SUPPORT-MOTOR 9W4247 - Caterpillar

Later Style Shown(1) Torque for bolts ... 475 60 N m (350 37 lb ft)(2) Thickness of carrier-lining assembly: New ... 27.5 mm (1.08 in)Minimum permissible thickness in area of most wear ... 11.0 mm (.44 in)(3) Torque for bolts ... 475 50 N m (350 37 lb ft)(4) Thickness of brake disc New ... 12.57 to 13.20 mm (.495 to .520 in)Minimum permissible thickness in area where pad and disc make contact ... 11.30 mm (.445 in)(5) Torque for bolts ... 135 15 N m (100 11 lb ft)(6), (7) Clearance between pins (7) and brake disc must not be less than 0.25 mm (.010 in) and not more than 3.00 mm (.118 in). If clearance is more than 3.00 mm (.118 in), loosen bolts (6) and slide pins (7) to get 0.25 mm (.010 in). Tighten bolts (6). See Challenger 65 Agricultural Tractor Undercarriage, Steering, and Brakes Systems Operation, Testing And Adjusting, SENR4242 for service brake bleed procedure.