TM10-3930-660-34 7-4. TRANSMISSION ASSEMBLY - REPLACE/REPAIR (Cont’d) 15. CONNECT LEAD (7) TO TRANSMISSION TEMPERATURE SWITCH. 16. CONNECT SHAFTS (3 AND 6) ON TRANSMISSION. a. Apply Loctite #242 on threads of capscrews (4).      Install    rear    propeller    shaft    (6)    and secure  with  four  new  lockwashers  (5)  and four  capscrews  (4).    Torque  capscrews  (4) to 45 lb.  ft. b. Apply Loctite #242 on threads of capscrews (1).      Install   front   propeller   shaft   (3)   and secure  with  four  new  lockwashers  (2)  and four capscrews (1).  Torque capscrews to 45 lb.  ft. 17. ENSURE THAT TRANSMISSION DRAIN PLUG IS IN POSITION. 18. SERVICE TRANSMISSION,  LO10-3930-660-12. CAUTION Do  not  start  engine  until  both  piston  and  tandem  gear pumps are primed.  Failure to follow this instruction may result in damage to pumps. 19. PURGE     AIR     (PRIME)     FROM     PISTON     AND TANDEM GEAR PUMPS,  TM10-3930-660-20. 20. START   ENGINE   AND   ALLOW   TO   RUN   FOR SEVERAL MINUTES,  TM10-3930-660-10. 21. SHUT  ENGINE  DOWN,    CHECK  FLUID  LEVEL AND REFILL AS  NECESSARY,    TM10-3930-660- 10 AND TM10-3930-660-12. 22. INSTALL  TRANSMISSION  COVER,    TM10-3930- 660-20. 7-36