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Manuals

Symptoms

With the bit removed, the driver makes continuous abnormal grinding, knocking, or scraping.
The motor can be heard, but the front output remains still in both directions with the bit removed.
The trigger returns normally and power drops, but the anvil repeatedly coasts instead of stopping promptly.
墊轉動時出現異常驅動接觸聲
With no fastener load, the bare or correctly fitted output sounds harsh, binds, knocks, or shakes abnormally.
The direction lever will not reach forward, reverse, or center lock, or the selected position does not hold.
THE BATTERY WILL NOT SEAT, LATCH, RELEASE, OR STAY SECURE
A straight bit traces a visible circle at no load instead of rotating on a stable centerline.
WORKLIGHT COMES ON, BUT THE MOTOR WILL NOT START
A straight bit or socket visibly orbits, shakes, or runs off-center during a brief no-load test.
After trigger release, the bit or square drive coasts noticeably longer than normal before stopping.
Trigger binds, fails to return, changes speed erratically, or does not stop the drive.
Tool rotates, but a seated fastener gets little torque or no normal impact pulse.
Prosty bit pozostaje zaciskany, ale obraca się poza środek lub korpus uchwytu ma widoczne luzy.
A correct-looking bit will not enter fully or can be pulled out after the collar is released.
Chuck clicks while tightening
The battery will not slide fully into the handle, lock in place, stay retained, or release normally.
The cool tool starts, then stops during a brief no-load test or light fastening task before heat builds.
Smoke, flame, severe arcing, liquid, battery damage, melted contacts, exposed parts, or cracked structure.
BATTERY WILL NOT CHARGE

Failure Modes

part