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Heating and air conditioning problems getting you down? If your furnace is blowing cold air, that’ll do it. Now that the weather is cooler and we’re relying more on our furnaces, it’s good to know some troubleshooting tips when something has gone awry. There are a few simple things you can look for:
Your thermostat will have three settings for the fan: off, on, and auto. If your fan is set to “on” than your fan will be blowing constantly, even when the furnace is not blowing warm air. This could be the cause of the cold air coming through the vents. Turn the fan to “auto” and that should fix the problem. If not…
Check to see if the pilot light is out. If you feel comfortable doing so, go ahead and relight the pilot light. If it won’t stay lit, check to make sure there is gas getting to the furnace by checking the gas valve switch. If it’s off, turn it on. If the pilot light isn’t the problem…
If your furnace has overheated, there is a safety device that will turn off the furnace burners to protect the heating system. The system will continue to blow cold air in order to cool down the furnace and prevent damage. One of the primary causes of furnace overheating is a dirty air filter. Changing your air filter should fix the problem. If the air filter isn’t dirty, it could be…
If the flame sensor on your furnace is dirty it will cause the furnace to blow warm air and then switch to cold air. A professional can clean the sensor and get your furnace back to blowing warm air.
If you’ve done the appropriate troubleshooting and you’re still feeling cold air blowing out of your furnace, it’s time to call in the pros. For any troubles with your heating and air conditioning system, anytime 24/7, contact the team at All City Heat and Air by calling 704-545-2000 or by clicking here.
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