Maintenance work on the superstructure
8.9 Hydraulic system
13.02.2018
Maintenance manual 3 302 719 en 8 - 79
GMK6300L-1
Establishing
the operating
conditions
After having changed the oil filters and topping up the oil, you must
re-establish the operating conditions.
Opening the valve
• Open the valve – lever (1) parallel to the line.
• Start the engine.
• Carry out all hydraulic functions several times to remove any air in the
system.
• Check that none of the oil filters is leaking.
• Check the oil level through the sight glass on the hydraulic oil tank.
Top up oil, if necessary;
à p. 8 - 78.
S
Risk of damage to the hydraulic pumps
Open the valve prior to starting the engine.
This prevents damage to the hydraulic pumps.
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