TM-9-2320-365-20-3 LMTV Unit Maintenance Manual M1078 Series - Volume 3 Download
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TM 9-2320-365-20-3 11-3. REAR BRAKE SHOES REPLACEMENT/ADJUSTMENT (CONT) WARNING Self-adjusting brakes will not self- adjust without applying brake pedal. Failure to comply may result in injury to personnel. (5) Adjust brake adjusting screw (5) until wheel drum (1) does not turn freely or until heavy drag is noticed. (6) Uncage spring brakes (para 11-6). (7) Apply and release brake pedal several times to position brake shoes. NOTE Step (8) requires the aid of an assistant. (8) Readjust brake adjusting screw (5) while turning wheel drum (1) until heavy drag is noticed. CAUTION • Wheel drum clearance must be checked along centerline of brake shoe at scallop. Failure to comply may result in damage to equipment. • Record the number of clicks as adjusting screw is loosened. All adjustments on any wheel should be within six clicks of one another. If not, repeat procedure or examine for damage. Failure to comply may result in damage to equipment. (9) Back-off adjusting screw (5) to obtain 0.020-0.040 in. (0.5 mm) clearance between brake shoe and wheel drum. (10) Remove screw (2), lockwasher (3) and brake adjusting tool support from spider (4). Discard lockwasher. (11) Install lockwasher (3) and screw (2) in spider (4). 11-14 Change 1