Change Transmission Oil; Clean Transmission Strainer - Hitachi ZW 120-6 Operator's Manual

Change Transmission Oil

--- every 1000 hours (250 hours at first time only)

Clean Transmission Strainer

---every 1000 hours
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WARNING:
 Unexpected movement of the machine may cause a
serious accident. When parking the machine, place
F-N-R lever (1) in neutral and neutral lever lock (3)
in the lock ( ) position. Then, apply parking brake
switch (2) and stop the engine.
 Before changing oil, install articulation lock bar (4)
to securely hold the front and rear frames to avoid
an accident due to unexpected machine movement.
Avoid accidents due to unexpected movement of the
machine.
IMPORTANT: Do not use transmission oils other than
those listed in the "Brand Names of Recommended
Transmission Oil".
1. Operate the machine until the transmission oil is heated
to the appropriate temperature.
2. Park the machine following the same procedures as
described on page 7-7 for preparation of inspection/
maintenance work.
3. Install articulation lock bar (4) to the front and rear of the
frame by following the procedures described on page
7-9.
IMPORTANT: The machine is equipped with a
turbocharged engine. Perform cool down operation
before stopping the engine. Failure to do so may cause
the lubricant on the turbocharger bearing surfaces
to desiccate due to the intense heat present inside
the turbocharger, possibly causing damage to the
turbocharger.
4. Turn the key switch OFF to stop the engine. Leave the
machine untouched for 10 minutes.
MAINTENANCE
1
7-32
2 3
4
MNDB-01-001
MNSC-01-018