TM-9-2320-280-10 HMMWV Operator Manual Download
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TM 9-2320-280-10 2-113 NOTE: TO MOVE SELECTOR SWITCH LEVER FROM “OFF”TO ANY ON POSITION EXCEPT “B.O. MARKER, “UNLOCK SWITCH LEVER MUST BE LIFTED TO “UNLOCK”. NOTE RETURN ALL LIGHT SWITCH LEVERS TO THE “OFF”POSITION AFTER EACH PERIOD OF OPERATION.