Troubleshooting - BVA Hydraulics PE30H2S01A Instruction Manual

Symptom
Motor will not start
Erratic cylinder action
Pump fails to maintain
pressure
Cylinder extends partially
Cylinder moves slower than
normal
Cylinder leaks hydraulic fluid • Worn or damaged seals
Cylinder will not retract or
retracts
slower than normal
Motor cuts out

TROUBLESHOOTING

Possible Causes
• No power or wrong voltage
• Damaged power cord
• Tripped circuit breaker
• Loose or faulty wiring
• Air in system or pump cavitation
• External leak
• Internal hydraulic leak
• External leak
• Internal hydraulic leak
• Pump or valve malfunctioning
• Hydraulic oil level too low in pump
• Load is above the capacity of system
• Cylinder is sticking or binding
• Loose connection or coupler
• Restricted hydraulic line or
• Pump not working correctly
• Cylinder seals leaking
• Loose couplers
• Weak or broken retraction springs
• Cylinder damaged internally
• Pump reservoir too full
• Extension cord too long
• Faulty motor
• Overheated motor can trip circuit breaker
Corrective Action
• Check the power supply & voltage
• Contact Customer Service
• Ensure electrical supply is adequate
• Contact Customer Service
• Follow pump instructions for bleeding air
• Tighten all connections
• Contact Service Center
• Tighten all connections
• Contact Service Center
• Check pump operating instructions
• Fill and bleed the system
• Use the correct equipment
• Contact Service Center
• Tighten
• Clean and replace if damaged
• Check pump operating instructions
• Replace cylinder
• Replace cylinder
• Tighten couplers
• Replace cylinder
• Replace cylinder
• Drain hydraulic fluid to correct level
• Replace
• Replace or repair
• Allow motor to cool, reset circuit breaker
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