Hitachi ZW 310-6 Operator's Manual page 356

Wheel loader
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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.
5. Prepare a container of more than 60 L capacity to receive
the drain oil.
f
NOTE: Drain plug (12) is magnetized. If excessive amount
of metal pieces are found adhered to drain plug (12), contact
your authorized dealer.
6. Remove drain plug (12) from the transmission bottom to
drain the oil. Dispose of the drain oil in the proper way.
7. Securely tighten drain plug (12).
f
NOTE:
Do not apply sealant to drain plug (12).
Wrench size: 36 mm (1.42 in)
Tightening torque: 140 N·m (14.3 kgf·m, 103 lbf·ft)
8. Remove bolts (9) (4 used) and disconnect suction tube
(10).
9. Take out and clean strainer (11) in clean oil. Replace
strainer (11) if any abnormality is observed.
10. Install strainer (11) with a new gasket correctly.
Install suction tube (10) with bolts (9) (4 used).
Tightening torque: 90 N·m (9.18 kgf·m, 66 lbf·ft)
MAINTENANCE
7-42
10
12
11
9
90Z7B-7-35-1

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Zw 330-6

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