Replace locknuts and bearing pin of center bearing on Grammer suspension seat · sm9110w0013a · Mercedes-Benz WIS

SM91.10-W-0013A

Replace locknuts and bearing pin of center bearing on Grammer suspension seat

29.5.06

MODEL 375.1 with BODY 375.850

MODEL 375.3 with BODY 375.820

MODEL 375.4 with BODY 375.860

MODEL 930, 932, 933, 934 with BODY 943.899

MODEL 940, 942, 943, 944 with BODY 944.890

MODEL 950, 952, 953, 954 with BODY 940.890

MODEL 970, 972, 974, 975, 976 with BODY 972.890

W91.10-1227-06

10 Vise grip pliers

11 Seat rocker

12 Locknut

13 Bearing pin

14 Locknut

Operation no. of operation texts or standard texts and flat rates

Category	Op. no.	Operation text
N	025789	OPERATIONS: REPLACE LOCKNUTS AND BEARING PIN ON SUSPENSION SEAT (DRIVER SEAT) (AFTER CHECK)
N	025805	OPERATIONS: REPLACE LOCKNUTS AND BEARING PIN ON SUSPENSION SEAT (DRIVER SEAT AND FRONT PASSENGER SEAT) (AFTER CHECK)
N	025806	OPERATIONS: REPLACE LOCKNUTS AND BEARING PIN ON SUSPENSION SEAT (DRIVER SEAT) (AFTER CHECK) VEHICLE WITH MEGASPACE CAB
N	025807	OPERATIONS: REPLACE LOCKNUTS AND BEARING PIN ON SUSPENSION SEAT (DRIVER SEAT AND FRONT PASSENGER SEAT) (AFTER CHECK) VEHICLE WITH MEGASPACE CAB

1	Remove seat cushion		AR91.10-W-3311A
2	Move seat to upper position using seat height adjustment button
3	Secure seat in upper position using wooden block		AR91.10-W-3501-02A
			WF58.50-N-9110-01A
4	Detach boot from seat suspension at lower right side of seat and pull up
5	Fix seat rocker (11) in place using vise grip pliers (10)
6	Replace bearing pin (13) and locknut (12) on right side of seat suspension	Coat bearing pin (13) with acid-free grease. The thread must remain free of grease.
		 Model 375.3/4, 940, 942, 943, 944, 950, 952, 953, 954	*BA91.10-N-1032-02A
		 Model 375.1, 970, 972, 974, 975, 976	*BA91.10-N-1031-02B
		Model 930, 932, 933, 934	*BA91.10-N-1009-02C
		 If the right bearing pin turns at the same time the locknut is tightened: 
		Replace seat suspension.	SM91.10-W-0014A
7	Remove vise grip pliers (10)
8	Attach boot at lower right side of seat	 Replace damaged plastic rivet.
9	Detach boot from seat suspension at lower left side of seat and pull up
10	Replace locknut (14) on left side of seat suspension
		 Model 375.3/4, 940, 942, 943, 944, 950, 952, 953, 954	*BA91.10-N-1032-02A
		 Model 375.1, 970, 972, 974, 975, 976	*BA91.10-N-1031-02B
		Model 930, 932, 933, 934	*BA91.10-N-1009-02C
11	Attach boot at lower left side of seat	 Replace damaged plastic rivet.
12	Remove wooden block from seat	 Only if the seat suspension is not replaced.	AR91.10-W-3501-02A
			WF58.50-N-9110-01A
13	Attach seat cushion		AR91.10-W-3311A

 Seats

Number	Designation		Model 375.3 with code SC2, SC5	Model 375.4 with code SC2, SC5	Model 950.5/6, 952.5/6, 953.6, 954.5 with codes SH1, SH2, SH6 as of VIN 516 700	Model 940, 942, 943, 944 with codes SH1, SH2, SH6


BA91.10-N-1032-02A	Nut, bearing pin for seat rocker	Nm	25	25	25	25

 Seats

Number	Designation		Model 970, 972, 974, 975, 976 with code SH1, SH2 as of VIN 516 700	Model 375.1 with codes SC2, SC5


BA91.10-N-1031-02B	Nut, bearing pin for seat rocker	Nm	25	25

 Seats

Number	Designation		Model 930, 932, 933, 934 with code SH1, SH2, SH6, SS1, SS2


BA91.10-N-1009-02C	Nut, bearing pin for seat rocker	Nm	25

Parts ordering notes

Part no.	Designation	Quantity
Q112526605	Center bearing repair kit	1