Removing and installing rear axle air chamber · ar3222d2004a · Mercedes-Benz WIS

AR32.22-D-2004A

Removing and installing rear axle air chamber

25.6.96

MODEL 668, 670 with CODE (CE2) rear air suspension

D32.22-0004-09

Shown: left-hand side of vehicle, right-hand side is the same

1 Air suspension bellows

2 Air chamber

3 Connecting line

4 Height control valve

5 Pressure line to reservoir

6 Pressure line to height control valve

7 Height control valve actuating rod

8 Banjo bolt

9 Sealing rings

10 Nut

11 Reducer

12 Expanding ring

 	Removal, installation
1	Depressurize air suspension	 To do this, loosen pressure line (6) on the air chamber (2) until the pressure is eliminated.
2	Unscrew pressure line (6) to height control valve (4) on top of air chamber (2)	 Installation: replace sealing rings (9).  Do not transpose pressure line (6) on the left/right side.
3	Unscrew reducer (11), detach connecting line (3) from the air chamber (2).		*WH58.30-Z-1043-06A
			*WH58.30-Z-1044-06A
			*BA32.22-N-1002-01B
4	Unscrew nut (10) on bottom of air chamber (2) and remove air chamber (2)		*BA32.22-N-1001-01B
5	Install in reverse order
6	Check air suspension for leaks		AR32.22-D-8000A

 Air suspension bellows

Number	Designation		Models 668, 670 with CODE CE2 (rear air suspension)


BA32.22-N-1001-01B	Nut for mounting air suspension bellows or air chamber on bellows cross member	Nm	70
BA32.22-N-1002-01B	Reducer on air suspension bellows or air chamber	Nm	15–25

Commercially available tools

Number	Designation
WH58.30-Z-1043-06A	Crow's foot wrench SW24 (3/8")
WH58.30-Z-1044-06A	Special extension for crowfoot wrench 150 mm (3/8")