jcb TH32006 - Trouble Shooting

7
TH32006
Instruction & User Manual
Symptom Possible Causes Corrective Action
Jack will not lift load
• Release valve not tightly
closed
• Overload condition
• Ensure release valve is
tightly closed
• Remedy overload condition
Jack bleeds off after lift
• Release valve not tightly
closed
• Overload condition
• Hydraulic unit malfunction
• Ensure release valve is
tightly closed
• Remedy overload condition
• Contact Customer Support
Jack will not lower
after unloading
• Linkages binding
• Clean and lubricate moving
parts
Poor lift performance
• Fluid level low
• Air trapped in system
• Ensure proper fluid level to
be checked by specialist
Will not lift to full ex-
tension
• Fluid level low • ensure proper fluid level
TROUBLE SHOOTING