Flip the light switch on the side of your furnace.
Furnace gas valve on off c.
When the building reaches the desired temperature a separate signal causes the gas valve to close.
Gas valve troubleshooting gas valves used in a modern state of the art residential gas furnaces are typically controlled via a state of the art electronic ignition control or a printed circuit board.
Even gas furnaces use electricity to power the fan and motor.
This is a real time look at how i m keeping warm until the new gas valve comes.
Sorry about the poor camera work.
Turning off your gas.
Look on the exterior sides of your furnace for a light switch.
Most home wide projects will require an entirely gas free home.
I missed the money s.
Almost every furnace has an electrical component.
Start by shutting off your furnace s electrical components.
Other types of gas valves include the standing pilot gas valve.
You can shut off gas to specific parts of your home with the local valves.
Fixing a gas furnace.
A gas chain valve system requires the homeowner to manually turn a valve handle in order to open or close the flow of gas to the furnace.
A solenoid valve opens only when the furnace calls for heat.
Testing with a multimeter lets you know the valve works.
Smaller appliance specific jobs only need a localized gas shutoff.
For example if the temperature in your house falls below the setting on the thermostat such as 68 degrees fahrenheit the gas valve opens to activate the furnace and produce more heat.