Do Electric Heat Pumps Have Filters

Heat pump air filters should be changed at least twice a year. Here is how to supersede them.

Air filters are an important role of a heat pump heating or cooling system. They remove grit and allergens before returning the cooled or heated air to your rooms.

Over fourth dimension, notwithstanding, they get clogged with dust and droppings. When this happens, they cake the free flow of air. This drastically reducing the system'southward efficiency.

By properly maintaining filters, you can keep your arrangement working as affordably as possible.

Replace disposable filters or clean permanent air filters at least once every six months—sooner if they become clogged with dust.

Filters may be located at the return-air registers in the home or in the heat pump's air-handler cabinet. In many cases, they are in both places.

The first step is to turn off the heating or cooling system and then locate the filters and measure their sizes (or annotation the sizes marked on their frames).

To replace a filter located in a room'due south render-air duct annals:

The return-air duct is unremarkably larger than the registers used for delivering heated or cooled air to rooms. It is typically located in the wall or ceiling at a central location such equally a hallway. Many homes have more than than one, and so that air tin can exist drawn from multiple locations.

i Unlatch the return-air register's cover grille and swing it out of the way or remove information technology. Take care to prevent its hinged side from unhooking—information technology will autumn if this happens.

cleaning heating register — Clean dust off of filter grilles and registers, and change filters twice a yr. Steve Heap / Shutterstock.com

2 Remove the one-time filter. It should just be resting on a ledge or aqueduct. immediately slip it into a trash pocketbook and put it in the outdoor trash. Apply a damp rag or grit mop to remove grit from the grille and the surfaces of the register—both inside and out.

iii Then position the new replacement filter in the register with the airflow arrows pointed in toward the ductwork.

ac-change-furnace-filter — Position the replacement filter (in this case, located in a wall register) with airflow arrows pointing in toward the ductwork. ©Don Vandervort, HomeTips

4 Finally, replace the register's grille and latch it.

To replace the filter in the air-handler cabinet:

1 Plough off the power to the unit.

reset circuit breaker — Plough the circuit breaker all of the way off, then flip it back to "ON." © HomeTips

2 Remove the door or panel from the blower cabinet. Lift this door or console off its holding hooks or unscrew its retaining screws to remove it.

service person doing forced air furnace care — Lennox

3 Check the filter. A standard filter is mounted next to or under the blower motor. Slide the filter out forth its tracks.

furnace forced air heating — Furnace Parts Diagram

Bank check to encounter whether information technology is a disposable filter or intended to be cleaned and replaced—this should be marked on the filter'due south edge, along with directions for cleaning, if applicative. If it's a disposable filter, its size will more than likely be printed on the frame's edge.

4 Buy a replacement filter and slide it back into identify, noting the arrows stamped on the side that signal the proper direction of airflow; be sure you confront these toward the blower (away from the ductwork). Then supersede the door to the cabinet.