Komatsu SK820-5 turbo, Operation & Maintenance Manual

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FUEL, COOLANT AND LUBRICANTS
160
IMPORTANT
q
When the diesel oil sulphur content is less than 0.5%, change the engine oil according to the periodic
maintenance intervals indicated in the operation and maintenance manual. If the diesel oil sulphur con-
tent exceeds 0.5%, change the engine oil according to the following table:
q
When starting the engine at temperatures below 0ºC, use engine oil SAE 10W, 10W-30, 5W-30, even if during
the day the temperature increases by 10ºC.
q
Use engine oil with CD classification; if oil with CC classification is used, reduce the engine oil change interval by
a half.
q
Use Komatsu genuine products whose characteristics have been specifically formulated and approved for use in
the engine, in the equipment hydraulic circuit, in the reduction gears and in the transmission.
First filling quantity : total quantity of oil, including the oil for the components and pipes.
Oil change quantity : quantity of oil necessary to fill the system or unit during the normal inspection and mainte-
nance operations.
ASTM: American Society of Testing and Materials
SAE: Society of Automotive Engineers
API: American Petroleum Institute
Sulphur content Engine oil change interval
da 0.5 a 1.0%
oltre 1.0% 1/2 of regular interval
1/4 of regular interval