A4 Cabriolet Mk2
Note
|
Special tools and workshop equipment required |
t | End measuring plate -VW 385/17- |
t | Universal dial gauge bracket -VW 387- |
t | Measuring lever -VW 388- |
t | Crown wheel adjusting tool -VW 521- |
t | Retainer -3177- |
t | Torque wrench -V.A.G 1331- |
t | Dial gauge extension -VW 382/10- |
t | Thrust plate -VW 402- |
t | Press tool -VW 408 A- |
t | Removal and installing tool -VW 459/2- |
t | Press tool -VW 472/1- |
t | Extractor lever -VW 681- |
|
|
Note
|
|
Note
|
|
Example: | ||
Inserted shim(s) “S2*” | 1.22 mm | |
+ | Measured value | 0.62 mm |
+ | Bearing preload (constant value) | 0.25 mm |
= | Total shim thickness “Stotal” for “S1” plus “S2” | 2.09 mm |
Note
|
Example: | ||
Total shim thickness “Stotal” for “S1” + “S2” | 2.09 mm | |
– | Inserted shim(s) “S2*” | 1.22 mm |
= | Thickness of shim “S1*” | 0.87 mm |
|
|
Distance “a” | Crown wheel Ø |
67 mm | 170 mm |
72 mm | 180 mm |
Note
|
|
Example: | ||
1st measured value | 0.28 mm | |
+ | 2nd measured value | 0.30 mm |
+ | 3rd measured value | 0.30 mm |
+ | 4th measured value | 0.28 mm |
= | Sum of measured values | 1.16 mm |
Example: | ||
Inserted shim(s) “S2*” | 1.22 mm | |
– | Average backlash | 0.29 mm |
+ | Lift (desired average value for backlash) | 0.15 mm |
= | Thickness of shim “S2” | 1.08 mm |
|
Available shims - Thickness of shims in mm 1)2) | ||||||
0.45 | 0.61 | 0.77 | ||||
0.49 | 0.65 | 0.81 | ||||
0.53 | 0.69 | 0.85 | ||||
0.57 | 0.73 | |||||
|
|
Example: | ||
Total shim thickness “Stotal” for “S1” plus “S2” | 2.09 mm | |
– | Thickness of shim “S2” | 1.08 mm |
= | Thickness of shim “S1” | 1.01 mm |
|
Available shims - Thickness of shims in mm 1)2) | ||||||
0.45 | 0.61 | 0.77 | ||||
0.49 | 0.65 | 0.81 | ||||
0.53 | 0.69 | 0.85 | ||||
0.57 | 0.73 | |||||
|
Note
|