ARMY TM 9-6115-464-12 AIR FORCE TO 35C2-3-445-1 NAVY NAVFAC P-8-624-12 Item No. 1 2 3 4 5 6 7 8 9 10 4-6 NOTE For  generator  sets  in  continuous  operation,  check  and  service  only  those  items  that can be checked and serviced without disturbing operation. Perform a complete PMCS  when  equipment  can  be  shutdown.  Deficienaes  discovered  during  operation shall be noted for future correction. Stop the operation immediately if a deficiency is noted  which  could  damage  the  equipment.  Report  all  deficienaes  and  corrective  ac- tions on paper forms. Army, refer to DA Pamphlet 738-750. Air Force, refer to applica- ble inspection manuals and work card sets in the TO 35C2-3-1-426 series for period- ic requirements and Table 4-1 for detailed procedures. Operator PMCS apply to Navy users in this manual. . . . Table  4-1.  Unit  Preventive  Maintenance  Checks  and  Services Interval Hours Hours Hours Hours Hours Hours Hours Hours Hours Weekly Location Item to Check\ Service Fuel Pump Filters Fuel  Filters Hydraulic  Sump Hydraulic Filter Hydraulic  Actua- tor Screen Breather  and Breather Tube Engine  Oil Oil Filters Air Cleaner Fluid  Levels Hydraulic sump (electro-hydraulic governor equipped precise sets only Procedure Change every 100 hours (para 4-29, Figure  4-15). Replace filter elements every 100 hours (para 4-29,  4-31,  and  Figure  4-15  and Figure 4-16). NOTE Items 9, 10 and 11 apply to electro-hy- draulic  governor  equipped  precise  sets only. Drain and refill (para 4-47). (Refer to LO). Replace filter (para 4-47). (Refer to LO). Clean filter (para 4-48). (Refer to LO). Inspect  for  damage.  Clean  breather  and  breath- er tube at oil change interval as directed by Army Oil Analysis Program (para 4-54). As directed by Army Oil Analysis Program. As directed by Army Oil Analysis Program. This unit is equipped with an air filter condition indicator light that will indicate when filter ele- ment needs cleaning. Clean element when necessary as indicated by light (para 3-20). Check  fluid  levels Check fluid level. Add fluid as required. Not Mission Capable  If: Air cleaner missing.