Removet the 4 bolts holding part 3 on to change the seal.
1. Remove interlock check plug, spring and detent ball. Remove interlock stopper. Interlock
stopper assembly MUST be disassembled before removal to prevent detent ball from falling
into case. Remove control housing check ball and spring. See Fig. 1.
2. Using a punch, remove retaining roll pin from shifting arm. Remove rear extension housing
from main case. Remove bearing retainer. Remove shift rod snap ring and stopper ring.
Remove front bearing snap ring. Separate and remove intermediate plate from transmission
case. See Fig. 1.
3. Install Mounting Adapter Plate (ST23810001) to intermediate plate and mount assembly in
vise. Remove overdrive/reverse fork rod. Remove retaining roll pin from shift lever. Remove
shift rod, lever and interlock. Remove 1st/2nd, 3rd/4th and reverse shift forks. Remove
retaining roll pin from overdrive shift fork. Remove overdrive shift rod with shift fork. See
4. Measure thrust clearance of each gear. See Fig. 8. See MAINSHAFT & COUNTERSHAFT
GEAR THRUST CLEARANCES table. If thrust clearance is not within specification, check
condition of gear, bushings, washers, shaft and synchro hub for wear or damage during
Images (click to enlarge)
Monday, March 14th, 2011 AT 6:45 PM