Engine Lacks Output (No Power) - Komatsu 95-2 Series Shop Manual

TROUBLESHOOTING S-6
S-6 Engine lacks output (no power)
General causes why engine lacks output
Insufficient intake of air
Insufficient supply of fuel
Improper condition of fuel injection
Improper fuel used
Lack of output due to overheating
(if non-specified fuel is used, output drops)
*
If there is overheating and insufficient output,
carry out troubleshooting for overheating.
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Causes
When valve clearance ischecked directly, it is found
to
be outside standard value
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When lever is placed at FULL position, it does not contact stopper
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When feed pump is operated, operation is too liaht ortoo heavv
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When fuel cap is inspected directly,
it
is found to be clogged
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95-2
SERIES