TM-9-2320-365-20-2 LMTV Unit Maintenance Manual M1078 Series - Volume 2 Download
Page 668 of 1432
TM 9-2320-365-20-2 TM 9-2320-365-20-2 TM 9-2320-365-20-2 TM 9-2320-365-20-2 TM 9-2320-365-20-2 2-1642 2-1642 2-1642 2-1642 2-1642 NO YES Visual inspection KNOWN INFO TEST OPTIONS REASON FOR QUESTION Is air present at spring brake vent hose on frame? Blocked vent hoses will prevent air from escaping at brake service chambers and will cause rear brakes not to apply. 12. Front brakes OK. Air tanks pressurized. Supply air hose to foot control valve OK. Foot control valve OK. Air hoses at cab floor OK. Air hose to check valve OK. Check valve OK. Air hose to load sensing valve OK. Load sensing valve OK. Air hose to control port of relay valve OK. Air hose to supply port relay valve OK. Relay valve OK. Air hoses to spring brakes OK. POSSIBLE PROBLEMS Faulty vent hose from spring brake service chamber. Faulty spring brake chamber. Replace vent hose(s) (para 11-19) or relay valve (para 11-13). Replace rear service brake air chamber (para 11-8). i2. REAR BRAKES DO NOT APPLY (CONT) i2. REAR BRAKES DO NOT APPLY (CONT) i2. REAR BRAKES DO NOT APPLY (CONT) i2. REAR BRAKES DO NOT APPLY (CONT) i2. REAR BRAKES DO NOT APPLY (CONT)