Rinnai Dynamo Error Codes
Rinnai Avenger Error Codes
Rinnai Enduro Error Codes

These 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. Refer to the following table for probable cause and suggested remedy.

Error Code Probable Cause Suggested Remedy
00 Mains power failure during operation Press the ON/OFF button twice to reset heater.
03 Tilt switch activated Ensure appliance is level & upright. Service required if repeated
10 Oxygen shortage Clean filters. Ventilate room. Service required if repeated.
11 Ignition failure Check gas supply is turned on, turn the heater OFF and then ON again. If the heater fails to ignite after 4 attempts a Service will be required.
12 Incomplete combustion Check gas supply is turned on, turn the heater OFF and then ON again. If the heater fails to ignite after 4 attempts a Service will be required.
13 Combustion control faulty Service required
14 Filter Blockage / Overheat Clean filters. If error continues a service will be required.
16 Room overheat Lower room temp to below 40°C.
18 Thermocouple output error Lacking in gas supply or incorrect gas type or Service required.
31 Room temperature sensor faulty Service required
32 Overheat temperature sensor faulty Service required
33 Overheat temperature sensor faulty Service required
34 Overheat temperature sensor faulty Service required
62 Faulty fan motor Service required
70 ON/OFF switch faulty Service required
71 Solenoids faulty Service required
72 Flame detection circuit fault Service required
73 Communication error Press the ON/OFF button twice to reset heater. Service required if repeated.
Rinnai Econoheat Problems
Rinnai Cosyglow Problems
Problem Probable Cause Suggested Remedy
No ignition or difficult to ignite Incorrect gas pressure / Faulty igniter / Faulty safety device / Insufficient ventilation Service required
Burner goes out Dirty thermocouple / Faulty safety device Service required
Noisy ignition Incorrect gas pressure Service required
Burner does not glow properly Incorrect gas pressure Service required
Flame or sooting from burner Incorrect gas pressure Service required
Strange noises Incorrect gas pressure Service required
Rinnai Granada Problems
Rinnai Titan Problems
Rinnai Graduate Problems
Rinnai Galaxie Problems
Problem Probable Cause Suggested Remedy
Heater won't ignite Gas filter blockage / Air in Hose Service Required
Takes too long to warm the room Gas filter blockage / Faulty Fan Service Required
Smell of gas Gas escape Turn off gas. Service Required