HVAC Licensing Study Guide by Rex Miller

By Rex Miller

Ace the main HVAC Licensing Exams!

Featuring greater than 800 perform questions and solutions, HVAC Licensing learn Guide, moment version offers every thing you must arrange for and go the foremost HVAC licensing tests at the first attempt. This sensible, updated source is full of crucial calculations, troubleshooting suggestions for the activity website, thousands of distinct illustrations, and knowledge on present codes and criteria. completely revised to hide the most recent gear and methods, this career-building advisor is helping you:

  • Master the cloth probably to seem at the ARI, NATE, ICE, RSES, and HVAC licensing assessments
  • Improve your test-taking skill with 800+ true-false and multiple-choice questions and solutions
  • Learn concerning the newest refrigerant utilization and laws
  • Keep up with the latest codes and criteria
  • Acquire the boldness, talents, and information had to cross your exam

Covers key HVAC themes, including:

  • Heat assets
  • Heating structures
  • Boilers, burners, and burner structures
  • Piping structures
  • Ductwork sizing
  • Refrigerants
  • Cooling and distribution structures
  • Refrigeration apparatus and tactics
  • Filters and ventilation
  • Maintenance, servicing, and defense
  • Humidification, dehumidification, and psychrometrics
  • EPA-refrigerant reclaimers
  • Heating circuits
  • Safety at the task
  • Trade institutions and codes

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29. 30. TRUE-FALSE ANSWERS 1. 2. 3. 4. F T T T 5. 6. 7. 8. T F T T 9. 10. 11. 12. T T T F 13. T 14. T 15. T A B C D D B Chapter 3 BOILERS, BURNERS, AND BURNER SYSTEMS HVAC Licensing Study Guide Copyright © 2007 by The McGraw-Hill Companies, Inc. Click here for terms of use. 32 HVAC Licensing Exam Study Guide BOILER CODES AND STANDARDS Boilers must be installed and operated in accordance with applicable codes and standards. The local code authorities will refer to one or more of the following industry codes: • American Society of Mechanical Engineers (ASME) • American Gas Association (AGA) • Hydronics Institute (HYDI) • American Boiler Manufacturers’ Association (ABMA) • Insurance-companies codes, such as that of Factory Mutual (FM), particularly with respect to burner systems.

Windc. electronicallyd. electrically- 13. 14. 15. Infrared units should be mounted at as low a distance or height as possible. The lowest recommended mounting height is ___________ feet to prevent too high a watt density on the upper part of one’s body. a. 40 b. 30 c. 20 d. 10 Electrical heating systems are either centralized or ___________. a. free-standing b. closed-ended c. open-ended d. decentralized a. a heated-water system b. an electric boiler c. a heat pump d. all of the above A centralized system may be: 26 16.

A. less b. more c. much less d. much more All-water solar collector systems incorporate a ___________ feature to prevent freezing damage. a. drain b. dumping c. drainback d. pumping Leaks are a serious threat to the long-term operation of any solar heating system. To minimize the occurrence of leaks, the following should be used: a. welded or sweated joints should be used whenever possible b. glycol systems should contain an automatic makeup valve c. pumps should have gland seals d. none of these 14 45.

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