Komatsu WA480-8, Operation & Maintenance Manual

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METHOD FOR CHECKING OIL LEVEL IN HYDRAULIC TANK, ADDING OIL
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WARNING
• Immediately after the engine is stopped, its parts and oil are still very hot and may cause burn in-
jury. Wait for the temperature to go down, and then start the work.
• When removing the oil filler cap, the oil may spout out. Turn it slowly to release the internal pres-
sure, then remove it carefully.
NOTICE
If the oil is added to above H mark, stop the engine and wait for the hydraulic oil to cool down. Then
drain excessive oil through the drain plug. It may damage the oil circuit and cause the oil to spurt out.
Lower the bucket to the ground and stop the engine. Wait for 5 minutes before checking oil level. Oil level
should be between H and L marks on sight gauge (G).
1.
Check with sight gauge (G).
2.
Loosen the bolt, turn cover (1), and open it.
3.
If the level is below L mark, add through filler port (F).
METHOD FOR CLEANING AIR CONDITIONER FRESH AIR FILTER
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WARNING
When using compressed air, there is a danger that dirt may scatter and cause personal injury. Always
wear protective equipment such as protective eyeglasses and dust mask.
When the air conditioner is used, clean the air conditioner fresh air filter.
Before cleaning the filter, stop the air conditioner.
When replacing the filter, always set the frame lock bar to LOCK position.
MAINTENANCE PROCEDURE MAINTENANCE
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