the system.
2. Add oil to the proper level.
For technical questions call 1-800-665-8685
V1.0