W35.20-A008-09
1 | Axle tube | 6 | Bearing outer race | 11 | Lock washer | ||
2 | Deflector | 7 | Wheel hub (with brake disk) | 12 | Outer slotted nut | ||
3 | Thrust ring | 8 | Bearing outer race | 13 | Seal | ||
4 | Radial shaft sealing ring | 9 | Tapered roller bearing | 14 | Cover | ||
5 | Tapered roller bearing | 10 | Inner slotted nut | 15 | Screw |
Warning | Risk of injury. Skin or eye injuries may result when handling hot or glowing objects. | Wear protective gloves, protective clothing and safety glasses, if necessary. | |
Caution | Risk of injury to skin and eyes due to handling of transmission oil. Health risk caused by swallowing transmission oil | Wear protective gloves, protective clothing and safety glasses. | |
Topical note | Notes on threaded connections fastened using a tightening angle-based tightening process | ||
Notes on safety-relevant components | |||
Notes on evaluating oil loss at major assemblies | |||
| Remove | ||
1 | Remove brake carrier with brake caliper. | ||
2 | Remove screws (15) and remove cap (14) with seal (13). | ||
3 | Release and detach outer slotted nut (12). | Claw-type wrench | |
4 | Remove lock washer (11) and detach inner slotted nut (10). | Claw-type wrench | |
5 | Remove wheel hub (7) with tapered roller bearing (9) from axle tube (1). | ||
6 | Remove radial shaft sealing ring (4) from wheel hub (7). | ||
7 | Remove tapered roller bearing (5) from wheel hub (7). | ||
8 | Remove bearing outer races (6, 8) from wheel hub (7). | Only when installing new tapered roller bearings (5, 9) in the old wheel hub (7). | |
9 | Remove brake disk from wheel hub (7). | Only when installing a new wheel hub (7). | |
10 | Remove damaged wheel studs from wheel hub (7). | Only when reinstalling the previous wheel hub (7). | |
11 | Release thrust ring (3) using a chisel and remove from axle tube (1). | ||
12 | Remove deflector (2) from axle tube (1). | ||
| Install | ||
13 | Remove all grease from sitting surfaces of deflector (2) and thrust ring (3) on axle tube (1). | Assembly cleaner | |
14 | Attach new deflector (2) to axle tube (1). | ||
15 | Heat up new thrust ring (3) to approx. 80 °C and slide on up to contact surface on axle tube (1). | Apply pressure to thrust ring (3) until it has cooled down sufficiently to ensure that its installation position no longer changes. | |
16 | Install new wheel studs in old wheel hub (7). | Only if damaged wheel studs were removed. | |
17 | Install 8 new wheel studs in new wheel hub (7). | Only when installing a new wheel hub (7). | |
18 | Degrease wheel hub (7) in area of bearing outer races (6, 8). | Only if no bearing outer races (6, 8) are present in wheel hub (7). | |
19 | Heat wheel hub (7) in area of bearing outer race (6) to approx. 80 °C and install bearing outer race (6) up to contact surface in wheel hub (7). | Only if no bearing outer races (6, 8) are present in wheel hub (7). | |
20 | Heat wheel hub (7) in area of bearing outer race (8) to approx. 80 °C and install bearing outer race (8) up to contact surface in wheel hub (7). | Only if no bearing outer races (6, 8) are present in the wheel hub. | |
21 | Mount brake disk with new bolts onto wheel hub (7). | Only if the brake disk is removed. | |
Screw/bolt, brake disk to wheel hub | |||
22 | Install new radial shaft sealing ring (4) into wheel hub (7). | Drift | |
23 | Coat tapered roller bearing (5) with grease and insert into wheel hub (7). | MB multipurpose grease, 400 g | |
24 | Slide wheel hub (7) up to contact surface on axle tube (1). | ||
25 | Pack grease into space between bearing outer races (6 and 8) in wheel hub (7). | MB multipurpose grease, 400 g | |
26 | Coat tapered roller bearing (9) with grease and insert into wheel hub (7). | MB multipurpose grease, 400 g | |
27 | Position inner slotted nut (10) on axle tube (1) and tighten. | When doing so, continuously turn the wheel hub (7) and tap the wheel hub (7) a few times using a rubber hammer in a crosswise pattern. The tapered roller bearings (5, 9) then make zero clearance. | |
Slotted nut to wheel hub | |||
Claw-type wrench | |||
28 | Unscrew inner slotted nut (10) again by approx. turn. | Claw-type wrench | |
29 | Check wheel bearing play and adjust if necessary. | ||
Wheel bearing play | |||
Dial gage | |||
Dial indicator holder | |||
Claw-type wrench | |||
30 | Apply light coating of grease to lock washer (11) and position with locking pin on inner slotted nut (10). | MB multipurpose grease, 400 g | |
31 | Attach outer slotted nut (12) to axle tube (1). | Slotted nut to wheel hub | |
Claw-type wrench | |||
32 | Hammer lock washer (11) into suitable grooves of inner slotted nut (10) and outer slotted nut (12). | ||
33 | Clean sealing surfaces on wheel hub (7) and cap (14) so that they are free of grease. | Assembly cleaner | |
34 | Fill cap (14) with grease and mount with new seal (13) onto wheel hub (7). | Bolt, cover to wheel hub | |
MB multipurpose grease, 400 g | |||
35 | Install brake carrier with brake caliper. |
389 589 00 15 00
Drift
001 589 53 21 00
Dial gage
363 589 02 21 00
Dial indicator holder
745 589 02 07 00
Claw-type wrench