MARK 0803883 - Caterpillar

(1) Tighten grommet retainer to a torque of ... 62 to 76 N m (46 to 56 lb ft)(2) Tighten mechanical release bolt to a torque of ... 69 N m (51 lb ft)The mechanical release bolt may be used when pressure is not available for conventional release. This is accomplished by removing the cotter pin and turning the release nut to the left until the spring retaining cap also turns to the left.The mechanical release bolt and nut may also be used to remove the load from the spring retaining cap threads to aid in brake adjustment on the disc.Brake is fully released at 10 335 kPa (1500 psi). Approximate disc to lining total clearance at 10 335 kPa (1500 psi) is 16.5 mm (.65 in).