What is an FV sensor on a water heater?

Hear this out loudPauseFV Sensors are safety devices on select models of water heaters, which cause a soft lockout (a.k.a. the unit shuts down) when flammable vapors are detected near the unit, to prevent the possibility of their ignition.

How do you test a vapor sensor?

Hear this out loudPauseUsing a multimeter to check resistance, remove the sensor from its bracket on the base ring of the water heater and disconnect both wires to the sensor. 2. Take a resistance reading between the two wiring terminals of the FV sensor and note the resistance value.

How to reset flammable vapor sensor on water heater?

Reset the control by unplugging the blower, leave unplugged for at least 5 seconds. 2. plug back in and within 30 seconds cycle temp control from hot to low 6 times. Robertshaw Gas Valve: 1. Turn the manual lever on the Control Gas Valve counter clockwise until it snaps to the “on” position.

Can a whirlpool hot water heater be reset?

Hello Pearl, I was hoping you could help me reset a Whirlpool hot water heater after the FV sensor got tripped. I have gone out & bought a new … read more

Where is the FV sensor on my hot water tank?

Please ensure your basement/mechanical room is well ventilated during this process. Use at own risk. -Locate the FV sensor at the bottom of the tank located inside grey plastic clip box. -Turn power off to hot water tank.

How do I reset the valve on my water heater?

Press left and right temperature adjustment keys in the following sequence: Left Right Left, Left, Right Left Right, Right. 4. If the error code is reset, all the lights will come on. The valve is now reset. 1. Reset is accomplished by first, turning off power to the water heater for 10 seconds. 2. Restore power to the water heater. 3.

Reset the control by unplugging the blower, leave unplugged for at least 5 seconds. 2. plug back in and within 30 seconds cycle temp control from hot to low 6 times. Robertshaw Gas Valve: 1. Turn the manual lever on the Control Gas Valve counter clockwise until it snaps to the “on” position.

Hello Pearl, I was hoping you could help me reset a Whirlpool hot water heater after the FV sensor got tripped. I have gone out & bought a new … read more

Where is the reset button on a gas water heater?

Turn the water heater’s gas valve switch to the “OFF” position, wait for a few seconds and then flip the switch to the “ON” position to reset the system. The water heater’s gas valve is located near the bottom of the unit and connects to your home’s natural gas line.

Please ensure your basement/mechanical room is well ventilated during this process. Use at own risk. -Locate the FV sensor at the bottom of the tank located inside grey plastic clip box. -Turn power off to hot water tank.