Hvac final correct - Study guides, Class notes & Summaries

environment - ANSWER natural factors that impact a bldg including the sun, wind, temp, etc Technology - ANSWER constructed factors including the bldg itself, HVAC and mechanical systems impact on building - ANSWER thermal behaviors/physics, comfort conservation equation - ANSWER defines the balance of flows and the change in an amount stored of some quantity of interest within some fixed volume conservation of mass - ANSWER mass is neither created nor destroyed conservation of ene...

1. Where is the heater core located? - ANSWER In the dash 2. In a system with no PTC heater, how is the coolant heated? - ANSWER the engine heats the coolant 3. How is current controlled in a PTC heater? - ANSWER The PTC is Self regulated resistence, Changes with heat and makes it shut off. 4. What component is responsible for circulating the air inside the cabin? - ANSWER Blower motor 5. What is a benefit of using a PTC heater? - ANSWER It Provides heat without having the car on. ...

Furnace - ANSWER The air flow on most structures that use a fossil fuel for a heat source have a___that would be used as an air supply. Control loop - ANSWER Almost all control systems use a___to control the temperature with in a given structure, space, or zone. Troubleshooting - ANSWER A___chart is a graphical representation of a troubleshooting procedure for a particular unit. Overload - ANSWER A___is an electrical device that protects a load from a high ampere draw by breaking a set ...

HVAC FINAL EXAM QUESTIONS AND ANSWERS ALL CORRECT Which of the following would have the greatest effect on the heat content of the refrigerant? A) The refrigerant's humidity B) The refrigerant's state C) The refrigerant's temperature D) The refrigerant's pressure - Correct Answer B) The refrigerant's state A mechanical refrigeration system cools a room by: - Removing heat from the room. The four types of cooling mechanisms are: - Evaporative, Thermoelectric, Absorption, Mechani...

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. - Answer IRC (International Residential Code) Administrative - Answer First 2 chapters of code book are True - Answer Plans or supporting documents are almost always required by the controlling authority prior to issuing a permit. T or F Yes - Answer Does the building official have the authority to render interpretations o...

HVAC Electrical Final Test Exam With 100% Correct Answers 2024

HVAC Final Exam Electrical For Air Conditioning Questions and Answers 100% Pass When using a low voltage T-stat for heating and cooling, when would there be a jumper between Rh and Rc? Select one: a. When using a single transformer system b. When heating with an oil boiler c. When heating with a gas boiler d. When using a two transformer system - Correct Answer ️️ -A) When Using a single transformer system Digital thermostats usually display temperature, time of day, programming an...

HVAC Electrical Final Test Answered 100% Correct

HVAC FINAL EXAM 2024 WITH 100% ACCURATE SOLUTIONS The four leading causes of death in the construction industry include electrical incidents,caught in or caught-between incidents, and___ - correct answer Falls A sign that has a white background with a green panel with white lettering is a: - correct answer Safety instruction sign To properly dispose of oily rags, they must be - correct answer stored in a container designed for the purpose Keeping your work area clean and free of sc...

Fire Inspector 1 Final Exam Study Questions with COMPLETE SOLUTIONS (LATEST 2024] During an inspection, you walk inside a building where automobiles are stored. Such storage indicates the need for? - CORRECT ANSWER A permit or written approval. The formula used for determining available water using the mathematical method is the? - CORRECT ANSWER Hazen-Williams formula. A looped feed fire hydrant? - CORRECT ANSWER Is supplied from two or more directions. Light fixture in a dipping ...