16
Troubleshooting
Battery does not appear to accept charge
when battery is plugged into the charger.
Charger gets hot, makes excessively loud
noise, or smokes during charging cycle.
Charger cord or wall plug gets hot.
Inoperative indicator lights on charger, or
defective charger.
Battery damaged or cycle life exhausted.
Damaged charger.
Try battery in tool after a full charge cycle.
If tools indicator light is red, charger not
working properly. Replace charger, or
monitor charging time to ensure battery has
adequate time for recharging. It is normal
for battery to feel warm after properly
charging.
Replace battery.
Discontinue use immediately and unplug
from power source. Replace charger and
tag or dispose of charger to prevent
accidental re-use or connection to power
source.
Preparing Tool for Operation - Battery/Charger Problems
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Normal Stage of Operation
Fan does not run - tool indicator light is
blinking red or solid red.
Fan does not run, or runs slower than
normal - tool indicator light is solid red.
Battery is not charged.
Battery terminals are oily, dirty, or corroded.
Battery is discharged.
Charge battery.
Clean battery terminals with soft cloth.
Charge battery.
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Work-contacting element does not depress
fully - tool does not operate.
Tool will not cycle - fan runs, indicator light
is solid green.
Work-contacting element is bent, or build-up of
debris on the nose restricts operation.
Fuel Cartridge empty or past “Best Use Before” date
stamped on the bottom.
Spark plug is dirty.
No spark is generated.
Remove and inspect lower probe. Clean the
nose. Repair or replace lower probe as
required.
Replace fuel cartridge.
Clean tool cylinder head.
Return tool to authorized
Duo-Fast
®
dealer for
service.
