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Oil leakage of the fork shaft
of the clutch
Malfunction of O-shaped ring
Replace with O-shaped ring
∮
1.2×1.8
Oil leakage of the shift shaft Malfunction of O-shaped ring
Replace with O-shaped ring
∮
1.2×1.8
Oil leakage of the flange
connection
The bolts are loose there
Screw the bolts tight
The vulcanized paper board is damaged there Replace
Leakage of the gear-box
body
The gear-box body has tiny hidden holes
Re-welding or brush base paint to stop
the leaking
Ⅳ. Troubleshooting of Traveling Mechanism
Table 8
Symptom
Cause
Terms of settlement
Too much noise from the
gear
Excess abrasion or error
repairing of the gear
Re-fix and re-adjust or replace
the gear
Gears are blocked to
standstill when running
Error fixing
Re-fix
Overheating
No enough lubricant in the box
Re-fill oil according to the
request
The lateral clearance of gear is
too small
Re-fix
The axial clearance is too small Re-adjust
Oil leakage of the gear-
box connection
The connection bolt there is
loose
Screw the bolt tight
The seal gasket there is
damaged
Replace with lip-shaped oil seal
B45628
The oil leakage of the
output shaft casing
The lip-shaped oil seal there is
damaged
Replace with lip-shaped oil seal
B45628
Serious oil leakage of the
hexagonal hole in the
output shaft casing
The shaft casing there is
broken
Replace
Oil leakage of oil hole
The O-shaped ring there is
damaged
Replace with O-shaped ring
∮
10×1.8
The bolts are loose
Screw the bolts tight
Leakage of the Traveling
box body
The Traveling box body has
tiny hidden holes
Re-welding or brush base paint
to stop the leaking
