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Wheel alignment how to

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  #21  
Old 12-26-2006, 01:22 PM
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Default RE: Wheel alignment how to





Wheel alignment[/align]Moving vehicle to initial position for wheel alignment[/align]Running gear 1BA, 1BB, 1BC, 1BT, 1BP
Note:
On account of different wheel alignment platforms, it may be necessary to raise front axle of vehicle for insertion of spacer gauge -V.A.G 1925-. Bounce vehicle after lowering it.










β€’β†’ Insert spacer gauge -V.A.G 1925- with adapters - V.A.G 1925/3 or V.A.G 1925/4- and screw out the two threaded stems
β€’. . . until they just make contact with the front bolts -arrow- of the subframe. [/ul]

This must not cause the vehicle to be raised. [/ul]
Vehicle is now in initial position.









Vehicle with sports running gear 1BD, 1BE, 1BQ, 1BV, RS4

β€’β†’ Position axle lift at front jacking points and raise vehicle.
β€’Position adapter - V.A.G 1925/6- on adapter - V.A.G 1925/3 or V.A.G 1925/4- of spacer gauge.
β€’Lower vehicle onto adapters -arrow-. [/ul]
Vehicle is now in initial position.
All running gear versions
In this position, program in wheel alignment computer checks whether toe-in value for each wheel is as specified. If necessary, toe-in is to be corrected by altering length of track rod.
Adjusting front axle toe in initial position => Page 44-46
Wheel alignment specifications => Page 44-18
If correction is necessary, this is indicated by wheel alignment program.

[IMG]local://upfiles/12092/E0C42BD1A8D044079B8CAE3155854D29.jpg[/IMG]

[IMG]local://upfiles/12092/392415C63CCA406DA38A42DCABF85D7F.jpg[/IMG]
 
  #22  
Old 12-26-2006, 01:25 PM
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Default RE: Wheel alignment how to





Wheel alignment[/align]Raising vehicle with running gear 1BA, 1BB, 1BC, 1BD, 1BE, 1BP, 1BQ, 1BT, 1BV, RS4[/align]When performing the next operation, it must be ensured that the wheels remain in contact with the turntables whilst raising the vehicle.
Should contact be lost, the turntables are not to be moved, as this would bias the measurement result.

β€’Position axle lift at front jacking points and raise vehicle. [/ul]
Note:
Vehicle is raised by 60 mm.










β€’β†’ Extend cylinders in threaded stems and fix in position with locking pins. [/ul]

Make sure locking pins -arrows- are correctly positioned. [/ul]

β€’Lower vehicle onto spacer gauge V.A.G 1925. [/ul]

[IMG]local://upfiles/12092/9E04ED45874D4C72B5897E024C40098E.jpg[/IMG]
 
  #23  
Old 12-26-2006, 01:27 PM
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Default RE: Wheel alignment how to





Wheel alignment[/align]Adjusting toe constant "S"[/align]










β€’β†’ Unfasten hexagon nut -A-.
β€’Screw out bolt -B- approx. 4 mm.
β€’Press down track rod joint as far as it will go. [/ul]











β€’β†’ Screw in bolt -B- until exact specification is attained.
β€’Tighten hexagon nut -A-and check value. [/ul]
Tighten torques:wheel bearing housing:
wheel bearing housing steel 42 Nm
wheel bearing housing aluminium 50 Nm

β€’Tighten bolt -B- to 7 Nm.
β€’Lower vehicle back into initial position.
β€’Screw down threaded stem.
β€’Bounce vehicles with standard running gear several times. [/ul]
Checking toe constant following adjustment
The wheel alignment equipment now re-checks the toe constant.
Setting is OK if measured values in re-check are within tolerance for check value.
If measured values are not within tolerance for check value, re-adjustment must be performed in raised position.

[IMG]local://upfiles/12092/CF552372627A4735AB641A068E502300.jpg[/IMG]
 
  #24  
Old 12-26-2006, 01:29 PM
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Default RE: Wheel alignment how to





Wheel alignment[/align]Adjusting front axle toe[/align]










β€’Unfasten lock nut -B-.
β€’β†’ Adjust toe in each case at left and right wheel with hexagon -A-. [/ul]
Make sure bellows are not twisted after turning track rods

as twisted bellows soon become worn. [/ul]

β€’Tighten lock nut -B- to 40 Nm and check toe-in value again. [/ul]
Value set may deviate slightly after tightening lock nut -B-.
Setting is however correct if measured toe value is within tolerance.

[IMG]local://upfiles/12092/A2536161EE69425B9B2E4E5718C4204E.jpg[/IMG]
 
  #25  
Old 12-26-2006, 01:29 PM
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Default RE: Wheel alignment how to

thats it
 
  #26  
Old 12-26-2006, 03:25 PM
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Join Date: May 2004
Location: Northern NJ USA
Posts: 4,078
Default RE: Wheel alignment how to

Take your car to a good front-end shop
and pay $70.

http://www.gsp9700.com/pub/search/findgsp9700.cfm

If you have the equipment to do the job, I'm sure Dave's
specs are good.
 
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