TM  10-3930-643-34 GENERAL  SUPPORT  TRANSMISSION  MAINTENANCE.  (cont) 15-5. Second and Third Gear Assembly. (Sheet 9 of 17) CLEANING/INSPECTION   (cont) 39. Inspect clutch plates for wear, burning or warping. Replace,  if necessary. 40. Inspect pistons (29 and 33) and relief orifices to make certain they are open. 41. Inspect all bearings and races for pits or spalled areas. Replace, if necessary. 42. Inspect ASSEMBLY 43. Install 44. Using a all other parts. two balls (43). plastic  hammer,  install  two pins (42) on shaft (39). 45. Using a 3/16” socket head screw key, install setscrew (41) on shaft (39). 46. Heat cylinder (38) to 275 degrees F. 47. With chamfer bore of cylinder (38), facing splined end of shaft (39), aline oil holes of shaft (39) with oil holes in cylinder (38). 48. Using insulated gloves, lower hot cylinder (38) onto shaft (39). Hot cylinder  (38)  will  position itself correctly on shaft (39). Go to sheet 10 15-64