28
Deformation of reverse shaft
Replace reverse shaft
Back-end bolt of reverse shaft is loose
Retighten back-end bolt of reverse shaft
Reverse shaft is loose
Fit between reverse shaft and transmission
box is too loose
Replace
Countershaft or reverse shaft is deformed
or bent
Replace bent shaft
Gear wear is too heavy, which makes
lateral clearance out of tolerance
Replace gear
Too high noise from gear
Fit between countershaft or reverse shaft and
transmission box is too loose
Replace
O-ring of main shaft fails
Replace
Φ
17
×
1.8 O ring
Oil seal of main shaft fails
Replace B25
×
40
×
7 oil seal
Oil leak from back cover of
main shaft
Oil seal seat’s O-ring fails
Replace
Φ
45
×
1.8 O ring
Back-end bolt of reverse shaft is loose
Retighten the bolt
Oil leak from reverse shaft
Reverse shaft’s O ring fails
Replace
Φ
18
×
1.8 O ring
Oil leak from fork shaft
O ring fails
Replace
Φ
11.2
×
2.65 O ring
Oil
leak
from
clutch-operating
lever
assembly
O ring fails
Replace
Φ
11.2
×
2.65 O ring
Oil leak from shift cam
O ring fails
Replace
Φ
11.2
×
2
.
65 O ring
Bolt here is loose
Retighten bolt
Oil leak from conjunction
of flange
Paper gasket here is damaged
Replace damaged gasket
Oil leak from transmission
box wall
Pinholes hidden in the transmission box
wall
Repair by welding or applying base
coat