DeWalt DCK379D2 Instruction Manual page 95

Problem Possible Cause
Unit will not start. Battery not installed.
Battery is not charged.
Battery or power tool is overheated.
Switch is damaged.
Troubleshooting Guide
Possible solution
Install battery in tool handle.
Place battery on charger and install a fully charged battery pack in tool.
Allow battery and/or tool to cool after extended use or replace
overheated battery pack with a cool one.
Have switch replaced at an authorized service center.
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