TM 9-2320-361-34 I 11-2. PARKING AND SERVICE BRAKEDRUM REPAIR (Contd) a. Cleaning and Inspection WARNING ● Do not use compressed air or dry brush for cleaning when working in areas of vehicle where asbestos brake lining dust may accumulate. Remove asbestos dust and other residue from these areas using a soft bristle brush or cloth soaked with water. Breathing asbestos dust may cause injury to personnel. ● Drycleaning solvent is flammable and will not be used near open flame. Use only in well-ventilated places. Failure to do so may result in injury or death to personnel. 1. Wash parking or service brakedrums (1) or (2) with water and sofi bristle brush. Allow to air dry. Clean with drycleaning solvent. 2. Inspect parking or service brakedrums (1) or (2) for warps or cracks. Replace if warped or cracked. 3. Inspect parking or service brakedrums (1) or (2) for scores or pits. If scored or pitted, measure inside diameter. a. Replace parking brakedrum (1) if inside diameter is greater than 13.41 in. (34.06 cm). b. Replace service brakedrum (2) if inside diameter is greater than 15.0 in. (38.1 cm). 4. If inside diameter is less than 13.41 in. (34.06 cm) for parking brakedrum (1) or less than 15.0 in. (38. 1 cm) for service brakedrum (2), repair (1) or (2), as necessary. b. Repair 1. Remove scores or pits from parking brakedrum (1) or service brakedmm (2) by machining (TM9-4910-482-10). 2. If parking brakedrum (1) or service brakedrum (2) were machined, measure inside diameter. If inside diameter measurement is greater than limits, replace parking brakedrum (1) or service brakedrum (2). 11-2