Page 784 - Foton Workshop Manual - Sauvana

17B-6 LUBRICATION - ENGINE OIL

(b). Odor examination.
• Pull out the oil dipstick and smell the
odor of engine oil. The engine oil shall
be slightly sweet-scented, without
peculiar odor. Any engine oil with high
smell irritation or peculiar odor is of
deteriorated or poor quality engine oil
and must be immediately replaced.
NOTICE:
• If a clear fuel odor (stinking odor) can be
smelled, it indicates that the engine oil is mixed
with fuel and it’s necessary to check for the
cause of fuel leakage.
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• To smell the engine oil, do not put your nose too
close to the engine oil. Smell for a while and do
not smell the engine oil for a long time.

(c). Twisting examination.
• Get a few of engine oil and twist on
fingers. If a viscous feeling can be felt,
with threading symptom, during the
twisting, it indicates that the engine oil
is not deteriorated and can be used
further. Otherwise, the engine oil shall be
replaced.
NOTICE:
After the examination, immediately wipe away the
engine oil from your fingers.

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(d). Pouring examination.
• Pour a few of engine oil from the oil sump
into one container and then pour the
engine oil slowly from the container and
observe the luster and viscosity of the
engine oil. If the engine oil can maintain
thin and uniform, it indicates that the
engine oil is free of impurity and can be
used further for a period. Otherwise, the
engine oil shall be replaced.

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Page 784