TM 5-4310-372-14COMPRESSOR DRIVE MAINTENANCE - continued4-16.INSTALLATION AND ADJUSTMENT - continuedPush on belts half way between engine pulley andcompressor flywheel.Belt tension is correct whenbelts move 3/4 to 1 inch.CAUTIONT o o l i t t l e b e l t t e n s i o n c a u s e s b e l t s t o o v e r h e atand wear out prematurely.Too much tension causesexcessive bearing wearin engine and compressor.c .5 .Belt Guarda.b .Tighten 4 engine mountingbolts to fix the enginep o s i t i o n.Recheck belttension.Re-adjust ifnecessary.Install the upper half ofthe belt guard.Fastenusing the bolts, washersand nuts originally remov-ed.Fasten the top supportusing the proper capscrew onthe compressor head.Install the lower half ofthe belt guard and secureto the upper half by slid-ing in the 2 alignment pins.I n s t a l l t h e f a s t e n e rs(bolts, washers and nuts)originally removed fromthe lower half of thebelt guard.Check for proper clearancebetween the belt guard,air compressor flywheel,engine pulley and driveb e l t s .Adjust as necessary.9l t o 510,83 t o 64-18
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