BRAKE SYSTEM 521 BRAKES NOTE: Renew drum, if found outside the limits. 4. Visual inspection of wheel cylinders for brake fluid leakage is to be performed. 5. Smooth up any slight scores. Heavy or extensive scoring will cause excessive brake lining wear and it will be necessary to resurface drum-braking surface. 6. If brake linings are slightly worn and drum is grooved, drum should be polished with fine emery cloth but should not be turned. WARNING: (a) Do not use compressed air to clean brake components. Dust from friction materials can be harmful if inhaled. (b) Do not use petroleum based fluid as damage will occur to rubber components. Installation : NOTE: Before installation of brake drum, make sure that inside of brake drum and brake shoes are free from dirt and oil. 1. Mount brake drum on wheel hub and tighten the stub axle nut to specified torque. TIGHTENING TORQUE FOR STUB AXLE NUT = 12-14 Kg-m 2. Fit hub cap (Press fit type) 3. After installation, depress brake pedal 3 to 5 times so as to ensure proper clearance between brake drum and brake shoe. 4. Mount wheel (s) and tighten wheel mounting bolts to specified torque. TIGHTENING TORQUE FOR WHEEL MOUNTING BOLTS = 8 - 8.3 Kg-m 5. Remove supports and lower vehicle.
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