AirFlow
Heat Pumps
Parts
IAQ
Refrigerant Repairs
100

The most common airflow restrictions caused by homeowner

What is closed vents or furniture?

100
This would cause your heat pump pressures to be equal.

What is a bad compressor?

100

This component is responsible for alternating the flow of refrigerant.

What is the reversing valve?

100

This product helps maintain a healthy humidity in a 3000+ sq ft home. 

What is a steam humidifier?

100
This is the most common cause of restricted air flow over the indoor coil.

What is dirt?

200

A pet owner should do this more frequently

What is change/check filter?

200

On a dual fuel system - operating X with HP will cause high pressure lockout.

What is the gas furnace?

200

During the cooling cycle, heat is absorbed by what?

The refrigerant in evaporator coil. 
200

This is the promo cost for an AirScrubber.

What is $1349?

200

This is the deciding factor between quoting level 4 or level 5. 

What is 10 + pounds of refrigerant / system size?


300

This tool is used to check static pressures

What is a manometer?

300

A low side device for hold excess liquid refrigerant.

What is the accumulator?

300

These components are responsible for protecting the AC if refrigerant are too high or too low. 

What is pressure switches?

300

The dehumidifier removes moisture from the air, while adding X. 

What is heat?

300

An AC is low on refrigerant, not empty, requires this type of leak search. 

What is electronic leak search?

400

This tool is used to check Wet bulb temperature in the return duct.

What is a psychrometer?

400

During the defrost cycle, this component is turned off.

What is the outdoor fan?

400
This is the primary way to check the refrigerant level with a TXV.

What is subcooling?

400

This famous athlete installed an airscrubber in his home.

Who is Lebron James?

400

These are the types of A2L.

What is R-32 and R-54B?

500

The best solution to adjust airflow from a different part of the home.

What is a damper?

500
These are the three main functions of the defrost board.

What is 1) de-enegerzie outdoor fan 2) energize the reversing valve, 3) back up heat

500
The letter M in the model # stands for this on a Carrier Furnace. 

What is modulating?

500
Leaving the bypass damper open on the humidifier during the summer will reduce this.

What is the efficiency of the AC?

500

This manufacturer is going to produce equipment that uses R-32.

Who is Daikin?