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Heating  Heating

Brand

AO Smith AO Smith List all brands

Type:

ATI-540H-N Outdoor (T-H3-OS) view ATI-540H-N Outdoor (T-H3-OS) List all types

Error code:

441
List all errors


Error code: 441

Cause of error code 441

Flow sensor failure (Easy-Link System only)

Solution for error code 441

• Check for connection/breakage of wires and/or debris on the flow sensor impeller (Part #402).


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