900 SE Sedan L4-1985cc 2.0L DOHC Turbo EFI (1996)
Brake Rotor/Disc: Testing and Inspection
Checking For Lateral Runout And Variation In Thickness
1. Lift the car and remove the front wheels.
2. Start performing the check measurement on one side. Press in the brake piston using a pair of grips.
3. Remove the brake caliper and bind it to the spring strut using a cable tie.
4. Install the five wheel stud with the four washers on each wheel stud.
5. Install the measuring clamp on the lower securing lug for the brake caliper. Secure the measuring dials.
6. Rotate the brake disc and at the same time watch the outer measuring dial. Reset both dials when the outer shows the maximum negative effect.
7. Rotate the disc and read of the dials.
NOTE: Runout (A) and the variation in thickness (B).
8. Remove the dials, measuring clamp and wheel studs with washers.
9. Install the brake caliper, lock the stud threads with Loctite and tighten.
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Tighten to: 80 Nm (59 ft lb).
10. Install the wheels and tighten the wheel studs.
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Tighten to: light alloy wheels 117 Nm (86.6 ft lb).
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Tighten to: pressed steel wheels 100 Nm (74 ft lb).
11. Repeat this method of measurement on the other front wheel.
12. When the measurements have been completed, lower the car and press the brake pedal to press out the brake pads.
