Table 1. Operator Preventive Maintenance Checks and Services (PMCS) for Common Bridge Transporter (CBT).ITEM TONOT FULLYITEMCHECK/MISSIONNO.INTERVALSERVICEPROCEDURECAPABLE IF:TM 5-5420-278-100014 000014 00-2123452BeforeCBT hydraulicsCheck for obvious fluid leakage fromhydraulic components and underneathvehicle.Any Class III fluidleak is noted.1BeforeLHS MODESELECT switch(1), NOTRANSITindicator (2),joystick (3),LHSENGAGEDindicator (4),and OILWARNINGindicator (5)a. Check for proper operation of LHSMODE SELECT switch by turningswitch to AUTO position.b. Pull joystick to UNLOAD and raiseLHS 1-2 ft (0.305-0.610 m). LHSENGAGED indicator will light greenand NO TRANSIT WHEN LITindicator will light red.c. Push joystick to LOAD position. NOTRANSIT WHEN LIT indicator willgo out.d. Turn LHS MODE SELECT switchto OFF. LHS ENGAGED indicatorwill go out.e. Check OIL WARNING indicator;light should remain out during LHSoperations.b. Indicators do notactivate.d. Indicator remainson.e. Indicator is on.WARNINGCheck for overhead power lines or other obstructions beforeattempting operation of the LHS.The LHS reaches a height of 22 ft2 in. (6.7 m). Serious injury ordeath may result from contactwith electric power lines.NOTE Perform HEMTT PMCS beforeperforming PMCS for LHS andBAP. (Refer to TM 9-2320-279-10.)
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