Checkpower supply (Plug another appliance (ie hairdryer) into power point and test. It has error -10F. We operate 24/7, every day of the year and can even be at your door within the hour* when you have a Rinnai error 79. Rinnai Tankless Error Code Troubleshooting. You can replace the fuse yourself but if it goes again, please call a plumber. If no leaks found, wipe out any water inside cabinet, dry off leak sensor, and restart unit. If the problem occurs, you … High Output Delivery of Domestic Hot Water and Central Heating The perfect combination of reliability, technology, and performance in one compact unit. If you wish to troubleshoot the issue yourself, you can check: Inspect the wiring harness. Restart the tankless. If code reappears, replace the flammable vapor sensor and/or PC board. IMPORTANT: Leave the area the water heater is installed in until safety personnel have identified the area as safe and all flammable vapors have been eliminated. Select Rinnai tankless water heaters can provide faster hot water by recirculating the water through your plumbing systems, so hot water is always available whenever you need it. L : $316.47: RINPCD03EWV: PCD03-EWV PIPE COVER ENCLOSURE V65/V75: $329.50: RINFOT153: Rinnai FOT-153 Type C Vent Kit, 15-3/4 – 23 … Beeping may also signal a gas leak. How to Fix: Confirm 4" B-Vent venting materials were properly installed. This tells the system any error codes which appear happened after repairs were made. Like there is no power to it. board will likely need replacing. Remove flame rod to inspect for carbon build-up and if necessary, clean flame rod and replace flame rod gasket. Replace PC board. Check for scale build-up on the heat exchanger and flush if necessary. Will definitely recommend. To temporarily reset the code, press the ON/OFF button 5 times. I turned it off and then on and the beeping stopped about a month ago. Confirm dip switches properly set according to altitude. set 140 degree but still not hot enough? Once 100% sure no flammable vapors are present, turn power and gas back on, and open a hot water tap to fire the unit back up. It is almost 40 below and the code 11 is beeping..I tried shutting off and start up but nothing..my house is freezing.and there is no emergency plumbers on call in my stupid town!! Check fan housing for obstructions. Top Sellers Most Popular Price Low to High Price High to Low Top Rated Products. We also offer cash, cheque, EFTPOS and bank transfers. Check for scale build up on thermistor. Service people who rent these devices actually haven’t a clue how to diagnose the more subtle issues…. If windings open, replace motor. How to Fix: IMPORTANT: Leave the area the water heater is installed in until safety personnel have identified the area as safe and all flammable vapors have been eliminated. Rinnai, Tankless Parts. How to Fix: Confirm unit has power. The beeping may be initiated by a water heater shutoff feature, a flood prevention device. If you were not able to find evidence of water pooling, disconnect the sensor and turn on the system, If the system operates without the sensor in place, the sensor will need to be replaced by a Jim’s plumber. Keeping your showers hot, we install, service and repair all of Rinnai electric, gas and solar hot water solutions. If you get proper voltage and error code remains, replace the PC board. Error Code 12 is prompted when hot water is called for the shower/ bathtub, but not for the lavatory. How to Fix: Assuming gas type and pressure are correct and there is no air in the gas line or other problem with the gas supply, confirm that: there are no loose connections at the PC board, power supply or flame rod, gas solenoid valve doesn't have a short circuit, there is no obstruction in the venting system and gases are correctly venting out. 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