A o smith flammable vapor sensor lockout reset. SMITH - FVIR INTELLI-VENT TRO...

A o smith flammable vapor sensor lockout reset. SMITH - FVIR INTELLI-VENT TROUBLESHOOTING CHART LED STATUS PROBLEM SOLUTION The self diagnostic test has 1 Turn off power to the water heater. Nov 1, 2023 · The flammable vapor sensor is actually a passive device on your AO Smith water heater, but it works in a very important way when called to the task. The Natural Gas valve is a Honeywell and I am getting 7 flashes on the LED which is a FVS Lockout . Nov 22, 2025 · Flammable vapor sensor locked out? Learn the critical safety steps, diagnose the source of the vapors, and safely reset your appliance. If your water heater is giving a error for Flammable Vapor Sensor then keep reading and watch this video! Fortunately this error code can be reset and hot water can be restored in less than Jul 5, 2010 · For those of us with the AO Smith with the Honeywell gas valve with the dial thermostat you also have to reset the fault. No problems prior to this. Sep 4, 2025 · Dealing with a malfunctioning flammable vapor sensor (FVS) on your AO Smith water heater can be frustrating. If levels get too high, the unit enters a water heater lockout to prevent a potential ignition. Ensure all FV detected the flammable vapor sensor wiring, the ignitor assembly plug, and the sensor is either open or shorted. Have an error code flammable vapor sensor lockout for a Rheem model xg50t12dm40u0. sks xjmpy gal ujznib gtqld ezd vrdbuo hxvpvr amzeux anch