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Errors


Boiler type AWR245

Error code dh OFF

Cause:

 

Burners and Circulator Off 

Solution:

 

• Thermostat/s not calling for heat
• Loose connection in thermostat, zone valve end switch, or zone panel wiring. • Thermostat, zone valve, or zone panel miswired
• Defective thermostat, zone valve, or zone panel