Additional pages Change to the annual maintenance procedures (M 12)
This modified maintenance procedure describes how to change the filter cartridge for the vent filter. On the GMK 4075, the hydraulic oil tank is on the left-hand side of the carrier behind the driver's cab. On all other crane types, the hydraulic oil tank is on the superstructure, behind the crane cab.
• Press down the bleed unit housing (3) and turn it to the left.
• Lift off the bleed unit housing. • Replace the filter cartridge (4). • Set down the bleed unit housing on the base plate (5).
• Press up the bleed unit housing and turn it as far as it will go to the right.
• Reset the contamination display (2). To do this, press in the pin (1) at the top of the bleed unit housing.
31.10.2002
The coloured contamination display drops back into the contamination display.
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Additional pages GMK 4075, 5100, 5180, 5200, 6220-L, 6250, 6300
