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Errors


Boiler type Enduro TI ETI-1000

Error code F42

Cause:

This error indicates there is an internal fault in the LWCO circuit.

Solution:

- Inspect the ground wires for damage or loose connections.
- Inspect the LWCO wiring for damage and repair as necessary.
- Ensure no high voltage wires are routed in parallel with the LWCO low voltage wiring.
- Replace control.