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TJ10 User Manual ► 9
MAINTENANCE & CARE
7. It may be necessary to bleed air out of the cylinder.
See instructions below for purging air.
8. Inspect the jack for leaks, cracks, or other damage.
PURGING AIR
Air trapped within the jack hydraulic system can be
removed by performing the following steps.
1. Make sure the plunger is fully retracted.
2. Pry out the cap on top of the unit.
3. Loosen (Do Not Remove) the capscrew under the
cap located in the top of the plunger.
4. Place the jack in a suitable xture to prevent the
extension of the plunger while purging air.
5. Add hydraulic uid to the reservoir if necessary. See
instructions above for adding uid.
6. Pump the handle until oil comes up through the
thread area of the capscrew in the plunger.
7. Tighten the socket head capscrew to 10-12 ft.
lbs./14-16 Nm.
8. Top off the reservoir with hydraulic uid. NOTE:
Make sure the plunger is fully retracted before lling
the reservoir.
The xture used to prevent extension
of the plunger while purging air must
be able to withstand the full ten ton
force of the jack.
DANGER
Immediately take out of service any
jack that appears to be damaged or
leaking.
DANGER