ARMY TM 9-2815-259-24 AIR FORCE TO 38G1-125-2 MARINE CORPS 09249A/09246A-24 4-91 d.     Installation. (1)     Position crankshaft pulley (1, Figure 4-61), and flange (3) on crankshaft and secure with bolts (2).  Torque bolts to 59 lb-ft (80 Nm). (2)     Install fan drive belt, reference TM 9-6115-671-14. 4.9.2.   TIMING GEAR COVER. NOTE The following procedures require complete access to the engine.  If necessary, remove engine from generator set, refer to TM 9-6115-671-14.   Mount engine on repair stand (NSN 4910-01-016-1835 or equal) as outlined in paragraph 4.10. a.   Removal. (1)     Drain lubrication system, refer to TM 9-6115-671-14. (2)     Remove fan drive belt and fan, refer to TM 9-6115-671-14. (3)     Remove alternator and alternator mounting bracket, refer to paragraph 3.9.1. (4)     Remove water pump if needed, refer to paragraph 3.8.3. (5)     Remove fan pulley and fan drive assembly as follows; (a)     Remove bolts (1, Figure 4-62) and (2) fan pulley. FIGURE 4-62.  FAN DRIVE ASSEMBLY