Back ENGINE TEARDOWN – NO. 1 AND NO. 2 ENGINE BASEPLATE AND SPINDLE GEARBOXES REMOVAL – continued | Up TM-1-1520-238-23-3 Helicopter Attack AH-64A Apache (NSN 1520-01-106-9519) (EIC: RHA) Manual | Next ENGINE TEARDOWN – NO.1 AND NO. 2 ENGINE SHROUD SUPPORT REMOVAL – continued |