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Problem
Jack will not lift to full height
Jack will not hold the load
Lift arm will not lower
After hydraulic purging, the jack
cannot reach the maximum
height within 10 pumps
Poor lift performance
TROUBLESHOOTING
1. Oil level low
2. Release valve not closing
1. Hydraulic oil is contaminated
2. Pump leaking
1. Pump cylinder binding
2. Parts worn
3. Internal component damage
4. Return spring broken or
unhooked
5. Lift arm linkage bent or
binding
6. Air in the hydraulic system
1. Fluid level low
2. Hydraulic unit malfunction
Cause
6
Solution
1. Check / add oil
2. Close the release valve
1. Contact authorized service
agent
1. Contact authorized service
agent
1. Follow all the purge
instructions on page 4
1. Ensure proper fluid level
2. Discontinue use, contact
authorized service agent
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