QA

Question: How To Replace Air Conditioner Filter

Where is my air conditioner filter located?

The filter usually fits in a slot on the air return side of the unit. These systems are usually found in smaller basements or crawl spaces where space is limited. The filter typically slides into a slot above or below the HVAC unit.

Can you change your own AC filter?

The owner’s service manual will verify that you have a cabin air filter and where it is located. And remember… if you don’t have time or aren’t inclined to change your own cabin air filter… you can always take your vehicle to your local NAPA AutoCare Center… they’ll be happy change it for you!.

How often should you replace AC filter?

You should replace these about every 90 days, if you have no allergies, but AC pros typically recommend every 45 days for max efficiency. Be sure to replace them with the right size and type of air filter. If your AC was working properly, you could remove the filter and buy one that is identical to it.

Is it OK to run AC without a filter?

Can Your AC Run without a Filter? Even though your air conditioning system will work without a filter, experts recommend against it because it can cause severe damage to your AC system and then you’ll need to pay for expensive repairs.

What happens if your AC filter is dirty?

The Air Conditioning Unit is Too Hot If the filter is very dirty, you may even feel warm air coming out of the back of the unit. A clogged filter forces the air conditioner to work harder to keep the house cool. This will lead to more frequent AC repairs and, ultimately, shorten the lifespan of the unit.

How many filters does an AC unit have?

In fact, most central AC units have two or more filters. These filters clean the air and ensure good air quality as your unit circulates between inside and outside air. Central air conditioner filters often are made of fiberglass or pleated materials.

Why does my HVAC have 2 filters?

Scenario 1: Your HVAC system has multiple return ducts. This is the most common reason why your central air system has two air filters. Having multiple return vents solves this problem, but it also requires air filters at each vent to properly filter the air and prevent particulates from getting into your fan motor.

What happens if air filter is backwards?

By installing your filter backwards, air will have a harder time flowing through the filter and your air handler will have to work harder to make up for the loss of airflow. This could lead to higher utility bills and possibly damage your furnace or air conditioner.

How do I know if my air filter needs changing?

8 Signs Your Air Filter Needs Replacing Reduced Fuel Economy. Misfiring Engine. Unusual Engine Sounds. Check Engine Light Comes On. Air Filter Appears Dirty. Reduced Horsepower. Black, Sooty Smoke or Flames Exiting the Exhaust. Smell of Gasoline when Starting the Car.

Why do my air filters get dirty so fast?

When your A/C is on the thermostat fan will constantly be running causing air too run over the air filter continuously and causing it to get dirty more quickly. You may have a leak in your air ducts – Leaky air ducts can also cause your filter to clog up and especially if it is near your AC unit.

Can AC filters be washed?

Wash the Filter Rinse it off with fresh water and let it fully dry before returning it to your AC unit. If the filter is too large to fit in your sink, you can also wash it with a garden hose outside. Do not use a pressurized setting on your hose so you don’t accidentally damage the filter.

How often do you change the air filters in your house?

Here are averages that may help you know how regularly you should get a new air filter at your residence: Vacation house or one occupant and no pets or allergies: every 6–12 months. Ordinary suburban home without pets: every 90 days. One dog or cat: every 60 days.

Is no air filter better than a dirty one?

Running your air conditioner without a filter is worse than running it with a dirty one. Instead, get to the store as soon as possible for a replacement or call an HVAC professional for replacement. Without a filter, your air conditioner is at risk for severe and expensive problems.

What happens when you don’t change your AC filter?

If you don’t change your AC filter, it will begin to fail. It will no longer be able to filter the air properly, letting dust and contaminants get into the AC. Dust jams the moving parts of an AC such as fan motors and valves. This is how dust makes the unit less energy efficient (at best) and can lead to breakdowns.

How long does it take for AC to cool after changing filter?

For an average sized three to four bedroom house, it should take approximately 3 hours. If it’s been longer than that and your home is nowhere near the temperature you set on the thermostat, you may have other issues to deal with, such as dirty coils, issues with the condenser unit, or a refrigerant leak.

Can you double up air filters?

Can You Stack Air Filters? Do not stack multiple smaller air filters on top of one another to fit them into a larger air handler. Installing multiple 1” air filters in a 2” slot, for example, can cause costly damage to your AC unit, as residential furnaces are not equipped to handle this level of airflow restriction.

How do I know what size air filter I need without a filter?

Follow these 3 easy steps to measure your HVAC filter size: Step 1 – Measuring Length and Width (L x W). (If your filter is not a square, the smallest measurement goes first). Step 2 – Measure the thickness (Depth) of your filter from front to back. Step 3 – Put Your measurements together (L x W x D).