Rinnai water heater 72: what it means and when to call a pro · Italy
Severity: Stop nowRinnai water heater error 72. The flame went out during operation, or the flame sensor signal is faulty.
Meaning
The flame went out during operation, or the flame sensor signal is faulty.
Severity
Stop now
Stop. Switch it off and call a pro
Steps are not shown for this code because no qualified person has reviewed them yet. What is safe: switch it off, follow the Do not list and call a pro.
Do not
- Do not open the casing or touch parts inside. Rinnai warns that parts inside the water heater carry live electricity.
Source
The repair: Water heater repair
Prices for repairs in Italy are in EUR.
Other Rinnai codes
- Rinnai 10 The flue gas temperature is too high, or the flue or air supply is faulty or blocked.
- Rinnai 11 The water heater failed to ignite (no flame was detected) and has locked out.
- Rinnai 12 The flame went out during operation, or the flame sensor signal is faulty.
- Rinnai 16 The water heater overheated and the safety thermostat cut it out.
- Rinnai 32 The hot water temperature sensor is faulty or disconnected.
Brands in our catalog for water heater: Navien, Rinnai. The same code on another brand is not in the catalog yet, and we do not guess what it means.