Maintenance work on the carrier
7.6 Transmission
16.08.2018
Maintenance manual 3 302 577 en 7 - 45
GMK7450
When the gear oil
is warm
• Heat up the gear oil to a temperature range between 75 and 95 °C (160 to
200 °F);
à Warming up the gear oil, P. 7 - 45.
• On the dipstick (1), check whether the oil
level lies in region (3).
If the oil level is too high
• Drain off oil until it is below the mark (5);
à P. 7 - 48.
If the oil level is too low
• Top up the oil via the dipstick tube (2) until
the mark (4) is exceeded.
• Insert the dipstick into the dipstick tube.
Warming up the
gear oil
You warm up the gear oil by
– allowing the truck crane to warm up while the vehicle is stationary or
– by accelerating the truck crane to warm it up while the vehicle is station-
ary or
– driving the truck crane.
Warming it up when stationary
• Allow the engine to run at idling speed in neutral position N.
• Check the gear oil temperature.
• Wait until the prescribed temperature range is reached.
• Switch the engine off and check the gear oil level; à When the gear oil is
cold
, P. 7 - 44; Ã When the gear oil is warm, P. 7 - 45.
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