74
Maintenance and Care
5.10
Wheels and brakes
Fig.32
5.10.1 Checking tire wear
Check the tires weekly for signs of wear
and tread depth.
5.10.2 Changing tires
Work on the wheels may only
be carried out by technical ex-
perts and correspondingly
trained personnel!
1. Park the vehicle on a level surface
and secure against rolling away.
2. Switch the engine off and remove
the ignition key.
3. Bring the jack (Fig. 32/1) into posi-
tion under the frame.
4. Raise the vehicle with the jack.
5. Remove the flange nut.
6. Remove the tires with rims.
7. Mount new tires. Only use original
spare parts!
8. Tighten the flange nut at a torque of
50 Nm.
5.10.3 Brakes
Work on the brake system may
only be carried out by technical
experts and correspondingly
trained personnel!
The service brake and parking brake
must be checked after the first 50 oper-
ating hours and subsequently after ev-
ery 250 operating hours in use.
The brake shoes must be changed ev-
ery 1000 operating hours.
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