TM 10-3930-669-20 7-21.  TRANSMISSION CONTROL SWITCH REPLACEMENT (CONT). (4) Install  transmission  shift  lever  (6)  with  rubber boot (7) on steering shaft (8). (5) Position transmission shift lever (6) in reverse. NOTE Reverse and forward switch adjustments are similar. Reverse switch is shown. (6) Loosen  lock  nut  (12)  and  screw  (13)  on  switch (11) and mounting plate (14). (7) Move switch (11) toward transmission shift lever (6) until a click is heard in switch (11).  Tighten lock nut (12). (8) Position  transmission  shift  lever  (6)  in  neutral. 7-48