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No matter how much a property owner carefully maintains his home heating ventilation and air conditioning system, HVAC units are bound to suffer from wear and tear.  After all, HVAC equipment gets used every day, ages year after year, and incurs damage due to possible misuse of other household members. Rancho Bernardo homes are no exception to malfunctioning HVAC systems. AC Repair

Below are some of the signs that an HVAC system needs to be repaired:

1.    Unusual odor. Is there suddenly a peculiar odor emanating from the HVAC vents? When did this start, and what kind of scent is it? These are the crucial details that need to be reported to an HVAC Contractor in Rancho Bernardo as soon as the homeowner has confirmed that the unusual odor is coming from the HVAC unit. Here are some of the possible strange odors that can be detected, what it means, and how homeowners should deal with it:

a.    Burning or electrical odor. If the air blown by the HVAC system through the vents smells like a burning electrical odor, then the HVAC may be overheating. The owner should immediately turn off the HVAC’s electricity supply through the breaker panel. Once safely turned off, he can check on the filters if it is clogged. Clogged filters overwork the HVAC system, giving way to a system overheat. If that is not the issue,  then it is best to immediately get in touch with a reputable HVAC Contractor from Rancho Bernardo. How to Choose a HVAC Contractor in Rancho Bernardo

b.    Rotten egg odor. The smell of rotten eggs raises a red flag and is an emergency. Immediately open all the windows and doors in the house and get out as soon as possible. Get in touch with an HVAC professional in Rancho Bernardo HVAC contractor about the situation. Request for an emergency repair as a rotten egg odor indicates that there is a natural gas leak emanating from the HVAC connection.

c.    Moldy odor. When the HVAC vents are blowing musty or moldy smell, it could only confirm the presence of molds. Molds and mildew can grow in the HVAC ducts, filters, or other parts of the HVAC Unit. This can be due to undetected leaks, clogs, and pooling of water due to clogged drains. The molds could have also grown due to condensation and moisture that was not able to escape. Get in touch with an HVAC professional who can immediately help resolve the matter. Molds do not just produce an unpleasant odor, and they also pose health hazards. Another indicator of mold presence within the HVAC system is a “dirty sock smell.” Ensure that the ducts are likewise inspected to ensure that molds are removed from these areas. Guide to HVAC Installation Costs in Rancho Bernardo

d.    Oily odor. An oily odor may signify an oil leak. Immediately report this to an HVAC contractor so that the HVAC unit can be remediated as soon as possible.

2.    Strange Noises. When HVAC systems produce strange noises, there may be something wrong with the unit. It could be a loose mechanism or a part that may have come apart due to wear and tear. It could also mean that mechanical failure may be possible if the problem is not addressed right away.

Here are some of the strange HVAC noises homeowners should never ignore:

1.    Clicking Sounds. The more clicks that are produced upon starting the HVAC means there is a severe mechanical issue. The problem usually redounds to the HVAC unit’s capacitor. The capacitor is responsible for initiating the HVAC operation, and if it fails, it only means the HVAC will soon malfunction. Only a licensed HVAC Contractor should address the matter.

2.    Buzzing Sound. A buzzing HVAC system is a system that is pleading for help. Turn off the HVAC immediately upon hearing a buzzing noise because it is one of the symptoms of a possible HVAC breakdown. Call up an HVAC service technician in Rancho Bernardo so he could address the matter right away. Buzzing clues in on a possible malfunctioning of the unit’s electrical system. It could also mean that the condenser has been stuck up. A somehow minor issue that could also cause a buzzing noise is a frozen system. A frozen HVAC could be thawed. Moving forward, homeowners should avoid lowering the temperature too much to prevent the system from freezing. 

3.    Popping Sound. It is considered normal when it is just a single pop that occurs when the HVAC moves to cool a space further. But when the popping sounds are persistent, an issue exists. Usually, popping sounds mean there is something wrong with the duct network. It is best to have this matter resolved immediately because while it may not cause mechanical trouble, it does make the HVAC system less efficient energy-wise.

4.     Hissing Sounds. A hissing HVAC is another red flag for homeowners. This could either mean a problem with the refrigerant and leakage within the coils. It could also mean leaking valves, rusty pump accumulator, hole punctures in the capillary tubing system, and rusty heat pump accumulator. All these HVAC troubles are severe and merit the immediate attention of a licensed HVAC Contractor in Rancho Bernardo.

5.    Screeching Sound. Sometimes HVAC systems produce a screeching sound, and homeowners should pay attention to it. Check whether the screeching sound is continuous or it stops at some point. If it stops at some point it means, there is trouble with the unit’s compression mechanism. However, if the screeching sound is persistent until the unit is turned off, then the problem is with the HVAC fan motor. Either way, the matter should be referred to a reliable HVAC contractor.

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