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Troubleshooting Section
If your Chain Saw does not operate correctly check the following:
Problem
Possible Cause Possible Solution
• Tool will not
start.
• Unit will not
charge.
• Bar / chain
overheated.
• Battery not
installed properly.
• Battery not
charged.
• Lock-out button not
actuated.
• Battery not
inserted into
charger.
• Chain too tight.
• Lubrication
needed.
• Check battery installation.
• Check battery charging
requirements.
• Push lock off
button/actuate trigger.
• Insert battery into charger
until green LED appears.
Charge up to 9 hours if
battery totally drained.
• Refer to “adjusting chain
tension” section.
• Refer to “chain oiling”
section.
• Chain is loose.
• Poor cut
quality.
• Chain tension set
incorrectly.
• Chain tension set
incorrectly.
• Chain needs
replacement.
• Refer to “adjusting chain
tension” section.
• Refer to “adjusting chain
tension” section.
Note: Excessive tension
leads to excessive wear
and reduction in life of bar
& chain. Lubricate before
each cut.
Refer to “replacing the
chain” section.
• Unit runs but
does not cut.
• Chain installed
backwards.
• Refer to sections for
installing and removing
chain.
• Oil is not
getting to
chain.
• Sawdust / debris is
accumulated under
sprocket cover.
• Remove battery, remove
sprocket cover. Clean out
accumulated sawdust / debris.
90560838 ccs818 chain saw.qxd: chainsaw booklet new 2/12/10 10:07 AM Page 16