TM 9-2350-247-20-1 PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDING LUBRICATION INSTRUCTIONS — Continued 0128 00 ITEM NO. INTERVAL MAN- HOUR ITEM TO BE CHECKED OR SERVICED CREWMEMBER PROCEDURE EQUIPMENT NOT READY/ AVAILABLE IF: b Semi- Annual Steering in Forward and Reverse Range a.  For M548A3 Only. Check steering wheel in forward range and reverse range. If carrier does not make a complete turn after steering wheel is turned to the left and right, troubleshoot steering system (WP 0006 00). Binding, grabbing, unusual noise, vibration or carrier fails to turn. c Semi- Annual Carrier Braking a.  Check carrier braking. If carrier does not slow down or stop when brakes are slightly or fully depressed, troubleshoot brake system (WP 0006 00). Carrier fails to stop. d Semi- Annual Carrier Shifting in All Ranges a.  Check shifting of carrier in all ranges. If carrier does not respond properly to selected driving range, troubleshoot gear selection system (WP 0006 00). Carrier fails to shift into selected range. e Semi- Annual Shutdown CAUTION Turbo may be damaged by shutting down engine if engine is immediately stopped after periods of operation. Allow engine to run at idle speed (600–650 rpm) for 3 to 5 minutes before stopping. a.  When shutting down engine: Check operation of fuel cutoff control. Fuel cutoff control is inoperative. 2 Semi- Annual After Road Test WARNING Failure to set parking brake and block road wheels can allow carrier to move and could result in injury or death. Always set parking brake and block road wheels before working on carrier. 0128 00-21