FAQ

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Frequently Asked Questions

HVAC stands for Heating, Ventilation, and Air Conditioning. It refers to the technology and systems used to provide thermal comfort and acceptable indoor air quality in buildings. Heating systems are responsible for providing warmth during cold weather, while ventilation ensures the exchange of indoor and outdoor air to maintain air quality. Air conditioning, on the other hand, is responsible for cooling indoor spaces during hot weather. HVAC systems are commonly used in residential, commercial, and industrial buildings to create a comfortable and healthy indoor environment.

The recommended frequency of maintenance for your air conditioner can vary depending on factors such as the type of system you have, its age, usage, and the manufacturer’s guidelines. However, a general guideline for residential air conditioners is to have maintenance performed at least once a year.

It’s a good idea to have a professional HVAC technician inspect and service your air conditioner before the start of the cooling season. This pre-season maintenance will help ensure that your system is operating efficiently and can identify and address any potential issues before they turn into major problems.

Regular maintenance is essential for the longevity and optimal performance of your air conditioner. It can help:

  1. Improve energy efficiency: A well-maintained system operates more efficiently, leading to lower energy bills.
  2. Enhance cooling performance: Regular cleaning and upkeep can help the air conditioner cool your home more effectively.
  3. Extend the lifespan: Preventive maintenance can help identify and fix small problems before they cause significant damage, potentially prolonging the life of your AC unit.
  4. Maintain air quality: Cleaning and changing filters can improve indoor air quality by reducing dust, allergens, and pollutants in the air.

Remember to consult the manufacturer’s guidelines and the advice of a qualified HVAC professional to determine the specific maintenance schedule that is best suited for your air conditioner. Additionally, if you notice any unusual noises, reduced cooling performance, or other issues, it’s a good idea to have the system inspected and serviced promptly.

Regular maintenance is essential to keep heating and air conditioning systems operating efficiently and to prevent potential problems. Here are some common maintenance tasks for both heating and air conditioning systems:

1. **Air Filter Cleaning/Replacement:** Cleaning or replacing air filters regularly is one of the most crucial maintenance tasks. Clogged filters can restrict airflow, reducing efficiency and potentially causing damage to the system.

2. **Coil Cleaning:** Both the evaporator coil (indoor) and condenser coil (outdoor) should be inspected and cleaned as needed. Dirty coils can decrease the system’s efficiency and cooling/heating capacity.

3. **Checking Refrigerant Levels:** For air conditioning systems, checking and maintaining the proper refrigerant levels are essential for optimal cooling performance. Too little or too much refrigerant can lead to inefficiency and potential damage.

4. **Thermostat Calibration:** The thermostat should be checked and calibrated to ensure it accurately reads and maintains the desired temperature.

5. **Inspection of Electrical Components:** Electrical connections, contacts, and other components should be inspected and tightened if necessary to avoid potential issues caused by loose connections.

6. **Lubrication of Moving Parts:** Proper lubrication of motors and bearings helps reduce friction and wear, increasing the system’s lifespan.

7. **Cleaning and Clearing Drains:** Drain lines and pans should be checked and cleaned to prevent clogs and potential water damage.

8. **Inspecting Ductwork:** Leaky or damaged ducts can waste energy and reduce efficiency. Ducts should be inspected and repaired as needed.

9. **Testing Safety Controls:** Safety controls and switches should be tested to ensure the system shuts down properly in case of malfunctions or emergencies.

10. **Checking Gas/Oil Connections (for Furnaces):** If you have a gas or oil furnace, the connections and burner should be inspected for safety and efficiency.

11. **Cleaning Exterior Units:** For outdoor air conditioning units, keeping the area around the unit clear of debris, leaves, and vegetation can help with airflow and efficiency.

It’s important to note that some maintenance tasks can be performed by homeowners, such as changing air filters, keeping the outdoor unit clear, and ensuring proper airflow. However, more complex tasks should be left to qualified HVAC professionals who have the necessary training and expertise to handle the equipment safely and effectively. Regular maintenance not only improves the system’s efficiency but also helps identify potential issues early, preventing more significant problems and costly repairs down the line.

 

Check to be sure that the air conditioner or furnace is turned on. Check that the breakers are turned on and be sure the thermostat is set correctly. Also make a note of any strange noises or smells.

Is cooling or heating sufficient in all areas of your home? Has it been taking longer to cool down or heat up? Have your utility bills been rising for no apparent reason? Any of these are signs that you may have a problem that needs service. In most cases, the longer you delay, the worse any underlying problems will get. So be sure to contact JE Moore Air-conditioning and Heating of Pleasanton to check out your system whenever you notice anything out of the ordinary.

Regular filter replacement helps your heating and cooling system operate at peak levels and improves indoor air quality. It is important to change filters regularly to ensure proper air flow and to keep your home free from dust, allergens and germs. Depending on the type of filter you have, you may require weekly or monthly filter replacements. Your JE Moore service or installation technician will recommend the ideal filters and replacement schedules for your unit(s).

Heating and cooling systems sizing is based on B.T.U.H. (British Thermal Units Per Hour). Air Conditioning and Heat Pumps are also rated in tonnage. 12,000 BTUH equals one (1) ton. Residential systems can range from 1 to 5 tons.

Sizing HVAC equipment is very important from the standpoints of both comfort and energy use. Heating and cooling equipment that are over-capacity will not run as frequently or as long when it does run. In both cases, this may mean poor humidity control. It could also result in temperature variations or noticeable cycling. Over-capacity equipment will not be as energy efficient as properly matched capacity either. On the other hand, equipment that is under-sized, will obviously result in loss of comfort during temperature extremes.

The heating and cooling systems in your home play an important role in your comfort and health. The systems work together to provide you with the temperature you need when you need it, and they’re responsible for making your home comfortable all year long.

Air conditioning is a vital part of any modern home. Not only does it keep us comfortable in hot weather, but it also helps to keep the house at a comfortable temperature in cold weather.

In most cases, an HVAC system uses a combination of air and water to cool the air. Air conditioning systems work by moving air through a system of ducts and registers. The air is then cooled as it passes through the system.

One of the most important aspects of an air conditioning system is its cooling capacity. The cooling capacity is the amount of air that can be cooled down in a given amount of time.

Here are a few steps to keep your systems running optimally

  • Clean and replace your filters frequently.
  • Your system will heat and cool more evenly when the blower is in the “on” position. The blower provides constant air movement throughout the home, and allows for better filtration.
  • Install shades, drapes, shutters, or screens on windows that are exposed to extreme sunlight to keep room temperatures at moderate levels.

Most maintenance should be performed only by a qualified service technician. But here are some things that you can do to assure optimal performance:

  • Keep ground mounted outdoor units clear of debris, clutter and weeds; they can reduce the airflow to the unit.
  • Use caution with weed trimmers around the unit to prevent damaging control wiring.
  • Keep pets away from the unit; pet urine can cause expensive damage.

The frequency of HVAC filter replacement depends on several factors, including the type of filter, the indoor air quality, the number of occupants in the home, and the presence of pets. Here are some general guidelines for filter replacement:

1. **Standard 1-inch Filters:** These filters are the most common and are usually made of fiberglass or synthetic material. They should typically be replaced every 1 to 3 months, depending on the air quality and usage. If you have pets or someone in the household with allergies, you may need to replace them more frequently.

2. **Pleated Filters:** Pleated filters have more surface area and can capture smaller particles. They are generally more efficient and can last longer. They should be replaced every 3 to 6 months, but it’s still a good idea to check them regularly, especially during peak usage seasons.

3. **High-Efficiency Filters:** High-efficiency filters, like HEPA filters, are even more effective at capturing tiny particles and allergens. They are commonly used in allergy-prone households. Depending on the specific filter and manufacturer’s recommendations, they may last anywhere from 6 months to a year.

4. **Washable Filters:** Some filters are washable and can be reused after cleaning. They should be cleaned according to the manufacturer’s instructions, typically every 1 to 3 months.

However, it’s important to remember that these are general guidelines. The best practice is to check the filter regularly, especially during peak usage seasons like summer and winter. If you notice the filter is visibly dirty, clogged, or discolored, it’s a clear sign that it needs to be replaced or cleaned, regardless of the time frame.

Regularly changing or cleaning your HVAC filters is essential for maintaining good indoor air quality, optimizing system performance, and extending the life of your heating and cooling equipment. Clogged or dirty filters can restrict airflow, reducing the efficiency of the system and potentially leading to mechanical problems. It’s a simple maintenance task that can make a significant difference in your HVAC system’s performance and the air quality in your home.

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  • Wide Service Area: Serving the Tri-Valley area since 1982, we cater to residential and commercial clients in Pleasanton, Danville, Dublin, Livermore, San Ramon, and nearby areas.
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