Troubleshooting - MARTINS Industries MFJ-30T Manual Del Usario

TROUBLESHOOTING

PROBLEMS
Floor Jack will not lift load
Floor Jack not lifting to full extension
Floor Jack not lowering completely
POSSIBLE CAUSES
Air trapped in the hydraulic system
Load is too heavy
Air supply is inadequate
Not enough hydraulic jack oil
Air trapped in the hydraulic system
Too much hydraulic jack oil
Springs are not working properly
SOLUTIONS
Refer to BLEEDING AIR procedure
Consider higher capacity floor jack
Refer to working air pressure specifications
Refer to ADDING OIL procedure
Refer to BLEEDING AIR procedure
Refer to REPLACING/CHANGING OIL
procedure
Check springs for obstructions or defects.
Replace if necessary.