TM 9-2350-247-20-1PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDINGLUBRICATION INSTRUCTIONS — Continued0128 00ITEMNO.INTERVALMAN-HOURITEM TO BECHECKED ORSERVICEDCREWMEMBERPROCEDUREEQUIPMENTNOT READY/AVAILABLEIF:68Semi-Annual(M548A1)Fan GeneratorDrive and AirCompressorBeltsa. Check fan and generator drive belts for cracks orlooseness. Check idler adjusters for correct belttension. Adjust them so adjusting nut is withinrange on sleeve instruction plate (WP 0226 00),(WP 0241 00, or WP 0498 00). Every 500 miles(805 km), or semi-annually, lubricate fan driveshaft bearings with GAA grease through fittingsat each end of shaft.Any belt orpulley broken,cracked, bent,missing or outof adjustment.0128 00-79
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