The reading will be imprecise if
check oil level immediately after
stopping machine. Make sure to cool
down the engine oil at least 15
minutes before inspection.
Note: The excavator departed from factory has been filled with “★” marked engine
oil.
Engine oil specification:
Be sure engine oil being used must meet following criterion or classification.
API classification CD (or higher)….
ACEA classification E3, E4, E5.
JASO classification DH-1
The other technical requirement for engine.
Replace engine oil, when value TBN drops to 1.0(mgKOH/g),
Engine oil viscosity :
Refer to viscosity fig below for proper engine oil of SAE during different ambient temperature.
Check engine oil level
1) Park the excavator on a level ground.
2) Take out dipstick, wipe the oil with clean cloth, and insert dipstick into engine again.
3) Take out dipstick again, the oil level must lie between MAX and MIN marks.
4) Fill engine oil through filler filter if necessary. Make sure to use recommended oil.
Replace engine oil
The engine oil and oil filter must be replaced after the first 50 hours’ operation.
After first replacement, please carry out replacement as per <YANMAR operation and
maintenance manual>.
In order to get correct value, check
oil level before starting engine
everyday and make sure to park the
excavator on level ground.
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