Maintenance work on the carrier
7.16 Central lubrication system
07.12.2017
Maintenance manual 3 302 649 en 7 - 111
GMK4090
• Attach the filling pump to the respective
connections (1), (2) or (3).
• Press the button (4) once.
Intermediate lubrication will be triggered.
• Fill the grease container up to the Max.
marking.
• Remove the filling pump, wipe away any
excess grease and close the holes.
7.16.2 Bleeding the central lubrication system
If the grease container is empty or contains bubbles, you must bleed the
central lubrication system.
The grease container (1) must be full.
• Loosen the lubricating pipe at the connec-
tion (2).
• Switch on the ignition.
• Press the button (3).
Repeat the procedure until the grease flow-
ing from the connection (2) no longer con-
tains any bubbles.
• Tighten the lubricating pipe at connec-
tion (2).
• Remove any grease that has escaped.
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