Owner's Manual

MAINSHAFT AND GEARS
MT-109
[RS6F51H]
D
E
F
G
H
I
J
K
L
M
A
B
MT
9. Remove the 3rd main gear, 2nd main gear, 2nd gear needle
bearing, 2nd bushing, 1st-2nd synchronizer assembly, 1st main
gear, reverse main gear, 1st gear needle bearing, and 1st bush-
ing simultaneously using Tool as shown.
INSPECTION AFTER DISASSEMBLY
Mainshaft and Gears
Check the items listed as shown. If necessary, replace them with
new ones.
● Damage, peeling, dent, uneven wear, bending, and other non-
standard conditions of the mainshaft.
● Excessive wear, damage, peeling, and other non-standard con-
ditions of the mainshaft gears.
Synchronizer
Check the items listed as shown. If necessary, replace them with
new ones.
● Damage, unusual wear on contact surfaces of coupling sleeve,
synchronizer hub, and shifting insert.
● Coupling sleeve and synchronizer hub must move smoothly as
shown.
● If any cracks, damage, or excessive wear is found on the cam
face of baulk ring or working face of the insert, replace it.
SCIA1045E
SMT640A
SMT387A
SMT867D