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TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 1 Download

Page 279 of 1205

TM 9-2320-387-24-l REFERENCE INFORMATION , Repair lead connectors (para. 4-80). Repair lead (para. 4-80). 0 11 . . PROTECTIVE CONTROL BOX IGNITION SWITCH POSlTlON DIAGNOSTIC CHECKS (GO TASKS) OFF LEDs l&4.6,7 - ON: Remaining LEDs OFF. RUN LEDs 12.3.4.5.6,7.6.11.13-ON. LED 13 - OFF aher a few seconds (glow plug warm-up tie). ENGINE NOT RUNNING) LED 13 -OFF (if engine is at operating temperature). LED 11 - CYCLING ON and OFF (glow plug controller operation). LEDs 9.10.12 - OFF. Release parking brake lever. LED 6 -OFF. Engage parking brake lever. LED 6 - ON. START (ENGINE CRANKING) LED 10 - Momentarily ON and then remains OFF (stafier motor hequenoy lookout). RUN (ENGINE RUNNING) LEDs 12.3.4.6.6.7.6.9.12 -ON. LED 11. cycling ON and OFF (glow plug controller operation): OFF time interval inoreases as engine warms up. LED 11 - OFF (v&en en LED 11 may remain OF P ‘ne is at operating temperature). from previous run). (whenengineis at operating temperature LED 13 -OFF. Release pa&icing brake lever. LED 6 - OFF. Engage parking brake lever. LED 6 -ON. WARNING Disconnect negative battery cable before disconnecting and reconnecting PCS harness. Failure to do so may result in injury to personnel or damage to equipment. Replace PC6 (para. 44). 2-221