User's Manual

12 CONTENTS
7.11 Conventional Sensor Calibration........................................................302
Calibration General Information ......................................................302
Mounting DSP Sensors ............................................................303
Leveling the Calibration Fixture ......................................................304
Starting the Calibration Procedure....................................................304
Procedure Basics .................................................................304
Selecting What to Calibrate .........................................................305
Performing the Calibration (Conventional Sensors).......................................306
Mounting Spacers for Camber and Caster Adjust Transducers (All Sensors) ...................307
Zero Calibration ..................................................................307
Storing Calibration Results..........................................................307
Finishing Calibration...............................................................307
Calibration Fixture Adjustments ......................................................307
Mounting the Sensors on the Calibration Fixture.........................................307
Leveling the Top Casting ...........................................................308
Zero Calibration Using the Long Calibration Bar .........................................308
Software Requirements......................................................308
DSP Sensor Preparation ...........................................................308
Installing the Calibration Bar and Stands...............................................308
Stabilizing the Calibration Stand .....................................................310
Mounting the DSP Sensors .........................................................310
Rotating the Calibration Bar .........................................................311
Raising the End of the Calibration Bar (DSP500 Series Sensors)............................312
Performing the Zero Calibration......................................................312
Reverse Sensor Test ..............................................................312
7.12 Camera Based Sensor Calibration ......................................................314
Reverse Target Test ...............................................................316
7.13 Inflation Station .....................................................................317
8. Additional Information ........................................................319
8.1 Cradle Adjustment ...................................................................319
Why Has the Cradle Become an Alignment Issue? .......................................319
Is it Possible to Reposition a Cradle without Frame Equipment?.............................319
What are the Procedures for Properly Positioning a Cradle Assembly? .......................320
Definition of Cradle................................................................320
Why are Cradle Assemblies Used? ...................................................320
What is the Proper Position for the Cradle?.............................................320
What Happens if the Cradle is Out of Position?..........................................320
Vehicles with Adjustable Cradle by Manufacturer ........................................321
Front Adjustable Cradles.....................................................321
Buick ....................................................................321
Cadillac ..................................................................321
Chevrolet .................................................................321
Chrysler ..................................................................321
Dodge ...................................................................321
Ford .....................................................................321
Lincoln-Mercury............................................................321
Oldsmobile................................................................321
Plymouth .................................................................321
Pontiac...................................................................321
Saturn ...................................................................321
Vehicles with Adjustable Rear Cradles ..........................................321
Camber and Steering Axis Inclination (S.A.I.) Angles .....................................322
How Does the Cradle Position Effect Camber and S.A.I.? .................................322
What are the Effects of an Improperly Positioned Cradle? .................................322
Caster and Setback Angles .........................................................322
How Does the Cradle Position Effect Caster and Setback Angles? ..........................323
8.2 Ride Height Specifications.............................................................324
Toe Change .....................................................................324
Camber (Side-Slip)................................................................324
Shocks and Struts ................................................................324