S-Type (X200) V8-4.0L (AJ28) (2001)
Tires: All Technical Service Bulletins
Tires/Wheels - Vibration/Shimmy
S204-09
S-TYPE
DATE 04/02
Amended 04/03
MODEL
2000 MY-ON
S-TYPE
VIN
L00001-ON
Vibration/Shimmy - Tire Radial Force Variation - Optimizing Wheels And Tires
Remove and destroy Bulletin S204-09, dated 4/02. Replace with this Bulletin.
Revisions are shown with asterisks and black bars.
Issue:
This technical bulletin can assist with resolving customer complaints of vibration/shimmy. Vibration/shimmy can be caused by Radial Force Variation
(RFV) in the wheel/tire assemblies and the position of the affected wheels on the vehicle.
Action:
Note:
Access to a Hunter 9700/9712 wheel-balancing machine is required to perform the steps in this technical bulletin.
In case of a customer complaint of vibration/shimmy on vehicles, follow the optimization procedures below using a Hunter 9700/9712 balancing
machine.
TYPES OF OPTIMIZATION PROCEDURES
Tire to Wheel Match Mounting
Tire is positioned on the wheel so that the 'low point' of the tire is matched to the 'high point' of the wheel. This procedure is also referred to as 'match
mounting'.
The Hunter balancing machine performs this procedure.
Tire/Wheel Assembly to Hub