DeWALT DCF840B 20V MAX Brushless 1/4" Impact Driver For Parts/Repair
The flip
- As-is
- $40
- Working value
- $73
- Margin
- +$33
Working value is the median price of active working-condition listings for this item. Estimate, not sold data.
legit-soles
660 sales
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What the seller says
The LED light ring around the chuck has come loose and will not stay properly attached. The drill still powers on and lights up, but the ring piece is detached or failing to hold its position.
Likely faults & repair cost
The stated fault does not map to a single common repair part, so treat this as a parts or board-level unit and confirm the real cost before buying. The common failure points for this kind of item are below for reference. Subtract the relevant one from the $33 margin to gauge the real spread.
Common faults for this model
- Dead battery pack$25 to $60eBayAmazon
- Trigger / switch$10 to $25eBayAmazon
- Chuck$15 to $35eBayAmazon
- Motor brushes$8 to $20eBayAmazon
- Motor / armature$30 to $60eBayAmazon
Repair costs are rough parts estimates, not a diagnosis of this exact unit. Confirm the fault and your repair path before you buy.