HVAC Humidifier and IAQ Terms

What unit is used to measure heat extracted by an air conditioner?

CFM
BTUs (correct)
BTUH
Ton

What does CFM stand for in HVAC systems?

Cubic Feet per Minute (correct)
Carbon-free Movement
Centralized Fan Module
Cooling and Furnace Measurement

What is the role of a carbon monoxide alarm?

Measure temperature changes
Control airflow in the home
Generate heat for the house
Detect levels of poisonous gas (correct)

In HVAC systems, what does capacity refer to?

Ability to heat or cool a space (B) Signup and view all the answers

What is the function of a compressor in a heat pump or air conditioner unit?

Controls refrigerant pressure (A) Signup and view all the answers

How does central air-conditioning differ from a window unit?

Distributes air throughout the whole house (B) Signup and view all the answers

What is the definition of multipoise in HVAC systems?

A configuration allowing for both upflow and downflow installations (A) Signup and view all the answers

What does the term 'packaged product' refer to in HVAC systems?

An outdoor unit containing all system components in a single unit (D) Signup and view all the answers

What is Puron Refrigerant designed for?

To be an environmentally sound refrigerant (C) Signup and view all the answers

What is the purpose of a payback analysis in the context of HVAC systems?

To calculate the efficiency and value of the home comfort system (D) Signup and view all the answers

What is R-22 commonly known as in the air conditioning industry?

Freon (D) Signup and view all the answers

When did the production of R-22 cease?

In 2015 (D) Signup and view all the answers

What does AFUE stand for in the context of HVAC systems?

Annual Fuel Utilization Efficiency (A) Signup and view all the answers

Which of the following best describes an air handler in an HVAC system?

An indoor unit that moves air over a coil for heating or cooling (B) Signup and view all the answers

What is the function of an air purifier in an HVAC system?

To remove particles and viruses from the air (D) Signup and view all the answers

What is the significance of BTU in both heating and cooling systems?

It indicates the heat released during combustion or extracted for cooling (C) Signup and view all the answers

What is BTUH used to denote in heating systems?

The heat output capacity of a heating system per hour (B) Signup and view all the answers

In HVAC terminology, what is an 'advanced reciprocating compressor' known for?

Enhanced efficiency in compressing refrigerant for better cooling (A) Signup and view all the answers

What is the purpose of an HVAC humidifier in a system?

To improve indoor air quality (C) Signup and view all the answers

What is the function of a humidistat in an HVAC system?

Senses moisture level and adjusts it to maintain a set humidity (D) Signup and view all the answers

What does IAQ stand for in relation to indoor environments?

Indoor Air Quality (B) Signup and view all the answers

What does MERV indicate in the context of air filters?

Air filter's efficiency (C) Signup and view all the answers

What does a Low Boy configuration refer to in HVAC systems?

A type of furnace configuration lower in height and occupying more floor space (D) Signup and view all the answers

What is the purpose of a load calculation in HVAC systems?

Determine heating or cooling requirements of a home (B) Signup and view all the answers

What is the common name for the refrigerant R-410A?

Puron (B) Signup and view all the answers

When will the production of R-410A cease?

2024 (A) Signup and view all the answers

What type of compressor is a reciprocating compressor?

Compresses refrigerants using a 'piston' action (B) Signup and view all the answers

What does 'reclaiming' involve in HVAC systems?

Returning used refrigerant to the manufacturer for disposal or reuse (B) Signup and view all the answers

What connects the Condenser Coil to the Evaporator Coil in an HVAC system?

Refrigerant lines (C) Signup and view all the answers

What is a Riello Burner used for?

Provides cleaner, higher-quality combustion of heating oil (C) Signup and view all the answers