Main Shaft Disassembly
Main Shaft DisassemblyReference: Manual Transmission Assembly Dismounting and Remounting: H27 Engine Model
Reference: Manual Transmission Unit Disassembly: H27 Engine Model
1) Remove circlip (1) from main shaft (2) using flat head screwdrivers or the like.
2) Pull out 5th gear (1), main shaft bearing (2), low gear thrust washer (3) and low gear (4) with bearing puller (5) and hydraulic press (6).
3) Remove low gear synchronizer inner ring (1), synchronizer cone ring (2), synchronizer outer ring (3), pin (4), needle bearing (5) and spacer (6).
4) Remove circlip (9) and pull out 2nd gear (2), needle bearing (5), 2nd gear synchronizer outer ring (6), cone ring (7), inner ring (8) and low speed synchronizer sleeve/hub assembly (1) together using puller (3) and hydraulic press (4).
5) Remove circlip (9) from front part of main shaft and pull out 3rd gear (1), needle bearing (8), 3rd gear synchronizer outer ring (5), cone ring (6), inner ring (7) and high speed synchronizer sleeve/hub assembly (2) together using puller (3) and hydraulic press (4).
6) Remove high speed synchronizer sleeve from high speed synchronizer hub (2).
7) Remove keys (1) and springs from high speed synchronizer hub (2) using flat head screwdriver (3) or the like as shown in the figure.
8) Remove low speed synchronizer sleeve/hub in similar manner as steps 6) and 7).