Flame Vapor Sensor

Certain rheem water gas water heater models feature electronic controls with a flammable vapor sensor installed on the bottom portion of the water heater unit.

Flame vapor sensor.

This sensor uses the infrared flame flash method which allows the sensor to work through a coating of oil dust water vapor otherwise ice. When the sensor becomes blocked with debris the heater will not work properly. If you have a gas leak you certainly don t want to have an open flame feeding off that fuel. It includes four pins which include the following.

This is a safety mechanism. The blinking status indicator showed 7 blinks which decodes to flammable vapor sensor lockout. The pin configuration of this sensor is shown below. Only 3 left in stock order soon.

A flame sensor detects heat coming from the burners. Bradford white oem flammable vapor sensor 239 45560 00 water heater replacement part 2394556000 4 5 out of 5 stars 22. 25vs ge oem upgraded replacement flammable vapor sensor. The only way i can get the gas valve to come back on is if the flammable vapor sensor reports there are no flammable vapors.

Cleaning the flame sensor is basic maintenance that will improve the. When this module works with a microcontroller unit then the pins are. The downside of the sensor is that it can be trigger by other fumes in the vicinity such as paint fumes. A burner with no flame may release gas into the air.

The fvs is a relatively newer ish invention that consists of a silicone type sensor that detects flammable vapors outside of the hot water tank. This sensor is designed to shut off your water heater system to prevent fires in case flammable vapors are present within the area. It will shut down the unit even if it is producing heat. The sensor is designed to detect the presence of a specific concentration of.

After scouring the internet i found this sensor on amazon and we were able to determine that rheem richmond are essentially manufactured by the same company. The problem is not with the flame sensor it s the flammable vapor sensor the safety sensor that prevent ignition if flammable vapors are detected.