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www.reference.com/article/change-air-filter-a98693b550e2fdde

Changing an air filter is a relatively simple process that can be completed in a few minutes if the proper materials are available. In order to change your air filter, you need access to your air conditioning unit and a new air filter.

www.reference.com/article/easy-change-car-s-air-filter-797aac663e68e34d

For most cars, it is very easy to change the air filter, according to Edmunds.com. First, make sure the car is turned off and that it has cooled down. This is important, as the filter is near parts of the engine that get very hot when the engine is running.

www.reference.com/article/replace-air-filter-5f4bb1db13a45286

To replace the air filter in your car, lift the lid from the air cleaner, and pull the air filter out. Put a new air filter where the old one was, and secure the lid back into place.

www.reference.com/article/symptoms-blocked-air-filter-6d5a7d24d365c029

One symptom of a blocked air filter is that the furnace stops operating. Furnaces have an over-limit cutoff switch that stops operation if the temperature in the heat exchanger becomes too high. As a result, according to the Family Handyman, the home may remain below the thermostat setting.

www.reference.com/article/purpose-car-air-filter-950b159e4ec9848b

The purpose of a car's air filter is to prevent dirt and other particles from entering the fuel system or engine. Air filters also prevent particles from entering the air conditioner system.

www.reference.com/article/air-conditioners-filters-3fafd6af258d72f0

Filters are in almost every air conditioner manufactured, and they are generally located upstream of the evaporator coil. The filters can be located in the air return grille or special duct slots. The primary reasons for filters are to clean the air being cooled and to protect the cooling equipment.

www.reference.com/article/air-conditioners-need-filters-d050e0418def4294

Air conditioners need filters to clean debris, such as dust and dirt, from the air. Without a filter, dust and dirt can travel directly to the air conditioner's evaporator coil and cause damage to the system.

www.reference.com/article/uses-water-filter-307590748cab2b55

Water filters are used to remove chemical, physical and biological contaminants from water. By removing these contaminants, water filters improve the smell, taste and safety of water used for drinking, cooking and bathing. They are also used to aid in meeting public health standards for swimming poo

www.reference.com/article/filtered-water-332020b2a0c42c00

Filtered water is water that has been treated with a chemical or mechanical process to remove particles and pollutants. The exact components that are removed from the water vary with the filtration process.

www.reference.com/article/tools-needed-change-car-s-air-filter-a207259eac8082c7

The tools needed to change a car’s air filter include a set of screwdrivers, an adjustable wrench, pliers and the replacement air filter. Additional tools needed for safety are protective glasses, gloves, clean rags and a flashlight.