Holmatro HGC S Serie Manual De Instrucciones página 48

EN
5.8 Oil leaks from the external pressure relief valve
(only for hydraulic return cylinders)
/i
Possible cause
The couplers are not connected correctly.
There is a flow resistance in the return line.
6 Maintenance
6.1 General
For standard installation instructions, refer to the Service & Support section of the Holmatro website.
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.
6.2 Dangerous substances
CAUTION
Used or leaked fluids, and any other products consumed during the activities,
must be collected and disposed of in an environmentally responsible way.
6.3 Maintenance materials
/i
Application
Steel parts
Hydraulic couplers
Hydraulic oil
Long-term preservation
The following parts are available as spare parts. Contact the Holmatro dealer for information.
• Coupler(s)
• Safety nut
• Saddle(s)
48
Type of maintenance material
WD-40 preservative oil
ISO-L HV VG 15/36
Tectyl ML from Valvoline
916.000.851_007
Solution
Correctly connect the couplers.
Install a return line without resistance.
Amount
As required
As required
As required
HYDRAULIC CYLINDERS