Excavator bucket slow action is what causes it? Stellar today to analyze the cause of the malfunction and approach.
Failure Analysis:
1¡¢Digging machine from the pressure relief valve bad, or poor control loop.
2¡¢Damping bad.
3¡¢PPC hydraulic excavator bad locking solenoid valve action.
Repair Methods:
1¡¢First hand grasp output hose, and use lockout lever, checking PPC hydraulic digging machine lock operation of the electromagnetic valve is normal.
2¡¢Movement disorders, the PPC hydraulic locking bad solenoid valve action, we can solve the traveling and rotary excavator Kato fixed fault re-adjust.
3¡¢Normal operation, rotating with starter motor, remove the main pump manometry plug, observe whether there is oil outflow.
4¡¢Oil, digging machines from bad pressure relief valve, or poor control loop.
5¡¢No oil, bad damping, and replace.