Chapter 15 and 16 Modern Refrigeration and Air Conditioning (Quizzes 1 and 2 for 1403) with Complete Solutions
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Chapter 15 And 16 Modern Refrigeration
Chapter 15 and 16 Modern Refrigeration and Air Conditioning (Quizzes 1 and 2 for 1403) with Complete SolutionsChapter 15 and 16 Modern Refrigeration and Air Conditioning (Quizzes 1 and 2 for 1403) with Complete SolutionsChapter 15 and 16 Modern Refrigeration and Air Conditioning (Quizzes 1 and 2 fo...
chapter 15 and 16 modern refrigeration and air con
chapter 15 and 16 modern refrigeration
what is the first step in troubleshooting any sys
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Chapter 15 and 16 Modern Refrigeration
Chapter 15 and 16 Modern Refrigeration
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Chapter 15 and 16 Modern
Refrigeration and Air Conditioning
(Quizzes 1 and 2 for 1403) with
Complete Solutions
What is the first step in troubleshooting any system or component? - ANSWER - Turn
off the voltage. Check L1 and L2 to ground.
Open-type electric motors will fail in which of the following three areas? - ANSWER -
Windings
Bearings
Centrifugal Switch
Electric motor windings fail in which of the following conditions? - ANSWER - Open
Shorted
Grounded
How can bearing failure be determined in a hermetic compressor? - ANSWER - Noise
Checking current
Seized up
True or False: The best way to check the contacts of a contactor is by visual
inspection. - ANSWER - True
True or False: The internal overload is difficult to check because it is in parallel with
the common terminal of the compressor. - ANSWER - False: It is directly connected
to line voltage. An ohm meter can be used to check the functioning across the
terminals.
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