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4)
Oil level is too low – Add oil
Oil pressure too low or no pressure
1)
The hydraulic pump is damaged -Check with after-sales service
2)
Insufficient oil in the system -Add oil
3)
Faulty safety valve -Consult after-sales service
Damage to the hydraulic pump
Consult after-sales service
All components stop woking
Hydraulic pump damaged-consult after-sales service
Noisy oil pump
1)
Lack of hydraulic oil -Fill up
2)
Air leak in the suction pipe -Repair or replace
Oil pump noise remains the same
1)
Damaged auxiliary pump - Replace
2)
Hydraulic safety control device does not work -Check and repair
Cylinder or motor is not working
1)
Hydraulic pump is damaged -Consult after-sales service
2)
The main safety valve pressure becomes low -Re-adjust the pressure
3)
Low hydraulic oil level -Add oil
4)
Oil suction filter is blocked -Clean the oil filter
5)
Damaged oil seal -Repair or replace
6)
Damaged piston rod causing oil leakage -Repair or replace
7)
Pilot valve malfunction -Replacement