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Air Handlers Category Index

air handlers

Air Handler Coils | HVAC AHU

The air handler coils should be checked for dirt and debris which may have been sucked into the air handler inadvertently. Some air handlers have the filters inside them before the coils. It is a good time to change the filters when making this check. Any dirt or...

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Air Handler Return Dampers | HVAC Components

Air Handler Return Dampers | HVAC Components - These return air dampers serve a large air handler on a rooftop. This return air damper ends up in a mixing box inside the air handler where the return air from the building mixes with the outside air from the economizer....

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Air Handler Components

Air Handler Components. This article will take different types of air handlers and disassemble them part by part. This will give you a good description of each part and hopefully a better understanding of the air handler. Most of the components associated with the air...

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Attic Installation Horizontal Flow Air Handler | HVAC Airflow

This is a horizontal flow air handler installed in the attic. Notice the drain pan under the air handling unit to catch condensation if the primary pan were to overflow. This is the secondary condensation pan which is installed under the air handler to save a ceiling....

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Heat Pump Indoor Fan Runs Continuously

Heat Pump Indoor Fan Runs Continuously

Heat Pump Indoor Fan Runs Continuously - Richard, what would cause my heat pump indoor fan to run continuously? My indoor fan motor, on the heat setting, runs constantly and won’t cut off unless I lower thermostat by 2° F. It is sometimes annoying for me to constantly...
Heat Pump Blowing Cold Air | Refrigeration Heating Troubleshooting

Heat Pump Blowing Cold Air | Refrigeration Heating Troubleshooting

Why is my Heat Pump Blowing Cold Air? | Richard, love your website!! I used a few months ago to install a new thermostat, and you cleared some things up with the thermostat wiring colors I had problems trying to figure out. Thanks!! Now I just turned on my heat pump...
Energy Star Heat Pumps | Air Source

Energy Star Heat Pumps | Air Source

Energy Star Heat Pumps | People sometimes ask us what is the difference between a heat pump that is labeled with an Energy Star logo and one that is not labeled with an Energy Star logo. What is the benefit to me for purchasing a heat pump with an Energy Star logo on...
Carrier Two-Stage Heat Pump wiring diagram

Honeywell Heat Pump Thermostat Troubleshooting

Honeywell Heat Pump Thermostat Troubleshooting. Hello Richard! We have a Honeywell VisionPro (8000) thermostat with a Carrier heat pump that has two-stages for heating and cooling. We are having problems with the staging of the system, especially in heating mode. I...
Beating the Heat: Helping Your Air Conditioner

Rheem Heat Pump Troubleshooting

Rheem Heat Pump Troubleshooting - Richard, I have a Rheem heat pump, and it seems like we have the same problems with it every year. We call the HVAC guy out to get it going again, but it seems the following year, it is the same thing over again. He fills the system...
Heat Pump Leaking Refrigerant Question

Heat Pump Leaking Refrigerant Question

Heat Pump Leaking Refrigerant - Is my Heat Pump Low on Refrigerant? I get this question a lot from both my customers and my site visitors. They tell me every year a technician comes out and pump a few pounds of refrigerant into their unit and its good again for...
Heat Pump Breaker Trips

Heat Pump Breaker Trips

Heat Pump Breaker Trips - Richard, my breaker keeps tripping for my heat pump. It seems to be a nuisance trip on occasion, and it usually happens at the most inopportune time. I am wondering what you think could be the problem to prevent these nuisance trips. I want...
Condenser Fan Motor Repair for a Goodman Heat Pump

Heat Pump Troubleshooting Guide | Diagnosis and Repair

Heat Pump Troubleshooting Advice. When you have a problem with your heat pump, you want to check the basics. Anything beyond that, you need to call in a professional to troubleshoot the heat pump. The heat pump or any electrical-mechanical equipment you have problems...
Goodman 13 SEER Heat Pump Condensing Unit

Goodman 13 SEER Heat Pump Condensing Unit

This Goodman 13 SEER Heat Pump condensing unit is a new installation. The inside Goodman air handler attached to the heat pump condenser via line set was also replaced. It was replaced with this new Goodman heat pump. It's not a good idea to put a new high SEER air...
heat pump frost

Heat Pump Frost Ice BuildUp | HVAC-Troubleshooting

Heat Pump Frost Ice Buildup. Hi. I noticed that one of my outside heat pump condensing units was laboring throughout the night. This morning I found ice frost buildup on the heat pump condenser fins. I live in Tucson, Az. It has been colder than normal (below...

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