Hvac units 2 3 - Study guides, Class notes & Summaries

MCC HVAC MIDTERM EXAM QUESTIONS AND ANSWERS 100% PASS List at least five factors that must be controlled if a comfortable indoor environment is to be maintained. - Correct Answer ️️ -The factors that must be controlled include temperature, humidity, air motion, dust, bacteria, odors, toxic gases, and ionization. ((Ref: 1/1)) Describe in simple terms the basic process by which a refrigerant transfers heat energy. - Correct Answer ️️ -A refrigerant is used to transfer heat when it c...

An instrument that measures potential differences between 2 points in an electrical circuit is called? A. potentiometer B. thermistor C. ohmeter D. voltmeter - Answer-voltmeter This device uses a thermal sensing bulb at the outlet of the evaporator to sense temperature and control superheat A. automatic expansion valve B. thermostatic expansion valve C. low side float D. schraeder valve - Answer-thermostatic expansion valve when installing a reversing valve on a heat pump, how many br...

HVAC Journeyman License Study Guide with Complete SolutionsHVAC Journeyman License Study Guide with Complete SolutionsHVAC Journeyman License Study Guide with Complete SolutionsHVAC Journeyman License Study Guide with Complete Solutions Exception - ANSWER-Where equipment and appliance replacements or repairs must be preformed in an emergency situation, the permit application shall be submitted within the next working business day of the department of mechanical inspection. 106.2 Permits not ...

IRC (International Residential Code) -Correct Answer Created to serve as a complete, comprehensive code regulating the construction of single-family, two-family and buildings consisting of three or more townhouse units. First 2 chapters of code book are -Correct Answer Administrative Plans or supporting documents are almost always required by the controlling authority prior to issuing a permit. T or F -Correct Answer True Does the building official have the authority to render interpret...

HVAC CONTRACTOR EXAM QUESTIONS AND ANSWERS 100% PASS An instrument that measures potential differences between 2 points in an electrical circuit is called? A. potentiometer B. thermistor C. ohmeter D. voltmeter - Correct Answer ️️ -voltmeter This device uses a thermal sensing bulb at the outlet of the evaporator to sense temperature and control superheat A. automatic expansion valve B. thermostatic expansion valve C. low side float D. schraeder valve - Correct Answer ️️ -the...

HVAC Final Exam Questions and Answers Already Passed What is an HVAC System? all the items needed to maintain thermal comfort within a space or group of spaces What are the four components of an HVAC system? Fans Pumps Compressor Evaporator What is a PTAC? Packaged Terminal Air Conditioner What is a PTHP? Packaged Terminal Heat Pump List the heat transfer equipment (3) Boiler Chiller Coil What is a zone? A zone is a separately controlled space or group spaces What is ...

MCC HVAC MIDTERM EXAM QUESTIONS AND ANSWERS 100% PASS List at least five factors that must be controlled if a comfortable indoor environment is to be maintained. - Correct Answer ️️ -The factors that must be controlled include temperature, humidity, air motion, dust, bacteria, odors, toxic gases, and ionization. ((Ref: 1/1)) Describe in simple terms the basic process by which a refrigerant transfers heat energy. - Correct Answer ️️ -A refrigerant is used to transfer heat when it c...

An instrument that measures potential differences between 2 points in an electrical circuit is called? A. potentiometer B. thermistor C. ohmeter D. voltmeter - Answer-voltmeter This device uses a thermal sensing bulb at the outlet of the evaporator to sense temperature and control superheat A. automatic expansion valve B. thermostatic expansion valve C. low side float D. schraeder valve - Answer-thermostatic expansion valve when installing a reversing valve on a heat pump, how many br...

Vivint Smart Home Pro Final Exam (2023/2024) (Complete Solutions) What is the input voltage range of the Doorbell Cam? 12-24v What is the output voltage of the transformer used to power the SkyControl panel? 16.5 VAC True or False: When programming a sensor into the sky panel you can type in the serial number or "learn" it in by triggering the device true When programming a DW21, which loop number is used? 1 2 3 2 Which of the following materials can you use to group multiple ground term...

Michigan Builders License Exam with Correct Answers 100% Created to serve as a complete, comprehensive code regulating the construction of single-family, two-family and buildings consisting of three or more townhouse units. - CORRECT ANSWER-IRC (International Residential Code) Administrative - CORRECT ANSWER-First 2 chapters of code book are True - CORRECT ANSWER-Plans or supporting documents are almost always required by the controlling authority prior to issuing a permit. T or F Yes...