Signs of a Troubling Residential Furnace | Heating and Air Conditioning Repair in Azle, TX

Signs of a Troubling Residential Furnace | Heating and Air Conditioning Repair in Azle, TX

Residential furnace setup is an essential amenity for spending comfortable winters. Even though Texas doesn’texperience frosting and biting winter spells, but temperatures still drop to the levels where it becomes necessary to have an interior heating mechanism. For that matter, it is always recommended to install HVAC systems that come with furnaces to cover the air conditioning for the entire year.

Homeowners in Azle, TX have to hardly ever deal with furnaces for the aforementioned reasons. Therefore, they can’t tell when the furnaceis not working the way it should. Regular inspection and maintenance routine from any good heating and air conditioning repair in Azle, TX is enough to keep yourhome furnace on track.  Nevertheless, one must know the signs of a troubling furnace so that a reliable heating and air conditioning repair in Azle, TX can be called in time to fix the issue.

In this article, we are going to discuss the all such troubling instances where your furnace would require a professional inspection and fixing.

Cracked Heat Exchanger

The heatexchanger is a key component of any furnace. It is responsible to heat up the air with a networkof conducting tubes. Cracked heat exchanger entails that your furnace is on verge of a complete breakdown. Heat exchanger ends up in such a statefor two major reasons.

  • The furnace hasn’t been serviced from any professional heating and air conditioning repair in Azle, TX for a long time.
  • The furnace is near the completion of its operational life.

There are several signs indicating that your furnace is facing the problem of the crackedheat exchanger.

  • If you notice a carbon buildup (soot) inside the furnace, then it indicates that its heat exchanger has been cracked somewhere. The cracked tubing of heat exchanger results in incomplete combustions, which usually leaves soot on the internal lining of the furnace.
  • General wear and tear and corrosion also indicate that the heat exchanger of the furnacehas been stress cracked. This type of fracture occurs due to repeated cycles of cooling and heating and associated contraction and expansion of the material.
  • In some furnace models, cracked and faulty heat exchanger starts to give off an unpleasant It happens because of formaldehyde leakage. This repulsive smell can cause strong headaches if it is not taken care in time.
  • Moisture on the base of the furnace is another sign that tubing of the heatexchanger is not in the right shape.

Upon detecting any of these signs, it is advised to immediately call for a reputable heating and air conditioning repair in Azle, TX to assess and fix the issue.

Strained and Slipped Blower Belt

Furnace blower is responsible for pushes the air over the heatexchanger and then pass it to the ductwork of the HVAC system supplying the entire house. If the furnaceis working perfectly, but warm air is not spreading throughout the space, then it points toward the problem with furnace blower.  Most of the times, the furnace blower goes off track because its belt is slipped from the place or gets enormously strained.

This problem won’t occur if you have your furnace inspected from a professional heating and air conditioning repair in Azle, TX before the start of the season. A squealing sound of a high pitch is the telltale indication that the blower belt has been slipped or frayed. It would be better and safe to call for professional help instead of fixing the issue on your own.

Color Change of Furnace Flame

We all know that a perfectly working furnace operates with a blue flame. So, when the flame turns yellow or orange, it points to a furnace problem. The accumulation of carbon monoxide inside the furnace is the reason why the flame changes its color. It usually happens when your furnace is overheating. There are multiple reasons why it happens.

  • Abnormal gas flow to the furnace
  • Altered size and shape of the furnace orifice

Yellow flame won’t do any immediate damage to the furnace. However, it will eventually lead to the cracking of the heatexchanger. So, don’t disregard this obvious sign of furnace malfunctioning and immediately call for a trustworthy heating and air conditioning repair in Azle, TX to identify the reason why excess carbon monoxide is being produced inside the furnace and fix it.

Used Up Blower Ball Bearings

As mentioned earlier, blower relays the heating actionof the furnaceto the entire space. For that matter, its motor needs regular servicing and maintenance. In case, you are not taking care of the furnace blower with professional help from heating and air conditioning repair in Azle, TX, it will start producing scraping sounds sooner or later. This noise indicates that ball bearings in the blower has worn out and need a replacement.

You can only fix this issue with the help of professional technicians of any good heating and air conditioning repair in Azle, TX. Keep in mind that worn out ball bearings will eventually end up breaking down the blower completely.

Broken Down Limit Switch

Limit switch of a furnace works like a circuit breaker. It shuts off the furnace when the inside temperature exceeds a certain limit. This safety measureis important to maintain the functional life of the unit. In case, your furnace continues to blow warm air even after exceeding the temperature set on the thermostat, it shows that its limit switch is not working. Call for professionals from a good heating and air conditioning repair in Azle, TX to replace the switch. Otherwise, running a furnace with a brokenlimit switch can lead to any bigger maintenance work.

Aside from these major signals of a troubling furnace, there are some other signs as well that indicate something is wrong with the furnace and the connected HVAC components. For instance, if the furnaceis taking more time to get to the desired temperature, then it’s time to replace the dirty air filters. Similarly, frequent cycling between on and off indicates that there might be a problem with the thermostat.

For any possible furnace problem, One Hour Heating and Air should be your go-to HVAC service providers. Their technicians are well trained and known for providing first-rate heating and air conditioning repair in Azle, TX.