Testing Furnace Gas Valve

Turn the gas off.

Testing furnace gas valve.

A solenoid valve that is filled with drudge might fail to open. A simple measurement will tell you if your valve is bad or another part keeping voltage from the. Set the thermostat or the device s controller slightly above the current room temperature. Turn off the gas feed line valve to the dryer.

Videos you watch may be added to the tv s watch history and influence tv recommendations. Then screw in your manometer. How to check the furnace gas valve with a multimeter step 1. There should not be a flame up there if the valve is working correctly.

The ratings listed must align with the pressure rating shown on the valve. Some gas valves will have a pressure tap on both sides while some only have one on the furnace manifold side. If playback doesn t begin shortly try restarting your device. Locate the hot surface igniter and look for a spark or glow there.

Turn off the gas supply valve to your appliance to test whether your valve is capable of shutting down properly. Locate the gas valve. Disassemble the valve and clean it out with a brush or rag. Locate the front lower access panel to the appliance.

Turn the gas back on. This one covers a simple way to find out if the gas valve is being energized on the newer gas furnaces. Turn off the furnace at the wall control. Great video troubleshooting this goodman furnace gas valve.

This video is part of the heating and cooling series. Unplug the appliance from the wall outlet. Locate the pressure tap on the gas valve and unscrew the plug. Take out the bolts in the service panel on the side of the furnace using a nut driver.

Turn on the furnace and start it. This valve is usually found in the wall line leading to the dryer and is shut off by turning the handle perpendicular to the gas line. If this doesn t work read the nameplate mopd rating. Pull the wires off.

Lastly a low voltage can be the problem for its failure to open.