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stud, two studs apart from the original stud (Fig. 87). Recheck brake rotor runout to see if the runout is now within specifications. (Refer to 5 - BRAKES/HY- - SPECIFICA- TIONS) If runout is not within specifications, reface or replace the brake rotor. (Refer to 5 - BRAKES/HY- - STANDARD PROCEDURE) STANDARD PROCEDURE - BRAKE ROTOR NOTE: Refacing the rotor is not required each time Any servicing of the rotor requires extreme care to maintain the rotor within service tolerances to If the rotor surface is deeply scored or warped, or there is a complaint of brake roughness or brake on-car brake lathe (Fig. 88), or replaced. The use of a hub-mounted on-car brake lathe is highly recommended to eliminate the possibility of NOTE: All rotors have markings for minimum allow- specifications can also be found in the specification Minimum allowable thickness is the minimum thickness which the brake rotor machined surface Fig. 87 Index Rotor And Wheel Stud 1 - CHALK MARK Fig. 88 On-Car Brake Lathe 1 - ON-CAR BRAKE LATHE Fig. 89 Front Brake Rotor 1 - ROTOR MINIMUM THICKNESS MARKING Fig. 90 Rear Brake Rotor Minimum Thickness Markings 1 - ROTOR MINIMUM THICKNESS AND DRUM MAXIMUM RS BRAKES - BASE 5 - 57 ROTOR (Continued) |