Hand Pump Operation

T M 9 - 2 3 5 0 - 2 3 8 - 1 0 Item No. 40 41 Table 2-1. PREVENTIVE MAINTENANCE CHECKS AND SERVICES FOR THE RECOVERY VEHICLE M578–CONTINUED Interval Weekly Weekly Item to Check/Service Hand Pump Operation (Continued) Gas-Particulate Filter Unit Procedure b. c. Operate hydraulic pump (3) until boom with brake is released. Manually pull on boom winch cable from end of boom to make sure hand pump is operating. If cable is pulled from winch, winch brake is released and hand pump is operating properly. NOTE Check both driver’s and crew gas-particulate filter unit. a. b. c. Check that each hose assembly (1) is securely attached to quick- disconnect outlet (2) on side of air purifier (3). Check each hose ( 1 ) for cracks 01 breaks. Check that electrical power cable (4) is securely connected to con- nector on back of air purifier (3). Not fully Mission Capable if: Change 1 2-45