Trak Jack - 910192
Phone: (262) 637-9681
10.2019 Rev 3
Page
16
of
18
Troubleshooting
PROBLEM
CAUSE
CORRECTION
Jack will not raise
Release valve not closed.
Close the valve.
Release valve ball not seating
properly.
Have hydraulic jack serviced by a
qualified technician.
Seal failure
Have hydraulic jack serviced by a
qualified technician
Jack raises but will not hold.
Release valve ball not seating
properly.
Have hydraulic jack serviced by a
qualified technician.
Relief valve set too low or
malfunctioning.
Have hydraulic jack serviced by a
qualified technician.
Seal failure.
Have hydraulic jack serviced by a
qualified technician.
Jack only raises part way.
Hydraulic fluid level is low.
Add hydraulic fluid.
Jack leaks hydraulic fluid.
Seal failure.
Have hydraulic jack serviced by a
qualified technician.
Jack retracts slowly.
Air in the hydraulic system.
Purge air from the hydraulic system.
Jack raises but pulses and hesitates.
Air in the hydraulic system.
Purge air from the hydraulic system.
