System Overheating
Possible Causes:
- Insufficient oil cooling capacity
- Internal leakage in components
- Excessive system pressure
- Clogged heat exchanger
- Low fluid levels
Solutions:
- Clean heat exchangers and filters
- Check and repair internal leakage
- Reduce system pressure if possible
- Add or upgrade cooling capacity
- Check fluid levels and top up
Slow or Erratic Operation
Possible Causes:
- Air in the hydraulic system
- Contaminated hydraulic fluid
- Worn or damaged pump
- Incorrect fluid viscosity
- Clogged filters
Solutions:
- Bleed air from the system
- Change contaminated fluid
- Repair or replace pump
- Use correct viscosity fluid
- Replace clogged filters
Excessive Noise
Possible Causes:
- Pump cavitation
- Loose mounting bolts
- Air in the system
- Worn pump components
- Excessive system pressure
Solutions:
- Check suction line and filters
- Tighten all mounting hardware
- Remove air from the system
- Replace worn pump parts
- Adjust relief valve settings
External Leakage
Possible Causes:
- Damaged seals or gaskets
- Loose connections
- Cracked housings
- Over-pressurization
- Worn cylinder seals
Solutions:
- Replace damaged seals
- Tighten loose fittings
- Repair or replace housings
- Check relief valve operation
- Rebuild cylinders as needed
Still Having Issues?
Our technical support team is available to help diagnose and resolve complex hydraulic system problems.