Maintenance and servicing work Changing the oil Danger! Careful when draining hot gearbox oil –
Danger of burns! Wear protective gloves Use suitable tools, e.g. for unscrewing the oil drain plug
A B
Proceed as follows: • Park the machine on level ground when the gearbox is at operating temperature • Place a sufficiently large container under the transfer gearbox to collect the oil • Clean and unscrew plug B on transfer gearbox A • Unscrew plug C on transfer gearbox A • Completely drain the old gearbox oil • Tighten plug C with a new sealing ring to make an oil-tight seal • Fill in oil until it runs out of the filler opening If the oil level in the gearbox remains constant: • Tighten plug B with a new sealing ring to make an oil-tight seal After carrying out a test run: • Check the oil level again after about 5 minutes, and fill up if necessary
C
Fig. 51: Rear axle transfer gearbox
Serv-HB 34900/01 – Edition 1.0 * 34901_0320_Wartung.fm
3-35
