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Cynthia BrownSep 23, 2025
How to fix Fail 4 on Rinnai Boiler?
- CCheryl StephensSep 23, 2025
To address Fail 4 on your Rinnai Boiler, complete the registration of the WiFi command within 10 minutes.
How to fix Fail 4 on Rinnai Boiler?
To address Fail 4 on your Rinnai Boiler, complete the registration of the WiFi command within 10 minutes.
What to do if I smell gas coming from my Rinnai Boiler?
If you smell gas, immediately stop the Rinnai Boiler and gas supply. Open all windows and doors to ventilate the area. Do not operate any appliances to prevent potential explosions. Contact your gas supplier and regularly inspect the gas pipes and shut-off valve for leaks.
Why does my Rinnai REB-KBI2424FF Boiler have ignition failure?
If your Rinnai Boiler fails to ignite, there are several potential causes: 1. Check if the boiler is properly plugged into an outlet with the correct voltage. 2. Ensure the set temperature on the display is higher than the current temperature. 3. If error code 11 is displayed, turn the boiler off and then on again. 4. Verify that the gas supply valve is open, ensuring gas is available to the boiler.
Why is there no hot water coming from my Rinnai REB-KBI2424FF Boiler?
If there is no hot water from your Rinnai Boiler, consider these possible causes: * Ensure the DHW (Domestic Hot Water) mode is active by pressing the DHW button on the remote control. * Confirm there is a water supply to the boiler and wait for water availability. * Check that the water pressure is not too low, as the boiler requires a minimum flow rate of 2.3 liters per minute to start. * Make sure the cold water supply valve is fully open.
What does error 02 mean on my Rinnai REB-KBI2424FF?
If Error 02 appears on your Rinnai Boiler, which indicates an error in the reset function, press the button CH (or DHW) twice to deactivate and re-activate the function.
What does error 90 mean on my Rinnai Boiler?
If Error 90 appears on your Rinnai Boiler, it indicates an abnormal rotation of the combustion fan. Press the CH button twice to turn off and on the function.
What does error 71 mean on my Rinnai REB-KBI2424FF?
If Error 71 is displayed on your Rinnai Boiler, it indicates a solenoid gas valve failure. Press the CH (or DHW) button twice to turn off and on the function. If the error code remains, contact Rinnai technical assistance.
What does error 72 mean on my Rinnai Boiler?
If Error 72 is displayed on your Rinnai Boiler, it indicates a lack of water. Press the CH (or DHW) button twice to turn off and on the function. If the error code remains, contact Rinnai technical assistance.
What does error 61 mean on my Rinnai REB-KBI2424FF Boiler?
If your Rinnai Boiler displays Error 61, it signals a combustion fan failure. Verify that the exhaust system is not obstructed. Turn the boiler off and on; if the error code persists, contact Rinnai technical assistance.
What does error 16 mean on my Rinnai Boiler?
If your Rinnai Boiler displays Error 16, it indicates CH overheating. Ensure at least one thermostatic valve is open, vent the air in the heating circuit, and clean the return line filter of the CH.
General| Category | Boiler |
|---|---|
| Brand | Rinnai |
| Model | REB-KBI2424FF |
| Fuel Type | Natural Gas |
| Water Connections | 3/4 inch |
| Gas Connection | 1/2 inch |
| Flue Diameter | 60/100 mm |
| Temperature Range | 30 - 80°C |
| Type | Combi Boiler |
| Efficiency | 95% AFUE |
