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E-4
Safety Precautions
Maintenance
Caution
• At least once a year, unplug the Battery Charger from the wall outlet and
clean any dust that builds up between the prongs of the plug.
Dust built up between the prongs can lead to the danger of fire.
Safety Precautions
DT9721CHGE_E_P01_05.p65 09.7.7, 4:14 PM4