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Troubleshooting
Problem
Solution
Solution
The jack will not lower
completely.
□
There is air in the hydraulic
system.
□
The release valve is stuck.
□
Purge air from the hydraulic
system.
□
Transfer the weight load and
clean the valve.
The jack will not hold weight.
□
Release the valve in open
position. Check the locking pin
and release handle to make sure
they are functioning properly.t
□
Close the release valve tightly.
The jack will not raise.
□
The oil level is low.
□
There is air in the hydraulic
system.
□
Fill to recommended level.
□
Purge air from the hydraulic
system.
The jack lifting is weak.
□
There is air in the hydraulic
system.
□
The oil is dirty.
□
The release valve is not com-
pletely closed.
□
Purge air from the hydraulic
system.
□
Change the oil. Use SAE 5W.
□
Close the release valve tightly.
The jack will not lift the load.
□
The weight is excessive.
□
The release valve is in the open
position.
□
The oil level is low.
□
Decrease the weight or change to
a higher capacity jack.
□
Turn the valve clockwise and
tighten.
□
Fill to a recommended level.
The lift arm will not lower.
□
Check the locking pin and release
handle to make sure they are
functioning properly.
□
Call customer service.
