F05
State Control Board Internal Error (Electric)

State electric water heater displays F05; control may be unresponsive.

Advertisements

Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Advertisements

Possible Causes

Failed electronic control, Power surge, Moisture intrusion

How to Fix / Troubleshooting

Safety: Turn off power at the breaker.

  • Inspect control compartment: Look for signs of water leaks from plumbing above. Repair leaks before replacing electronics.
  • Power cycle: After ensuring the area is dry, restore power and see if F05 clears.
  • Replace control: If the error persists, replace the electronic control board with the correct State part.
Advertisements

Repair Difficulty

Medium 3/5

Required Part

Electronic Control Board
Check Price on Amazon

We may earn a commission from links on this page.

Advertisements