LI91.10-P-048504

Noises from seat adjuster
Topic number
LI91.10-P-048504
Version
2
Design group
91.10 Front seats
Date
07-10-2014
Validity
Model series 221 and model series 216
Reason for change
Damage code and WIS reference updated
Reason for block
Complaint:
Squeaking/creaking noises from area of seat adjuster
Cause:
Contact between upper and lower rail at rear end of tunnel-side seat rail / seat fore/aft adjustment.
Seat rails not greased sufficiently.
Abrasion of wire frame in seat cushion.
Attachments
File
Description
Bild.pdf
Abrasion point on cushion shell
Remedy:
The following steps must be performed in sequence.
A) Grease seat rails.
1. Move seat fore/aft adjustment to the front (see picture 1).
2. Move seat height adjustment (rear) upward (see picture 1).
3. Use a brush to apply grease (A 002 989 07 51) to lower rail on tunnel side in the area shown (see picture 2) and
spread the grease film to the end of the seat rail
(see picture 3).
4. Thoroughly clean upper and lower areas (see picture 4) of door-side rail and apply grease (A 002 989 07 51) with
the aid of a brush.
In warmer regions use grease A 000 989 38 60.
B) Grease rear seat cushion guide:
1. Move seat cushion fore/aft adjustment to front position.
2. Push seat cushion away on tunnel side. (See picture 5796)
3. Grease plastic sliders with spray grease A 000 989 35 60. (See picture 5799)
4. Also regrease door-side slider.
C) Grease front seat cushion guide:
1. Detach left and right side trim.
2. Move seat cushion fore/aft adjustment to front position.
3. Lubricate both plastic guides with grease A 002 989 07 51. (See picture 5790 & 5791)
4. Apply spray grease A 000 989 35 60 under plastic sliders. (See picture 5794 & 5793)
D) If noises can still be heard in the area of the seat cushion, this may be caused by the foamed wire frame rubbing
against the cushion shell.
1. Remove seat cushion (AR91.10-p-3310sx)
07-10-2014 3:24 AM
© Copyright Daimler AG
PLUBONS
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2. Check cushion shell for points of abrasion (see picture and cover with felt)
Attachments
File
Description
DSCN5796.JPG
Rear seat cushion slider
DSCN5799.JPG
Rear seat cushion slider
DSCN5790.JPG
Front seat cushion slider
DSCN5791.JPG
Front seat cushion slider
DSCN5794.JPG
Front seat cushion slider
DSCN5793.JPG
Front seat cushion slider
Bild 1.JPG
Operation item
Bild 2.JPG
Area to which grease is to be applied
Bild 3.JPG
Result
Bild 4.jpg
Picture showing door-side rail
Symptoms
Body / Seat / Seat noises / Cracking
Body / Seat / Seat noises / Grunting
Body / Seat / Seat noises / Creaking
Parts
Part number
ES1 ES2 Designation
Quantity Note
EPC Other
make
part
A0009893560
Lubricant
1
Spray 100ml, quantity as required
X
A0029890751
Multipurpose grease
1
Tube 125ml, quantity as required
X
A0009838910
Felt
1
Order quantity according to size of abrasion points
X
A 000 989 38 60
Multipurpose grease
1
Quantity as required
X
Work units
Op. no.
Operation text
Time
Damage
code
Note
91293 36
Mounting of front seat cushion
length adjustment
91A03 22
Left front seat cushion padding
91N03 22
Right front seat cushion padding
WIS-References
Document number
07-10-2014 3:24 AM
© Copyright Daimler AG
Title
Note
PLUBONS
Allocation
Page 2/7
AR91.10-p-3310sx
Remove/install seat cushion
Remedy
Validity
Vehicle
Engine
Transmission
216.371
*
*
216.376
*
*
216.377
*
*
216.379
*
*
216.386
*
*
221.022
*
*
221.028
*
*
221.054
*
*
221.056
*
*
221.070
*
*
221.071
*
*
221.077
*
*
221.080
*
*
221.084
*
*
221.086
*
*
221.087
*
*
221.122
*
*
221.128
*
*
221.154
*
*
221.156
*
*
221.170
*
*
221.171
*
*
221.176
*
*
221.177
*
*
221.179
*
*
221.180
*
*
221.184
*
*
221.186
*
*
221.187
*
*
Vehicle
Engine
Transmission
216.371
273.961
722.770
216.371
273.961
722.904
216.376
275.953
722.649
216.377
156.984
722.907
216.377
156.984
722.930
216.379
275.982
722.649
Full model designation breakdown
07-10-2014 3:24 AM
© Copyright Daimler AG
PLUBONS
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216.386
273.968
722.904
216.386
273.968
722.961
221.022
642.930
722.902
221.028
629.911
722.903
221.054
272.946
722.999
221.056
272.965
722.906
221.070
273.922
722.904
221.071
273.961
722.904
221.077
156.984
722.907
221.077
156.984
722.930
221.080
642.932
722.962
221.084
273.924
722.961
221.086
273.968
722.961
221.087
272.975
722.960
221.122
642.930
722.902
221.128
629.911
722.903
221.154
272.946
722.999
221.156
272.965
722.906
221.170
273.922
722.904
221.171
273.961
722.904
221.176
275.953
722.649
221.177
156.984
722.907
221.177
156.984
722.930
221.179
275.982
722.649
221.180
642.932
722.962
221.184
273.924
722.961
221.186
273.968
722.961
221.187
272.975
722.960
Attachments
DSCN5796.JPG:
07-10-2014 3:24 AM
© Copyright Daimler AG
PLUBONS
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DSCN5799.JPG:
DSCN5790.JPG:
DSCN5791.JPG:
DSCN5794.JPG:
DSCN5793.JPG:
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© Copyright Daimler AG
PLUBONS
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Bild 1.JPG:
Bild 2.JPG:
07-10-2014 3:24 AM
© Copyright Daimler AG
PLUBONS
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Bild 3.JPG:
Bild 4.jpg:
07-10-2014 3:24 AM
© Copyright Daimler AG
PLUBONS
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