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TM-9-2320-365-20-2 LMTV Unit Maintenance Manual M1078 Series - Volume 2 Download

Page 707 of 1432

TM 9-2320-365-20-2 Change 1 2-1683 (1) If rear brakes locked up before front brakes on road test of unloaded vehicle, check load sensing valve hardware, arm position, adjusting clamp, and cable. (2) If valve arm is in full up position (valve spring rest position), adjust or replace load sensing valve (para 11-10). (1) Disconnect vent hose from front brake air chamber. (2) Blow compressed air through vent hose. (3) Check for air escaping at vent. (4) Connect vent hose to front brake air chamber. (5) Raise front axle off maintenance trestles. (6) Remove maintenance trestles and lower front wheels to ground.