5
TROUBLESHOOTING
Symptom
Possible Causes
Corrective Action
Jack will not lift load
• Release valve not tightly closed
• Load is too heavy
• Ensure release valve tightly closed
•
Consider higher capacity jack
Jack will lift, but not maintain
pressure
•
Release valve not tightly closed
•
Hydraulic unit malfunction
•
Ensure release valve tightly closed
•
Discontinue use, contact your local
SFA Companies Representative or visit
www.sfacompanies.com to locate your
nearest store.
Jack will not lower after
unloading
• Reservoir overfilled
• Linkage binding
• Ensure load is removed, then drain fluid
to proper level
• Clean and lubricate moving parts
Poor lift performance
• Fluid level low
•
Air trapped in system
• Ensure proper fluid level
• Follow Bleeding/Venting procedure on
page 3
Jack will not lift to full extension • Fluid level low
•
Ensure proper fluid level
Lubrication
A periodic coating of light lubricating oil to pivot points, axles and hinges will help to prevent rust and assure that
casters and pump assemblies move freely.
Cleaning
Periodically check the pump piston and ram for signs of rust or corrosion. Clean as needed and wipe with an oily
cloth.
Note:
Never use sandpaper or abrasive material on these surfaces!
Storage
When not in use, store the jack with saddle fully lowered.
