user manual

TROUBLESHOOTING
5
Symptom Possible Causes Corrective Action
Jack will not lift load • Overload condition
• Hydraulic unit malfunction
• Remedy overload condition
• Contact Atd Tools Tech. Service
Jack will lift, but not maintain
pressure
• Overload condition
• Hydraulic unit malfunction
• Remedy overload condition
• Contact Atd Tools Tech. Service
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 • Ensure proper fluid level
Jack will not lift to full extension • Fluid level low • Ensure proper fluid level