SHIFTING THE TRANSMISSION

SHlFTlNG THE TRANSMISSION (continued) - TM-9-2350-287-10_132

TM-9-2350-287-10 Carrier Personnel Full Tracked Armored M113A3 2350-01-219-7577 (EIC AE7) Carrier Command Post Light Tracked M577A3 2350-01-369-6085 (EIC AE7) Manual
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TM 92350-287-10 SHIFTING THE TRANSMISSION The transmission is equipped with a shift inhibitor that restricts movement of the transmission selector lever. This prevents downshifting of transmission until vehicle speed drops within correct operating limits for desired gear range. While downshifting, always brake vehicle to prevent vehicle speed from overrunning engine speed. CAUTION Never descend an incline with transmission in neutral. Do not hold vehicle on incline with transmission In gear; Instead, lock brake and shift transmission to neutral. Always shift to a lower transmission gear range when engine rpm Is less than 1725. NEUTRAL (N) should be used when: Vehicle is stopped or parked. Engine is being started or shut down. Idling. FIRST GEAR (1) should be used when: Setting vehicle in forward motion during field operation. Upshift to higher gear when vehicle speed permits. Ascending or descending steep grades and driving on soft, muddy, or rough terrain. Making short, forward radius turns. Short forward radius turns on hard surfaces should be initiated from a standstill. Top speed is 6 mph. 2-92

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