ar3222w2003a

Remove/install air bellows

Type ar · topic 32.22 · version 0116 · 2011-02-25

Applies to: MODEL 374, 375, 930, 932, 933, 934, 940, 942, 943, 944, 950, 952, 953, 954, 957, 970, 972, 974, 975, 976 at driven rear axle

Where it sits

Function group 2 Chassis › 32 Suspension › 32.22 Air suspension — Series 374 · Series 375 · Series 930 · Series 932 · Series 933 · Series 934 · Series 940 · Series 942 · Series 943 · Series 944 · Series 950 · Series 952 · Series 953 · Series 954 · Series 957 · Series 970 · Series 972 · Series 974 · Series 975 · Series 976

EinPAS 20 Chassis › 20.16 Suspension › 20.16.30 Spring/air suspension bellows/shock absorber/suspension strut — Series 374 · Series 375 · Series 930 · Series 932 · Series 933 · Series 934 · Series 940 · Series 942 · Series 943 · Series 944 · Series 950 · Series 952 · Series 953 · Series 954 · Series 957 · Series 970 · Series 972 · Series 974 · Series 975 · Series 976

AR32.22-W-2003A

Remove/install air bellows

23.2.11

MODEL 374, 375, 930, 932, 933, 934, 940, 942, 943, 944, 950, 952, 953, 954, 957, 970, 972, 974, 975, 976
at driven rear axle

Remove/install air bellows

W32.22-0041-09

Shown on model 970

1 Compressed-air line

2 Union nut

3 Air spring bellows

B54 Left driven axle pressure sensor

B55 Right driven axle pressure sensor

4 Piston

5 Screw

Remove/install

1

Raise vehicle at the rear and place supports under frame

Secure the vehicle against rolling.

2

Depressurize air bellows

3

Remove left drive axle pressure sensor (B54) or right drive axle pressure sensor (B55).

Only with code (AH8) Axle load measuring device.

4

Disconnect compressed air line (1) from connection of air spring bellows (3)

With compressed-air connection system "VOSS 230"

AR42.10-W-0900A

With compressed-air connection system "VOSS 232" (NG 8, 12) or "SCHÄFER SDF" (NG 6)

AR42.10-W-0900C

Installation: Check O-rings and replace if necessary.

Notes on compressed air connection systems

AH00.18-N-0001-01A

5

Unscrew union nut (2) at air spring bellows connection fitting.

Model 374.5/6, 375.3/4, 930, 932, 933, 934, 940, 942, 943, 944, 950, 952, 953, 954, 957

*BA32.22-N-1004-03A

Model 374.4, 375.1, 970, 972, 974, 975, 976

*BA32.22-N-1003-03B

6

Unscrew bolt (5) on air spring bellows support and remove air spring bellows (3) with piston (4).

Model 374.5/6, 375.3/4, 930, 932, 933, 934, 940, 942, 943, 944, 950, 952, 953, 954, 957

*BA32.22-N-1001-03A

Model 374.4, 375.1, 970, 972, 974, 975, 976

*BA32.22-N-1002-03B

7

Install in the reverse order

8

Check air suspension for leaks

Air suspension

Number

Designation

Model
375.3/4,
930, 932,
933, 934,
944, 950,
952, 953, 954, 957

Model
374.5/6, 940, 942, 943

BA32.22-N-1001-03A

Bolt, air spring bellows piston to air bellows support

M161.5

Nm

190

190

BA32.22-N-1004-03A

Union nut, air spring bellows to top plate

Connection with plastic thread

Nm

25

25

Connection with metallic thread

Nm

100

100

Air suspension

Number

Designation

Model
374.4, 375.1,
970, 972, 974, 975, 976

BA32.22-N-1002-03B

Bolt, air spring bellows piston to air bellows support

Nm

190

BA32.22-N-1003-03B

Union nut, air spring bellows to top plate

Nm

100

Referenced documents