Components
Processes
Tools & Equipment
Acronyms & Units
Troubleshooting
100

This component compresses the refrigerant and increases its pressure.

Evaporator coil/compressor

Compressor

100

The process of installing the system that moves air through the building.

Refrigeration/ductwork installation

Ductwork installation

100

A tool used to measure the temperature of air flowing in and out of the system.

Thermometer/Vacuum pump

Thermometer

100

This acronym stands for British Thermal Unit, a measurement of energy.

BTU/URSS

BTU
100

A dirty one of these can cause poor airflow and reduced cooling efficiency.

Leak/filter

filter

200

This part of the system absorbs heat from indoor air and cools it down. 

Evaporator coil/ Blower mottor

Evaporator coil

200

The process of removing heat from indoor air to make it cooler.
Thermostat/Refrigeration

Refrigeration

200

This tool is used to bend copper pipes without damaging them.

Vacuum pump/Pipe bender

Pipe bender

200

This acronym refers to the Seasonal Energy Efficiency Ratio of an air conditioner.

amp/SEER

 SEER

200

Low refrigerant levels usually indicate this type of problem.

leak/compressor

leak

300

his device circulates air through the ducts and into the rooms. 

Refrigeration/Blower motor

Blower motor

300

Connecting this component to the HVAC system ensures temperature control in each room.

Pressure test/Thermostat installation

Thermostat installation

300

This tool helps detect and seal leaks in refrigerant lines.

Multimeter/Leak detector

Leak detector

300

This unit measures the amount of electricity flowing through a system.

ampere or amp/watt

ampere or amp

300

If the system turns on and off frequently, it may be due to a malfunctioning this.

thermostat/compressor

Thermostat

400

This part converts the high-pressure refrigerant gas back into a liquid. 

Air conditioning/Condeser unit

Condenser unit

400

The process of releasing moisture from the cooling system is known as this.

Condensate drainage/Refrigeration

Condensate drainage

400

This tool measures the electrical current in the system.

Vacuum pump/multimeter

Multimeter

400

This is the unit for measuring the electrical power consumed by the system.

ZCS/watt

watt

400

An HVAC system that is running but not cooling may have a problem with this component.

compressor/blocked evaporator coil

Compressor
500

This component is responsible for controlling the flow of refrigerant into the evaporator coil.

Expansión valve /Pressure text

Expansión valve

500

After installation, this test is performed to check for refrigerant leaks.

Dutwork installation/Pressure test

Pressure test

500

A tool used to vacuum air and moisture from the system before charging it with refrigerant.

Vacuum pump/Thermometer

Vacuum pump

500

This acronym refers to the device that controls multiple zones in an HVAC system.

USA/ZCS

ZCS

500

This issue can cause the system to freeze up and stop working effectively.

Thermostat/Blocked evaporator coil

Blocked evaporator coil