CIRCLE HEATING AND COOLING

FAQ'S

Heating and Cooling FAQ's

Where do I buy filters for my furnace?


We carry many brands in stock and can ship them directly to your home or office.


Do you sell parts to the public?


Yes, we carry many major brands of furnace and air conditioner parts, specializing in Lennox parts.


How often should I change my furnace filter?


Almost anything that is 16 MERV 16 should be replaced once a year. If the filter is 1 inch it should be replaced every 30-60 days. A MERV 8 or 10 (4 inch) should be replaced every 3-4 months, or every six months if there are no smokers, pets, or candles.  The MERV rating is based on an air filter’s efficiency, so the higher the MERV rating, the more efficient the air filter is at removing particles. MERV 8 would be yesterday’s standard, MERV 10 is today’s standard. However, MERV 16 is the most efficient filter.


When should I change my humidifier pad?


The humidifier pad should be changed once a year. Early spring just before you turn your air conditioner on is the best time to change the pad. This will prevent mold and dirt from building up in the pan and on the pad.


My furnace is not working correctly. What can I do (prior to calling)?

  1. Make sure you have power to your furnace: in the lower portion of the furnace you’ll see a small sight glass, it will be round and about 2 inches in diameter. Check and see if you can see two lights flashing. If you can see these lights, then you know you at least have power to the furnace.
  2. Next, listen to the furnace while it’s running. Do you hear any unusual noises? Is the fan running? You should be able to hear the whirring noise that a fan would make. If not, then your fan is not working properly.
  3. Next, lift the access panel off the furnace, there should be a listing of fault codes. If you can determine what the possible problem is based on those codes, you can help us establish the proper course of action. This step can save you the time and money of our technicians having to come to your home and fix a problem that you might be able to fix yourself.

    What is an energy-efficient furnace?


    Furnaces are rated with efficiency levels utilizing the Annual Fuel Utilization Efficiency standard (AFUE). The minimum AFUE number that is required is at least 80%. Lennox® furnaces have efficiency ratings from 80% all the way up to 98.2% AFUE  and many are ENERGY STAR® qualified, which means they can significantly lower your utility bills, compared to conventional models.

    Another company installed our furnace. Now, they won’t come out and service it. Will you?


    Yes, we charge a service fee and if we discover a problem that needs correcting, we'll explain it to you and quote a flat fee to do the work. We'll do the same for air conditioning and other products installed by companies that won't follow up with maintenance service.


    What's the best way to get my air conditioning running in the spring?

    1. Remove the air filter on the furnace and clean it out.
    2. If you have a humidistat, turn it from 35% to 0%.
    3. 24 hours before starting your air conditioning, turn the disconnect back on.
    4. Wash the condenser unit (that's the unit outside your house). Set your hose nozzle for a fine spray of water and spray from the top down.
    5. Turn on your air conditioning and enjoy the cool comfort inside.

    How do I clean an electronic air cleaner?


    You can put the cells directly in your dishwasher or use automatic dishwashing detergent in your laundry tub. Let it dry and reinstall it. If you put it in your dishwasher, use a soap that leaves no film and be sure to protect the thin wires in the cleaner from the spikes in the dishwasher tray. One way to protect them is to set the cleaner on top of glasses that are placed over these spikes in the dishwasher.


    What can I do to improve my indoor air quality?

    1. Keep windows and doors closed during prime ragweed season.
    2. Ventilate your home. Use exhaust fans when you cook or shower.
    3. Filter the air with an air cleaner and make sure you clean the filter regularly.
    4. Treat the air with an ultraviolet air treatment system.
    5. Maintain the right relative humidity between 45%-65% as recommended by the EPA.

 

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