TM  10-3930-643-34 GENERAL  SUPPORT  TRANSMISSION  MAINTENANCE. 15-5. Second  and  Third  Gear  Assembly.  (Sheet ASSEMBLY 64. 65. 66. 67. 68. 69. Using  a  plastic  hammer,  install  three pins (36) on second gear side, driving pin down until head of pin just  clears  upper  surface  of retaining  ring  (37). Place housing (40) in third gear side up. an arbor press Before  installing  friction  plates (13 and 14), friction plates must be  soaked  in  transmission  oil  for one hour.   Failure to follow this procedure will result in damage to  the  transmission. Install 12 new wave springs (15) and six plates (14) and seven plates (13) in the following order: One plate (13), two wave springs (15) and one plate (14). Be sure that open ends of new  wave  springs  (15)  have  bend  facing up. Each pair of new wave springs (15) must have opens ends alined with each other. Continue stacking in order until stack is 1 inch from top of housing (40). Insert guide pins at each oil hole slot,  refer  to  illustration. Continue  stacking  plates  and  springs, using  guide  pins  to  properly aline teeth until all have been installed. Final plate to be installed must be seventh plate (13). When properly alined, plate will drop freely into place. 12 of 17) Go to sheet 13 15-67

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