TM 9-2350-277-20-2 PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDING LUBRICATION INSTRUCTIONS — Continued 0155 00 ITEM NO. INTERVAL MAN- HOUR ITEM TO BE CHECKED OR SERVICED CREWMEMBER PROCEDURE EQUIPMENT NOT READY/ AVAILABLE IF: 99 Semi- Annual Turn Signal Lights, Stop Lights, Blackout Stop Lights, Dome Lights, Fluorescent Lights and Switches a.  Test operation of lights with signal control in all four operating positions.  Repair or replace damaged or discolored lenses. Repair or replace defective lights, control, flasher and lights. 100 Semi- Annual Reflectors Check reflectors lens. Replace damaged or missing lens. 101 Semi- Annual Electrical Wiring a.  Tighten electrical connections and mounting brackets. Tape frayed harness. Replace missing or damaged connectors. 102 Semi- Annual Slave Cable NOTE Location varies by model. a.  Check the slave cable receptacle and cap for damage, burnt condition and corrosion. 103 Semi- Annual Transmission/ Engine Spline Drive a.  M113A3 Detection procedure for wear signs on the transmission/engine spline drive coupling— NOTE Spline drive coupling wear can be detected in its early stages using any of the following three inspection procedures. For best results, use all three. a Semi- Annual Transmission/ Engine Spline Drive a.  The first type of inspection is the power method. This method is strictly audio based. Metallic clanking sound is heard. b.  To check the spline drive coupling, fully pull out the fuel cut-off control from the driver’s position, so fuel can not get to the engine and it will not start. Dry start the engine for 4-6 seconds. 0155 00-169