Hvac type 2 Study guides, Class notes & Summaries

F80 Exam Questions and Answers Graded A After what date was the F-24 certificate of Fitness not recognized. July 31, 2014 How often must this certificate be renewed? Every 3 years In what types of buildings and occupancies are coordinators of fire safety and alarm systems in homeless shelter required? Homeless shelters, one-way voice communication systems, or occupied for more tha n fifteen persons for a period of more than 30 days. What is the certificate of occupancy? Determines the number ...

ASD Exam Questions With 100% Correct Answers 2023 Category 1 - Correct Answer-Category of Water that originates from sanitary water source (Clean) Catetroy 2 - Correct Answer-Category of Water that is contaminated; may cause discomfort or sickness (Grey) Category 3 - Correct Answer-Category of Water that is grossly contaminated; includes toxins, pathogens Special Situation - Correct Answer-Regulated or hazardous materials Class 1 - Correct Answer-Class of water that has least amount...

HVAC: EPA 608 Certification Study Guide Questions and Answers | Latest Version | 2024/2025 | Rated A+ Are there alternative refrigerants that can be directly used in systems originally designed for R- 12? Why or why not? No, because these new refrigerants are not compatible with the lubricants and oils used in R- 12 systems. Explanation: The oils and lubricants in R-12 systems cannot properly interact with newer refrigerants, making direct replacements unfeasible. What type of o...

Michigan Residential Builder's License Test Bank|1190 Questions and Answers, 100% Correct| A+ Rated Solution Guide| Latest What is the 1st offense penalty for engaging in the practice of residential building without a license? Not less than $5K and not more than $25K and/or 1 year What is the penalty for engaging in the practice of residential building, resulting in a death? Not less than $5K and not more than $50K and/or 4 years On your individual builder's license application, what...

What date was the sale of CFC's & HCFC's restricted to technicians certified in refrigerant recovery? - Correct answer-November 14, 1994 Section 608 of the Federal Clean Air Act requires technicians to what? - Correct answer-Recover all refrigerants. The objective of the Clean Air Act is to protect what? - Correct answer-The earth's stratosphere. HFC's - Correct answer-HydroFlouroCarbon's CFC's - Correct answer-ChloroFluoroCarbon's ODP - Correct answer-Ozone Depletion Potential Which in...

CSLB B LICENSE GENERAL CONTRACTOR EXAM- QUESTIONS & ANSWERS (100% VERIFIED) CSLB B LICENSE GENERAL CONTRACTOR EXAM- QUESTIONS & ANSWERS (100% VERIFIED) If unused mortar stiffens due to hydration of cement, what must you do? - ANSWER - Discard the mortar What minimum time must you wait before caulking or grouting new tiles? - ANSWER - 24-48 Hours How long should you wait before installing tile on a shower pan? - ANSWER - 24 Hours Unstable dry rock, angular gravel, sandy loam, and coh...

12-24v What is the input voltage range of the Doorbell Cam? 16.5 VAC What is the output voltage of the transformer used to power the SkyControl panel? Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:08 / 0:15 Full screen true 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 2 When programming a DW21, which loop number is used? ...

SOLVED- ELABORATED-CMCA Practice Test Questions 2022 SOLVED- ELABORATED-CMCA Practice Test Questions 20221. Which of the following is a common management control for ensuring maintenance work is performed in a timely manner? A. A purchase order system B. An equipment warranties C. A work order/response form D. A contractor's invoice C. A work order/response form - A, B, and D speak to elements OTHER than a control to ensure maintenance work is completed. - 2. The primary management control tool...

1. One of the best ways to stress the importance of inspections upon building owners is through : - A follow - up visit . 2. In an inspection report , fire inspectors are generally concerned with presenting the facts and evidence to prove a point , draw a conclusion , or : - Justify a recommendation 3. Which statement regarding inspection forms / checklists is true ? - They are very useful for inspecting common items and / or complex processes . 4. During an inspection of a bui...

CSST Exam Study Prep (Review in progress... again. 12/3/18) Questions meant to assist in studying for the California OSHA Division of Occupational Safety Health certified site surveillance technician (CSST) Exam 2024 Why was asbestos added to construction materials ? -Answer-It was a great insulator and binder. It added strength and durability against weathering and use. It was non-corrosive, did not conduct electricity, and made spray-on products easier to apply. What are the two classes ...