Should the bulb of the thermostatic valve be positioned just below the inlet duct? aspiration? b) No               a) Yes The hot gas defrost method uses heat from: c) make-up water b) electrical resistances a) hot compressor refrigerant When the refrigerated space has been allowed to heat up to a temperature higher than the desired one, the system must go through a process outside the normal design conditions to regain its normal operation, this process is called: c) hot drop     a) overheating    b) subcoolin

Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN:9781305578296
Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Chapter5: Tools And Equipment
Section: Chapter Questions
Problem 8RQ: A vacuum pump is used to A. remove contaminants from a refrigeration system. B. vacuum dust before...
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Should the bulb of the thermostatic valve be positioned just below the inlet duct? aspiration?

b) No               a) Yes

The hot gas defrost method uses heat from:

c) make-up water

b) electrical resistances

a) hot compressor refrigerant

When the refrigerated space has been allowed to heat up to a temperature higher than the desired one, the system must go through a process outside the normal design conditions to regain its normal operation, this process is called:

c) hot drop     a) overheating    b) subcooling

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