brand

CRAFTSMAN

CRAFTSMAN is a leading manufacturer of durable, reliable power tools designed for both DIY enthusiasts and professional users. Known for quality construction and practical features, CRAFTSMAN tools support a wide range of home improvement and construction tasks.

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Cmcb204

Common symptoms

Two known-good compatible tools give no response with the charged pack.
Temperature delay persists after pack and charger stabilize indoors.
Stored alone, the pack loses substantial charge without use.
The pack overheats or repeatedly triggers thermal shutdown during a verified light task after starting cool.
The pack will not slide fully, latch securely, or release normally.
The cool, fully charged pack starts a verified tool, then shuts it off during a brief no-load or light-load test.
Pressing and holding the state-of-charge button produces no LED indication at room temperature.
A contact is pitted, loose, melted, discolored, or arcs in use.
A powered compatible charger shows no response to the seated pack.
Tool output is much lower with this pack than with a known-good pack.
Gauge LEDs jump or disagree sharply with charge state and runtime.

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Common symptoms