Hvacr unit 6 - Study guides, Class notes & Summaries
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HVACR UNIT 65 EXAM WITH ALL QUESTIONS AND ANSWERS
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HVACR UNIT 65 EXAM WITH ALL QUESTIONS AND ANSWERS...
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HVACR UNIT 66 TEST 2024
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HVACR UNIT 66 TEST 2024...
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HVACR UNIT QUESTIONS AND ASWERS
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A grain is a small measurement of weight that is used to measure water vapor in the air. How many 
grains are equal to one pound? - 7,000 
Area measurements are used to measure: - The size of a floor in a room. 
For which of the following measurements is area used? - Surfaces 
How many grains are in a pound? - 7,000 
How many ounces equal one pound? - 16 
If you have a system with a 4 gallon per minute (gpm) flow rate, how many gallons will be delivered in 
one hour? - 240 gallons 
If you need t...
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HVACR UNIT 55 QUESTIONS AND ANSWERS ALREADY PASSED
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HVACR UNIT 55 QUESTIONS AND 
ANSWERS ALREADY PASSED 
 
A major difference between the operation of an oil furnace and a gas furnace is that: The oil 
must be atomized before ignition. 
 
An oil furnace heat exchanger is built: Like a drum. 
 
How are oil burner nozzles rated? Cone shape, spray angle, and GPH 
 
Modern residential oil furnaces sense the flames using: A cadmium sulfide cell. 
 
Sealed combustion oil furnaces use: High static oil burners. 
 
Select the functions that the primary co...
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NATE Air Conditioning and Heat Pump Exam Questions and Answers Updated 2024-2025 (GRADED A+)
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NATE Air Conditioning and Heat Pump Exam Questions and Answers Updated (GRADED A+) The maximum sensible cooling capacity of a heat pump should be within ______% of 
the calculated sensible heat gain of a structure with a large heating load. - ANSWER- 
+25% 
The combined output of a heatpump and its auxiliary heat should not exceed the 
calculated heat loss of a home by more than ____%. - ANSWER-15% 
What amount of auxiliary electronic heat is needed when the output of a heat pump on a 
design d...
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HVACR UNIT 55 EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+
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HVACR UNIT 55 EXAM | QUESTIONS & 
ANSWERS (VERIFIED) | LATEST UPDATE | 
GRADED A+ 
A major difference between the operation of an oil furnace and a gas furnace is that: 
Correct answer: The oil must be atomized before ignition. 
An oil furnace heat exchanger is built: 
Correct answer: Like a drum. 
How are oil burner nozzles rated? 
Correct answer: Cone shape, spray angle, and GPH 
Modern residential oil furnaces sense the flames using: 
Correct answer: A cadmium sulfide cell. 
Sealed combust...
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NATE Air Conditioning and Heat Pump with 100% correct answers
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Which of the following factors affects a customers level of comfort? 
All of the above 
 
 
 
A cooling load calculation estimates the sensible heat gain of the structure. The cooling-only system should be within _____% of this calculated value. 
+15% 
 
 
 
The maximum sensible cooling capacity of a heat pump should be within ______% of the calculated sensible heat gain of a structure with a large heating load. 
+25% 
 
 
 
The combined output of a heatpump and its auxiliary heat should not exc...
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HVACR Package Deal With Verified Study Solutions (Questions And Answers) Rated A+
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HVACR Package Deal With Verified Study Solutions (Questions And Answers) Rated A+
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EPA 609 Certification Questions & Answers Accurate 100%
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An ----- should be taken and ----- if a system has a major component failure. - Answer oil sample 
analyzed 
 
(evacuation) The system vacuum gauge should be connected ----- from the vacuum pump. - Answer far as possible 
 
To receive any certification, which section must be passed? - Answer Section A (core) 
 
Always review the -----, when working with any solvents, chemicals, or refrigerants - Answer material safety data sheets 
 
Cylinders should be transported in an ----- position - Answer u...
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NATE Exam: Core Essentials, questions and answers. Verified
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NATE Exam: Core Essentials, questions and answers. Verified 
d (very important) 
The ability to utilize all types of communication skills is ____ to the HVACR technician. 
 
a. not as important as "hands-on" technical skills 
b. somewhat important 
c. unimportant 
d. very important 
 
 
 
d (all of the above: clear, complete, concise) 
It is important to be ____ in filling out service orders so that office staff, other technicians, and customers will know what work you completed on the job. 
...
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