failure mode

FM-03: FM-03 BATTERY WILL NOT CHARGE

FM-03 BATTERY WILL NOT CHARGE

Diagnostic overview

FM-03 BATTERY WILL NOT CHARGE

Likely Root Causes

  • Outlet has no power or is switched off
  • Pack is not fully seated in charger
  • Pack is too hot or too cold to charge
  • Battery or charger contact is faulty
  • Charger cavity contains conductive debris

Quick Checks

  1. Green flashes while charging and stays on when charging is complete.

Repair Preview

1.

This is a preview of the troubleshooting guidance included in the full repair manual.

Related symptoms

  • The charger will not begin or complete charging, or its green light does not behave normally.

    The charger will not begin or complete charging, or its Unplug the charger, remove the pack, and inspect both contact FM-03

Included in the full manual

  • root cause analysis
  • tools needed
  • step-by-step repair procedure
  • diagrams
  • exploded views
  • post-repair checks

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