Rinnai Error Code d3

Fault Code d3: Airflow Mismatch

Rinnai Fault Code d3

Fault: Airflow Mismatch

Applies to: Rinnai Indoor Gas Heater

Your Rinnai gas heaters are fitted with self diagnostics electronics. When a fault occurs, the heater will shut down and the fault with a pair of digits will be displayed on the display screen.
SKU: 428-2-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-2-3-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1 Category: Tag: