TM  10-3930-638-24&P 4-4.   TRANSMISSION   MAINTENANCE   (cont) c. Transmission Rear Cover (cont). STEP LOCATION ITEM ACTION REMARKS INSTALLATION  (cont) 36 High and low a. shift rail oil seal (24) Install and Apply thin coat of Permatex 2 on shift  rail lubricate support  (23) outer diameter of oil seal then press into support with lip of oil seal toward rear cover. Lubricate oil seal with OE10 (refer to current lubrication order) b. O-ring (25) Lubricate  and Lubricate with GAA (refer to current install lubrication order); position on shift rail  support  (23) 37 Rear Cover a. Mesh lock spring (20) Install (29) Apply GAA grease to mesh lock b. Mesh lock ball (19) Install spring and ball (19) before installing c. High and low shift Install Place small diameter long screw rail  support  (23) through high and low shift rail support (23) to hold ball (19) in depressed position, against spring (20). Place high and low shift rail support (23) on high and low shift rail with screw upward, until flat  of  shift  rail  catches  ball  (19). Then remove small diameter long screw from support (23). Push high and low shift rail support (23) while also turning it, until support is against rear cover (29) d. Two lock washers Install Tighten to 41-45 pounds foot torque (22) and nuts (21) e. Detent plug (18) Install 38 Output  shalt a. Rear bearing cap Install  and Apply thin coat of Permatex 2 on bearing cap oil seal (17) lubricate outer diameter of oil seal then press into (13) bearing cap with lip of seal toward bear- ing side of cap. Lubricate oil seal with OE10 (refer to current lubrication order) b. O-rings (14 and Lubricate  and Lubricate with OE10 (refer to 15) position current lubrication order); posit ion on bearing cap(13) 39 Rear cover a. Bearing to flange Position On output shaft (29) spacer (16) b. Output shaft bear- Position ing cap (13) Change  1 4-167