Heating

Brand

Navien

Navien

List all brands

Type:

CH-240 ASME

CH-240 ASME

Error code:

E016
List all errors

Error code: E016

Cause of error code E016

Overheating of heat exchanger

Solution for error code E016

Turn OFF the system for at least 30 minutes then restart
Clean the DHW cold water filter
Check the heat exchanger; remove and clean with a cleaning solution

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