33 - 2200 Removal and installation of wheel hub
1 Grease cup fill with grease
2 Clamping nut check
3 Allen bolt M 6 10...16 Nm
4 Thrust washer
5 Outer tapered roller bearing check, grease
6 Wheel hub with brake disc check
7 Inner tapered roller bearing check, grease
8 Shaft seal replace
9 Steering knuckle check
10 Brake caliper
11 Bolts replace M 14x1.5 190...220 Nm
M 16x1.5 250...280 Nm
Test values
Wear limit for brake discs up to axle no. A 025 668 13 mm
as of axle no. A 025 669 19 mm
Adjustment values |
Wheel bearing play mm 0.02 - 0.04 |
Capacity
Multiple-purpose grease per front wheel hub according to sheet no. 267* 50 g
* MB Specifications for Service Products
Special tools
Removal
1 Screw fixed caliper (10) off of front steering knuckle (9) and tie up in wheelhouse with welding wire.
2 Remove grease cap (1) from wheel hub with special tool (01).
(01) 116 589 22 33 00
3 Loosen bolt (3) on clamping nut (2).
4 Screw off clamping nut (2) and remove thrust washer (4).
5 Remove wheel hub together with tapered roller bearings (5) and brake disc from front axle.
6 Remove shaft seal.
Installation
1 Pack inner wheel bearing well with grease and install. Coat outer circumference of new shaft seal with sealant and drive into front wheel hub flush with special tool (08).
Do not coat partially rubberized sealing rings with sealant.
up to axle end no.:281071 (08) 310 589 00 15 00
up to axle end no.281072 (08) 714 589 00 15 00
2 Position wheel hub on front steering knuckle.
3 Insert outer wheel bearing (5).
4 Install thrust washer (4) and screw on clamping nut (2).
5 Adjust wheel bearing play and tighten bolt (3) on clamping nut (2).
6 Measure wheel bearing play by attaching special tools (02, 03 and 04) to front of wheel hub and pushing back and forth with force to measure. The wheel bearing play can be changed by loosening or tightening the clamping nut. Measure wheel bearing play only when screw on clamping nut is tightened, 10...15 Nm.
(02) 366 589 00 21 05
(03) 001 589 53 21 00
(04) 363 589 02 21 00
7 Screw fixed caliper (10) onto steering knuckle (9) and tighten.
M 14x1.5 190...220 Nm
M 16x1.5 250...280 Nm
8 Fill grease cup (1) with grease and coat outer collar with sealant 002 989 00 20.
9 Install grease cup (1) with special tool
(01).
(01) 116 589 22 33 00