5. Testing oil leakage from travel motor
1) Remove the travel motor cover.
2) Run the engine, lock the travel mecha-
nism, and stop the engine.
k Put pin [1] between the sprocket
and track frame to lock the travel
mechanism securely.
3) Disconnect drain hose (5) of the travel
motor and block the hose side with a plug.
a Use the following part to block the
hose side.
07376-70422 (Plug #04)
4) Run the engine at high idle, relieve the
travel circuit, and test the oil leakage.
k Before operating the travel lever,
check the position and locking
direction of the locked sprocket
again.
k Wrong operation of the lever can
cause an accident. Accordingly,
make signs and checks securely.
a Start testing the oil leakage 30 sec-
onds after relieving is started and test
for 1 minute.
a Test several times, moving the motor
a little (changing the position of the
valve plate and cylinder and that of
the cylinder and piston) each time.
5) After finishing test, return the removed
parts.
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