Do Air Handlers Have Refrigerant?

by | Last updated on January 24, 2024

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Do air handlers have refrigerant? An air handler is usually a large metal box containing a limited subset of the components of the refrigeration cycle.

Air handlers contain one of two cooling elements: chilled water or refrigerant

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What does an air handler consist of?

Parts of an Air Handler

Your air handler consists of

an evaporator coil, blower motor, air filter and the electrical and electronic components

required to deliver enhanced levels of indoor comfort.

What is the difference between air handler and air conditioner?

Air handlers are designed to move air around. That's all that they do. They don't heat up or cool down, they move air. Air conditioners, on the other hand, exist only to cool air by removing heat from the outdoor air.

Do air handlers have compressors?

Do air handlers use gas?


No. An air handler does not contain a burner to heat air like a furnace does nor can it use natural gas or propane as a source to function

. An air handler is also all electric and does not require venting any exhaust outside.

Is air handler part of HVAC?

Your HVAC system consists of numerous components working together to maintain a comfortable indoor living environment.

The air handler is responsible for regulating and circulating hair

. It contains the system's blower, evaporator coil, sound dampers, filter racks and other parts of the ventilation system.

What's the difference between an air handler and a furnace?

The Key Difference Between Furnaces and Air Handlers

The most crucial difference between a furnace and an air handler is

a furnace actually produces its own heat for channeling while an air handler doesn't create heat

(though some models do provide auxiliary heat).

What is the life expectancy of an air handler?

In general, most HVAC systems will last from

15 to 25 years

, but depending on the type of system and other contributing factors, that estimate can be highly variable.

Do you have to replace air handler with air conditioner?

Do we really need to replace the indoor unit as well?” Unfortunately, the short answer is yes.

You should replace your indoor air handler at the same time as your outdoor heat pump — or air conditioning unit if it's that time of year

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Is the condenser part of the air handler?

The Condenser Is the Main Working Component in an A/C System

For example, the thermostat and the furnace, or air handler, are not solely belonging to the air conditioning system. With that said,

the condenser is the only real mechanical part of the system

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Is an air handler a heat pump?


An air handler, or air handling unit, is the indoor part of an air-conditioning or heat pump system

. Air handlers work much like furnaces in that they efficiently move air throughout the home. The main difference is that the air handlers only circulate heat when paired with a heat pump.

Is an air handler the same as a heat pump?

Air handler vs Heat Pump

Heat pumps are used to control your comfort by transferring heat, rather than producing it, and

the air handler assists in moving all that heated or cooled air

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How do you service an air handler?

  1. Check the unit for noise and vibration.
  2. Clean filters.
  3. Drain and clean condensation pan.
  4. Lubricate and grease motor and blower bearing.
  5. Straighten coils with a fine comb.
  6. Check that the motor belt and pulley are working properly.
  7. Inspect wiring for damage or loose connections.

Is HVAC electric or gas?


HVAC uses gas or electricity

to heat or cool a building. In a gas HVAC, the uses electricity to keep your home cool, while the heating unit uses gas to warm a space. The heating unit can comprise a furnace or a boiler that burns gas to generate heat.

How do I know if my HVAC is gas or electric?


If you see a blue flame, it's a gas heat exchanger

. Other units will have a small metal panel that's easy to remove. You can check behind there to see if you see that blue flame. Electric systems don't have that access window or panel and make very little noise.

Is my AC unit gas or electric?


Air conditioners use electricity

. Most home heating systems use gas or fuel oil; other systems use electricity. The heat pump — an electrically powered climate control unit — both heats and cools air.

Is there a filter in the air handler?


The air filter is typically located at the point where the return duct enters the air handler

. Larger houses often have more than one HVAC system. Each system will typically have at least one air filter. Therefore, your home may have air filters located at the air handler AND in the returns.

Is an air handler the same as a fan coil?

In simple terms, an air handling unit (AHU) is a component of an HVAC system that cools and distributes air into the space through a duct. A fan coil unit (FCU) is a standalone system that circulates the existing air in a small space, but it can also be a part of an HVAC system.

Why is my air handler not working?

How much is a new air handler?

An air handler costs

$500 to $3,500

, with most homeowners paying $700 to $1,500. This does not include installation, which averages $1,500 and ranges $200 to $2,100. Air handlers connect to an air conditioner or heat pump to provide cooled or heated air for an indoor space.

Which HVAC system lasts the longest?

  • Window Unit AC — 10 years.
  • Residential single whole-home unit — 15 years.
  • Heat pumps — 15 years.
  • Steam boilers — 15 to 35 years depending on the type of boiler.
  • Furnace — 18 years.
  • Radiant heaters — 15 to 20 years depending on the type of radiant heating system.
  • Thermostats — About 10 years.

Can HVAC systems last 30 years?

Here are the average life expectancies of different HVAC systems: Air conditioners and heat pumps: 10 to 15 years. Furnaces and boilers: 15 to 20 years.

Geothermal: 30 years

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Can I replace just my air handler?


Yes, Technically. Not advisable

. Cost — While it's cheaper at the time to just replace part of the system, if you have to make repairs on the part you didn't replace or end up replacing the 2nd part at a later date it will end up costing more than it would have to replace the entire system.

Can an air handler be repaired?


A common problem an air handler can face that requires a professional repair is when the blower motor isn't working

. Several things can cause this, like a bad relay, control board, run capacitor, the blower itself, or the blower wheel.

Should I replace my 20 year old air conditioner?


The average lifespan of an HVAC system is 15 to 20 years, but as these systems age, they tend to get less efficient

. If your HVAC is over 10 years old, consider replacing it with a more energy-efficient unit, such as one that has earned the ENERGY STAR label.

How much does it cost to replace air handler and condenser?

Cost to replace air handler and condenser

Replacing an air handler costs

$1,500 to $3,400

on average. Replacing the air handler and condenser together is recommended unless the air handler is less than 5 years old, has no problems, and is under warranty.

What is the difference between evaporator and condenser?

Evaporator Coils vs. Condenser Coils.

The evaporator coil is the part of an air-conditioning system that removes heat and moisture from indoor air to cool it.

The condenser coil takes that heat and releases it outside.

How does an air handling unit work?

AHU's supply fresh air to the room.

The units take air from the outside, filter it and recondition it (cooled by a cooling coil or heated by a heating coil)

. Where hygienic needs for air quality are lower, the air from the rooms can be re-circulated for energy saving purposes.

Does an air handler heat and cool?

What does a heat pump air handler look like?

What does an air handler do with a heat pump?

What does an air handler do? Matched in capacity and efficiency rating with the heat pump, air handlers

circulate conditioned air throughout your home

. An air handler contains an inside coil and a blower fan, with the additional possibility of an auxiliary electric strip heater.

Can you mix heat pump and air handler?

How much does a new heat pump and air handler cost?

Heat Pump Replacement Cost

Most homeowners pay

between $3,000 and $6,000

to get a heat pump replaced. If you want to get your air handler replaced with the pump, expect to pay between $4,000 and $9,000. Adding ductwork will push the final cost to $15,000 or more.

Why is my air handler in the attic?


Easier to Cool Higher Levels

. One of the advantages of an attic AC handler installation is that it makes it easier to cool the higher levels of the home, if you have a multi-story home. Without a handler in the attic, circulating air to higher levels can be more challenging.

How often should air handling units be serviced?


5-50 tonnes


At least every 12 months.

50-500 tonnes


At least every 6 months.

500+ tonnes


At least every 3 months

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How do you clean the inside of an air handler?

Diane Mitchell
Author
Diane Mitchell
Diane Mitchell is an animal lover and trainer with over 15 years of experience working with a variety of animals, including dogs, cats, birds, and horses. She has worked with leading animal welfare organizations. Diane is passionate about promoting responsible pet ownership and educating pet owners on the best practices for training and caring for their furry friends.