is filled with inert gas; and an oxygen-containing-gas supply adjusting step of adjusting the supply of the oxygen-containing gas such that combustion gas obtained after the combustion reaction of the start-up fuel and the oxygen-containing gas becomes the inert gas, which contains little oxygen...
In case you see that more than just a tip of the flame is yellow, try to adjust the fuel feeds. But if you still see that the flame is of the wrong color, or if you have problems with lighting the furnace, you’d better turn the gas off and call a professional to arrive and ex...
The blower motor forces air upward (recall my air handler is an “updraft” or “upflow” type) through the furnace and air conditioner evaporator coils. The Heat and Cool functions of the thermostat ensure that either the furnace or the air conditioner operate, but never both at the same t...
>Trace the gas by using a methane and nitrogen mixture. Use a gas-detection instrument to measure the level of carbon monoxide (CO) that is in the supply air plenum, exhaust flue, or the area around the furnace. Check the pressure in the heat exchanger by using a magnehelic gauge test...
For more articles on home repair, check out the following links. How To Repair Gas Furnaces and Gas Heaters: Gas furnaces have become popular because they burn fuel cheaply and with few problems. Keep your gas furnace running trouble-free. ...
Checking Gas Pressure Now that you know what to do to keep yourself safe, you can gather the tools you need to check the gas pressure: a gas pressure manometer and a flat head screwdriver. First, make sure the gas switch for the fireplace is off. Look for two taps with screws marked ...
“In simple terms, the compressor works by compressing the refrigerant gas, raising its temperature and pressure, and then circulating it through the system. This process allows the HVAC system to remove heat from indoor air (in cooling mode) or absorb heat from outdoor air (in heating mode)...
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A pilot light going out can be inconvenient because it will completely cripple your furnace. The gas may be the fuel, but the pilot flame is the ignition and one that won't re-light on its own. For better or worse, a pilot light extinguishing isn't all that uncommon as even a light...
which helps shape it and provides a fastening tab or guide. On some units, the gasket may be held in place by the edge of the door panel; the panel is fastened with spring-steel pressure clips, bolts, or screws. To remove the gasket, remove the fasteners that hold it and remove any...