Vapor pump Study guides, Class notes & Summaries

1. On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? ANS 6-7PSI or 6F 2. What is the primary purpose of using flux when soldering copper or brass parts? ANS Prevent Oxidation 3. The water that results from a defrost cycle of an air to air heat pump(runoff) must? ANS Drain off and away from the outdoor coil. 4. Why must the runoff be drained off and away from the outdoor coil? ANS Exces- sive ice can build up on the b...

Portage Learning BIOD 101 Module 1 Problem Set Essential Biology I with Lab 202 Bowman 4/6/22, 10:26 PM Module 1 Problem Set: Essential Biology I with Lab-2021- Bowman Answer: Matter is anything that takes up space, by having a volume, and has mass. Matter can exist in a solid, liquid or gaseous (vapor) state. All matter is made up of certain basic substances called elements (See section 1.1 in module). Your Answer: Matter is anything that takes up space, by having a volume, and has ma...

What are the typical uses of the center port of gauge set? - Used during evacuation charging and recovery procedures. What color are the gauges on a manifold gauge set? - Low pressure is blue High pressure is red. What are the typical ranges of pressure measurements used on the gauges of a manifold gauge set? - High side is 0 to 500 PSIG; Low side is 0 to 350 PSIG and 0 to 30 in. Hg below atmospheric pressure. Is the refrigerant leaving a condenser at a high or low pressure? Is it a liq...

EPA Section 608 Technician Certification Study Guide Questions And Answers` What are the typical uses of the center port of a gauge set? - Used during evacuation, charging and recovery procedures. What color are the gauges on a manifold gauge set? - Low pressure is blue, High pressure is red. What are the typical ranges of pressure measurements used on the gauges of a manifold gauge set? - High side is 0 to 500 PSIG; Low side is 0 to 350 PSIG and 0 to 30 in. Hg below atmospheric press...

EPA 608 Exam Questions and Answers What leak rate is permissible on industrial and process refrigeration? - Answer-Effective 6/14/93 any leak rate of 35% or more on equipment with 50 lbs. of charge or more must be repaired. Less than 35% is permissible. What leak rate is permissible on equipment (other than industrial or process equipment) that contains more that 50 lbs. of refrigerant? - Answer-Less than 15% annually. What is the easiest way to check the type of refrigerant used in a pa...

Nate Heat Pump Test Exam with Verified Answers The three processes that transfer heat energy are conduction, convection and ________ a. Concentration. b. Radiation. c. Refraction. d. Static pressure. - CORRECT ANSWER-Radiation Which of the following factors affects a customer's level of comfort? a. Air movement. b. Humidity. c. Temperature. d. All of the above. - CORRECT ANSWER-All of the above A cooling load calculation estimates the sensible heat gain of a structure. The...

1. R-22 vapor line diameters and lengths are typically specified for a vapor pressure drop that does not exceed ANS 6-7 psi or 6 degress F 2. The primary purpose of using flux when soldering copper or brass parts is to prevent ANS Oxidation 3. The water that results from a defrost cycle of an air to air heat pump (runoff) must drain off and away from the outdoor coil to prevent ANS Excessive ice build up 4. The component used to reduce sound transmission and prevent water leaks of a packag...

Ammo 67 exam questions and answers 100% pass Types of hazmat transportation land (highway/rail) sea air Define hazmat any material or substance capable of posing an unreasonable risk to health, safety, and property when transported. What training does the HAZMAT Familiarization and Safety in Transportation course provide? applicability and responsibility emergency response general awareness/familiarization security awareness What if the function of a DD Form 626? *Used by the Quality Assuranc...

which of the following can inspect welds on steel I beams in a commercial structure: A. Building inspector B. Contractor C. Designed professional engineer D. Jose the weld - C See GS160D-1106 Outdoor heated pool covers shall be provided with a ________? - Class 1 vapor retardant cover Energy Code R403.10.3 In a residence, Total duct leakage shall be less than or equal to __ cfm per 100 sq/ft of conditioned floor area served by that system - 5 Energy Code R403.3.3.1 In a residence, Hea...

On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? 6-7PSI or 6F What is the primary purpose of using flux when soldering copper or brass parts? Prevent Oxidation The water that results from a defrost cycle of an air to air heat pump(runoff) must? Drain off and away from the outdoor coil. Why must the runoff be drained off and away from the outdoor coil? Excessive ice can build up on the bottom of the coil and can redu...