12-116
140-3 SERIES
TROUBLESHOOTING S-8
S-8 Oil consumption is excessive (or exhaust smoke is blue)
General causes why oil consumption is excessive
• Abnormal combustion of oil
• The engine has been run at low or high idling for a
long time continuously (more than 20 minutes con-
tinuous operation is not allowed).
• External leakage of oil
• Wear of lubrication system
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