Steelman JS647509 - Page 5

JS647509
JS647510
5
INSPECTION,
STORAGE &
TROUBLE-
SHOOTING
• This jack should be stored in a dry location on a level surface.
STORAGE
TROUBLESHOOTING
Symptom
Jack will not lift
the load.
Jack will not hold
the load.
Jack will not lift to
max height.
Jack will not
function properly
after tried solution.
Jack will not descend
to minimum height,
or will not remain in
lowered position.
1. Release valve not
tightly closed.
2. Low oil level.
3. Defective or worn
internal parts.
4. Load exceeds
maximum allowance.
1. Tighten release valve.
2. Check and add oil.
Follow “Check and
Refill Oil” instructions
on page 3-4
3. Discontinue use and
contact a local
repair center.
4. Use a higher
capacity jack.
1. Tighten release valve.
2. Discontinue use
and contact a local
repair center.
1. Vent air out of
system. Follow “Air
Venting
Procedures” above.
2. Check and ensure
proper oil level.
Follow “Check and
Refill Oil” instructions
on pgs 3-4
Possible Causes
Solution
1. Internal malfunction or
structural damage.
1. Release valve not
tightly closed.
2. Power unit malfunction
1. Air trapped in system.
2. Reservoir oil overfilled.
1. Low oil level. 1. Check and ensure
proper oil level.
Follow “Check and
Refill Oil”
instructions above.
1. Stop usage and
contact an autorized
repair center.