The Motor Produces Abnormal Noise; The Tool Is Not Retracting; The Pump Leaks Oil - Holmatro EHW 1650 RC Manual De Instrucciones

EN
7.5

The motor produces abnormal noise

/i
Possible cause
The pump is damaged.
The motor bearings are damaged.
7.6 The motor is operating but the tool is not, partially or slowly extending
/i
Possible cause
The hydraulic oil level is too low.
The hydraulic oil is too cold or too thick.
There is air in the system.
The suction screen is blocked.
The pump is defective.
The solenoid valve is not operating.
The maximum pressure setting has drifted.
7.7

The tool is not retracting

/i
Possible cause
The solenoid valve is not operating.
The hydraulic couplers are not properly
connected.
7.8

The pump leaks oil

/i
Possible cause
The hydraulic oil tank gaskets are damaged.
8 Maintenance
8.1 General
Meticulous maintenance of the equipment preserves the operational safety and extends the life of the
equipment.
WARNING
When performing maintenance activities, always comply with the relevant safety regulations.
Wear the prescribed personal protection equipment.
32
Solution
Contact the Holmatro dealer.
Solution
Add hydraulic oil.
Use correct type of oil. Refer to chapter 4.2.
Vent the system. Refer to chapter 8.4.3.
Remove the oil tank and clean the suction screen.
Contact the Holmatro dealer.
Solution
Contact the Holmatro dealer.
Check and connect hydraulic couplers correctly.
Solution
Contact the Holmatro dealer.
916.219.569_001 EHW