TM-9-2320-366-20-3 MTV Unit Maintenance Manual M1083 Series - Volume 3 Download
Page 477 of 1396
Wear protective goggles to protect against possible injury from release of high pressure air. Failure to comply may result in injury to personnel. WARNING Wear protective goggles to protect against possible injury from release of high pressure air. Failure to comply may result in injury to personnel. WARNING AIR PRESSURE TEST (1) Disconnect air hose from input 90 degree fitting of M1089 LH/RH 30K winch drum tension actuator. (2) Connect air hose to M1089 30K winch pneumatic test adapter. (3) Start engine (TM 9-2320-366-10-1) and allow vehicle to build air pressure. (4) Perform STE/ICE-R Test #50 and note reading on STE/ICE-R. (5) If 55-65 PSI (380-448 kPa) is not present, replace air hose (para 23-5). (6) If 55-65 PSI (380-448 kPa) is present, repair or replace M1089 LH/RH 30K winch cable tensioner (para 17-30). (7) Shut down engine (TM 9-2320-366-10-1). (8) Drain air tanks (TM9-2320-366-10-1). Air pressure trapped in wrecker air system will be released when disconnecting air hose from M1089 30K winch pneumatic test adapter. (9) Disconnect air hose from M1089 30K winch pneumatic test adapter. NOTE (10) Connect air hose to input 90 degree fitting of M1089 LH/RH 30K winch drum tension actuator. (11) Close LH and RH catwalks. Perform step (12) for M1089 RH 30K winch cable drum tensioner. (12) Install M1089 control panel covers (para 17-20). NOTE Change 1 2-2430.3 TM 9-2320-366-20-3