Remove/install pneumatic suspension unit

AR91.10-W-3400C

9.7.98

MODEL 950.###, 952.###, 953.###, 954.### ## up to 516699
with CODE (SH1) "Grammer" comfort driver suspension seat
with CODE (SH2) "Grammer"comfort passenger suspension seat

MODEL 970.###, 972.###, 974.###, 975.###, 976.### ## up to 516699
with CODE (SH1) "Grammer" comfort driver suspension seat
with CODE (SH2) "Grammer" comfort passenger suspension seat

Remove/install pneumatic suspension unit

W91.10-1012-06

1 Gaiter plug

2 Bellows

3 Compressed-air line

4 Air spring unit

5 Air spring countersunk screw

6 Nut

7 Screw

8 Bowden cable (seat quick lowering)

9 Bowden cable (seat height adjustment)

10 Seat belt

11 Level control

 	Remove/Install
1.1	Remove seat and console	Models 950.0/1/2/3, 952.0/1/2/3, 953.1/3, 954.0/1/2	AR91.10-W-3300A
1.2	Remove front seat	Models 950.5/6, 952.5/6, 953.6, 954.6, 970, 972, 974, 975, 976	AR91.10-W-1000A
2	Remove seat cushion		AR91.10-W-3310D
3	Remove gaiter plug (1) from top and drop CV boot (2) downward
4	Remove bolts (7)	 Slowly reel in belt (4)
5	Unscrew nuts (6) from above and lift out level control (11)	 Tilt seat to side
		 Model 950, 952, 953, 954	*BA91.10-N-1003-02A
		 Models 970, 972, 974, 975, 976	*BA91.10-N-1002-02B
6	Detach Bowden cables (8 and 9) from level control (11)
7	Unscrew pneumatic spring lowering bolt (5)	 Tilt seat to side
		 Model 950, 952, 953, 954	*BA91.10-N-1002-02A
		 Models 970, 972, 974, 975, 976	*BA91.10-N-1001-02B
8	Detach compressed-air line (3)	 Secure seat in uppermost position.
9	Remove pneumatic suspension unit (4)	 Rotate air suspension unit so that the compressed air connection points towards the recess.
		 Installation: The lug on the underside of the air spring unit must engage in the bore (arrow) of the lower part of suspension. Follow the assembly note enclosed with the new pneumatic spring unit.
10	Install in the reverse order

 Seats

Number	Designation		MODELS 950.5/6, 952.5/6, 953.6, 954.5 with CODE SH1, SH2 up to VIN 516 699	MODELS 950.0/1/2/3, 952.0/1/2/3, 953.1/3, 954.0/1/2 with CODE SH1, SH2 up to VIN 516 699


BA91.10-N-1002-02A	Bolt, pneumatic suspension unit to lower part of suspension	Nm	15	15
BA91.10-N-1003-02A	Nut for level control to rocker	Nm	25	25

 Seats

Number	Designation		Models 970, 972, 974, 975, 976 with CODES SH1, SH2 to vehicle identification number 516 699


BA91.10-N-1001-02B	Bolt, pneumatic suspension unit to lower part of suspension	Nm	15
BA91.10-N-1002-02B	Nut for level control to rocker	Nm	25

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