Troubleshooting - DeWalt DCHT820B Instruction Manual

TROUBLESHOOTING

Problem Solution
Unit will not start. • Check battery installation.
• Check battery charging requirements.
• Check that lock off is fully pushed
down prior to moving main trigger.
Battery won't charge. • Insert battery into charger until red
charging light illuminates. Charge up
to 8 hours if battery is totally drained.
• Plug charger into a working outlet. Refer
to Important Charging Notes for
more details.
• Check current at receptacle by
plugging an appliance.
• Check to see if receptacle is
connected to a light switch which
turns power off when you turn out the
lights.
• Move charger and appliance to a
surrounding air temperature of above
40 °F (4.5 °C) or below 105 °F
(40.5 °C).
Slow running, noisy, • Inspect for nicks and remove
or hot blades.
• Lubricate blades.
• Bring to a D
center to straighten blade, blade
support, or teeth.
• Tighten bolts on the blade.
if possible.
WALT factory service
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