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Fixing a 21V Drill Battery That Won’t Power On
Автор: DIY Recellix
Загружено: 2025-11-20
Просмотров: 290
Описание:
In this video, I show you how to fix a 21V cordless drill battery that won’t power on. If your drill suddenly stops working, doesn’t hold power, or shows no signs of life, this step-by-step guide will help you diagnose the problem and repair it at home.
You’ll learn how to:
Check the battery voltage
Identify dead or weak cells
Repair or replace faulty battery cells
Restore power to your 21V drill battery safely
This method works for most 21V cordless drill brands, including generic models.
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