TABLE OF OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) -CONT

TM 5-2590-512-13&P 2-7. TABLE OF OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) Item Item to be Procedure Not Fully Mission No. Interval Checked or Capable If: Serviced 2. Before Auger Drive Unit, hex Check that Auger end shaft (hollow) is If not nestled. After drive shaft, nestled over Auger Drive Unit shaft Auger center shaft, (solid). (Both are hex shape). Hex pin, Hitch pin clip. Check that hex pin is positioned thru If hex pin or both shafts. Check that hitch pin clip locking hitch pin (retainer) is inserted thru hole in end of clip is missing. hex pin so that rounded section rests on hex pin side (not over hex pin end) and hitch pin loop is facing Auger Drive Unit. Check for bent hex pin, bent or missing If any part is hitch pin clip. Bends or cracks in shaft of bent or dam- Auger Drive Unit or shaft of Auger that aged so as to would cause auger to wobble when rotat- cause binding ing. or unsafe opera- tion. 2-6