543
Thermo King
Warning

Battery Charger Internal Short

An internal short circuit has been detected within the battery charger component.

Possible causes

  • Internal charger electronic component failure
  • Water or moisture ingress into the charger
  • AC line surge damage
  • Internal capacitor degradation

Recommended actions

  • Disconnect charger and check for burnt smell
  • Inspect charger for signs of moisture or corrosion
  • Measure resistance across input/output terminals (unit powered off)
  • Replace the battery charger

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