TM    10-3930-638-24&P 4-4. TRANSMISSION MAINTENANCE (cont) i. Forward Clutch Assembly (cont). STEP LOCATION ITEM ACTION REMARKS 19 REASSEMBLY  (cont) b. Inner clutch Install  and Lubricate oil seal with OE10 (refer to (cont) piston seal (11) size current lubrication order). To size seal, rotate clutch piston while holding a round object against new seal as shown. Rotate clutch piston until seal is flush with outer diameter of clutch piston NOTE Seals must be sized before installing clutch piston into drum and plug. CAUTION 20 Use care to not damage inner and outer seals. Forward  shaft a. Clutch piston (9) Install drum  and b. Five piston return Position Install  first  piston  return  spring  with plug  assem- springs (8) bly  (12) curved side up, then alternate the remaining  piston  return  springs c. Piston return Position spring spacer (7) d. Retaining ring (6) Position 4-226      Change  1