| Rinnai error code 11 - No ignition. Check that the gas in the water heater, gas meter or tank is turned on. Make sure the lighter is working. Consult a qualified plumber to determine if the water heater runs on gas and if the lighter works.
Error code 11 Rinnai means that the hot water system does not turn on or is not receiving gas. You can try the following to fix the problem: Check the hot water system for any visible damage or loose parts. Test the gas supply using a gas device such as B. Turn on a hob.
Troubleshooting a Noritz Code 11
- Find the gas valve connected to the Noritz water heater and turn the gas valve counterclockwise until it stops to open it fully.
- Turn off the device by pressing the on / off button. Run hot water from a nearby faucet.
- Turn off the hot water again. This should fix the problem.
With the water heater connected to MC91 or MCC91, you can easily find the latest error codes. Press and hold the ON / OFF button for two seconds and press the UP arrow, the last nine Rinnai error codes will be displayed and flash in sequence.
Rinnai Error Code 12 Troubleshooting Error code 12 indicates that the Rinnai hot water system has a flame failure or low gas flow. Check if the gas on the gas meter or gas bottle is on. Check that the gas in the boiler is on. Make sure there are no obstacles in front of the fireplace.
Rinnai hot water fault code 11 indicates that the continuous flow hot water system is not turning on or receiving gas. You can check that your gas supply is working properly by lighting the gas stove and then turning on the hot water tap.
Press the priority button on the thermostat. The green priority light will light up to indicate that this controller is regulating the temperature and the Rinnai water heater is ready to supply hot water.
After a temporary reset, the controller switches between the target temperature and LC #. After rinsing the water heater, LC code reset procedure: Press and hold both switches (A and B) on the circuit board at the same time for five seconds. The water heater returns to normal operation and the LC number is reset to 0.
Error code 25
Close all water taps. Press the power button twice. Turn the hot water back on and take the test. You may need to try to restore your system several times.
Instantaneous water heaters can vent through the roof or side wall and therefore offer more flexibility and placement options. Traditional tank heating systems require roof ventilation. Instantaneous water heaters use fans to ■■■■ exhaust gases horizontally out of the unit so that the vents can end on the side of a house.
When connecting or disconnecting the power to the waterless water heater, Rinnai recommends using the water heater outlet instead of using the module’s reset function. If you need to use the module’s reset function, insert a small pin into the reset slot (see below).
Water heater service
A water heater may beep to warn of a water leak. The beep can also indicate a gas leak. Little fuel. Some propane water heaters beep when they run out of fuel.
If hot water is needed by opening the shower, washing machine, dishwasher or faucet, cold water flows from the supply line on the underside of the water heater into the Rinnai instant water heater. In Super High Efficiency models, the flame ignites and heats both heat exchangers.
Press and hold FLOW METER ALARM SET until you hear a beep (2 seconds) and [120 ° F / 50 ° C] appears on the display. 3. Set the upper limit of the hot water supply temperature with the UP and DOWN buttons to [125 ° F, 130 ° F, 135 ° F or 140 ° F / 55 ° C or 60 ° C].