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型号

症状

The direction lever will not reach forward, reverse, or center lock, or the selected position does not hold.
Tool rotates, but a seated fastener gets little torque or no normal impact pulse.
360度除尘口卡住或松动，或兼容的软管/接头无法保持连接。
The external structure is visibly cracked, loose, crushed, melted, or missing material even if the saw still runs.
The trigger returns normally and power drops, but the anvil repeatedly coasts instead of stopping promptly.
THE BATTERY WILL NOT SEAT, LATCH, RELEASE, OR STAY SECURE
The motor can be heard, but the front output remains still in both directions with the bit removed.
Spoušť se plně nevrací ven, nebo motor/kotouč běží i po uvolnění spouště.
Trigger binds, fails to return, changes speed erratically, or does not stop the drive.
After trigger release, the bit or square drive coasts noticeably longer than normal before stopping.
With no fastener load, the bare or correctly fitted output sounds harsh, binds, knocks, or shakes abnormally.
A straight bit or socket visibly orbits, shakes, or runs off-center during a brief no-load test.
A seated battery shows no charge response, or charge never reaches a usable full state.
The cool tool starts, then stops during a brief no-load test or light fastening task before heat builds.
battery无法完全滑入手柄、锁定、保持或正常释放。
Tool or battery becomes abnormally hot, smells hot, or repeats heat shutdown after light use.
The bar is bent or cracked, chain links or cutters are broken, or the guide-bar scabbard is split, missing, or will not stay on.
工作灯亮起但Motor和锯片不启动
WORKLIGHT COMES ON, BUT THE MOTOR WILL NOT START
A straight bit traces a visible circle at no load instead of rotating on a stable centerline.

故障模式

part