Cracking noise from front seats, subjective play during stop and go - AF91.10-P-1104A

MODEL 170 except CODE (560) Left and right electrically adjustable driver seat

OPERATION NO. OF OPERATION TEXTS OR STANDARD TEXTS AND FLAT RATES

Category	Op. no.	Operation text	Time	Acc. no.	Code
P	916672	Replace both bellcranks for seat height adjustment	006 WU/0.5 h	-	-

Damage code	Cause	Remedy
91 027 36	Front seat (left or right) cracks in stop and go traffic.	1 Remove front seat cushion (2). Remove seat cushion (2) only until collar bolt (3) is accessible.	AR91.10-P-1070G
		2 Unscrew collar bolt (3).
		Collar bolt on bellcrank.	*BA91.10-P-1004-01A
		3 Unscrew nuts (4) and remove bellcrank (1) from seat frame (5)
		4 Fasten bellcrank (1) to seat frame with new nuts (4). The bellcranks (1) are different for the right and left side of the seat frame (5)Ensure that the collar (see arrow) on the bellcrank (1) is installed toward the center of the seat.
		Nut for bellcrank on seat frame.	*BA91.10-P-1022-01A
		5 Install front seat cushion (2).	AR91.10-P-1070G

FRONT SEATS

Number	Designation		Model 170
BA91.10-P-1004-01A	Collar bolt on bellcrank	Nm	24
BA91.10-P-1022-01A	Nut, bellcrank to seat frame	Nm	24

Shown on left bellcrank of driver's seat

Fig 1: Identifying Bellcrank, Driver Seat Cushion, Collar Belt, Nuts & Seat Frame

PARTS ORDERING NOTES

Part no.	Designation	Quantity
A170 910 27 36	Parts kit for left seat adjustment	as required
A170 910 16 36	Parts kit for right seat adjustment	as required