Troubleshooting - Omega 44010 Operating Instructions & Parts Manual

MAINTENANCE
Storage
Store the engine crane with the pump piston, ram, and boom fully lowered and the release valve open, but never
more than 2 full turns. This will help prevent rust and corrosion to those critical surfaces of hydraulic unit.

TROUBLESHOOTING

Symptom
Crane will not lift load
Crane will lift, but not maintain
pressure
Crane will not lower after
unloading
Poor lift performance
Crane will not lift to full extension
(cont.)
• Release valve not tightly closed
• Overload condition
• Release valve not tightly closed
• Hydraulic unit malfunction
• Reservoir overfilled
• Fluid level low
• Air trapped in system
• Fluid level low
Possible Causes
8
Corrective Action
• Ensure release valve tightly closed
• Remedy overload condition
• Ensure release valve tightly closed
• Contact Omega Tech. Service
• Ensure load is removed, then drain
fluid to proper level
• Ensure proper fluid level
• With ram fully retracted, remove
oil filler plug to let pressurized air
escape, then reinstall oil filler plug
• Ensure proper fluid level