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DeWalt DW997 Troubleshooting
DeWalt 1/2" 18V cordless drill
Drill Will Not Turn On ¶
Your drill will not turn on or rotate when the trigger is pressed.
Faulty Battery ¶
Check if battery is charged by plugging it into the charger pack. If a red light turns on, the battery is not charged. If the light does not turn on, it could be a faulty battery. Check to see if the battery clicks when put in the drill. Make sure battery ports are free of corrosion or damage. If still no charge, replace using this guide.
Faulty Charger ¶
Check for power light when charger is plugged in. Make sure that the outlet is functional. If battery still does not charge, replace the charger.
Drill Only Runs at One Speed ¶
The drill will spin at one constant speed regardless if you change the position of the speed switch.
Low Battery Power ¶
Check battery charge by placing it in the charger. A green light means the battery is charged while a red light means it is drained.
Switch Will Not Change Speed ¶
Check switch functionality. If the switch moves but there is no speed change or the switch is stuck, replace switch using this guide.
Stuck Reverse/Forward Switch ¶
The drill will not change rotational direction when you move the forward/reverse switch.
Drill Will Not Change Rotational Direction. ¶
If the switch is jammed or broken, replace it using this guide.
Drill Emits Burning Smell ¶
The drill emits an electrical fire smell or smoke when it is being used.
Obstructed Vents ¶
Check for debris in the vents that could be creating friction and heat. If any is present, clean out as much as possible while the drill is off. If needed, disassemble the drill using this guide.
Worn Out Carbon Brushes ¶
Look inside vents, if there is sparking, carbon brushes are functional. No sparks mean worn out carbon brushes. If no sparks visible, replace carbon brushes using this guide.
Jammed Drill Bit ¶
You cannot insert or remove a bit from the chuck, it will not tighten/loosen up.
Damaged Chuck ¶
Check chuck for cracks or dents. If there is visible damage, disassemble and repair using this guide.