Centrifugal chiller - Study guides, Class notes & Summaries
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Z-51 REFRIGERATION TEST With Correct Solutions 2024 Update
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Z-51 REFRIGERATION TEST With Correct Solutions 
2024 Update 
Efficiency of the refrigerant cycle is affected by the operations of the condenser. Of the following, a more 
efficient centrifugal compressor operation results from: - Answer -Lowering the condensing pressure 
The heat removed from the refrigerant in a condenser is: - Answer -Sensible and latent heat 
The refrigerant unit that you have been assigned to is being taken out of service for a major repair. You 
have been assigned to withdr...
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Z-51 Written Exam Questions and Complete Solutions.
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Z-51 Written Exam Questions and Complete Solutions 
 
In a steam turbine, what is the function of a Kingsbury thrust bearing? 
 
A) Maintain first stage steam pressure. 
B) Compensate for coupling misalignment. 
C) Adjust shaft torque at start up. 
D) Maintain axial positioning of the rotor shaft. - Answer: D) Maintain axial positioning of the rotor shaft. 
 
The ratio of actual pressure of water pressure in the atmosphere to the saturated pressure of given temperature is 
 
A) partial pressure....
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EPA 608 Type 3 exam with 100% correct answers
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On low pressure chillers, moisture typically enters the refrigerant system through 
air leaks from areas with gaskets or fittings 
 
 
 
The maximum test pressure for leak testing a low pressure centrifugal is: 
10 psig 
 
 
 
Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on CFC-11 chiller 
... 
 
 
 
A hydrostatic tube test kit is used to: 
determine if a tube leaks 
 
 
 
Commercial and industrial process refrigeration systems must be repaired when the leak rate...
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EPA 608 Type 3 Questions and Answers Already Passed
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EPA 608 Type 3 Questions and Answers Already Passed On low pressure chillers, moisture typically enters the refrigerant system through air leaks from areas with gaskets or fittings 
The maximum test pressure for leak testing a low pressure centrifugal is: 10 psig 
Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on CFC-11 chiller ... 
A hydrostatic tube test kit is used to: determine if a tube leaks 
Commercial and industrial process refrigeration systems must be rep...
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EPA 608 Type 3 questions with correct answers
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On low pressure chillers, moisture typically enters the refrigerant system through ans air leaks from areas with gaskets or fittings 
 
The maximum test pressure for leak testing a low pressure centrifugal is: ans 10 psig 
 
Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on CFC-11 chiller ans ... 
 
A hydrostatic tube test kit is used to: ans determine if a tube leaks 
 
Commercial and industrial process refrigeration systems must be repaire...
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Centrifugal, Chiller Questions Solution
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Centrifugal, Chiller Questions Solution
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EPA 608 Type 3 exam with 100% Complete Solutions (Latest 2024/2025)
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EPA 608 Type 3 exam with 100% Complete Solutions (Latest 2024/2025)The maximum test pressure for leak testing a low pressure centrifugal is: 
10 psig 
Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on 
CFC-11 chiller 
... 
A hydrostatic tube test kit is used to: 
determine if a tube leaks 
Commercial and industrial process refrigeration systems must be repaired when 
the leak rate exceeds ____ of the charge per year. 
35% 
Refrigerant recovery typically start with ...
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EPA 608 Type 3 exam with 100% correct answers
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EPA 608 Type 3 exam with 100% correct answers 
 
1.	On low pressure chillers, moisture typically enters the refrigerant system through *correct answer*air leaks from areas with gaskets or fittings 
2.	The maximum test pressure for leak testing a low pressure centrifugal is: *correct answer*10 psig 
3.	Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on CFC-11 chiller *correct answer*...
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501 HVAC study guide Questions and Answers | Ne
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50 degrees centigrade equals 
Ans: 122 degrees F. (1.8 x C + 32F). 
An evaporator, generator, absorber, is a 
Ans: component of an absorption water chiller. 
A British Thermal Unit is 
Ans: the amount of heat required to change, one pound of water one degree Fahrenheit. 
A centrifugal compressor is 
Ans: basically a large capacity unit that handles large volumes of refrigerant. 
A common type of refrigerant control device used on centrifugal systems is? 
Ans: a high side float. 
A compressor rai...
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EPA 608 Study Guide Questions With Revised Correct Answers BEST UPDATED!!
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EPA 608 Study Guide Questions 
With Revised Correct Answers 
BEST UPDATED!! 
Where would you place a leak detector probe to check gas 
leaks into the water box with water removed - ANSWER 
the drain valve opening 
In 
Which of the following indicates air in a low pressure system - 
ANSWER 
High head pressure 
A hydrostatic tube test kit will - ANSWER 
tube leaks 
Determine if a 
When leak testing a low pressure centrifugal chiller with 
nitrogen what is the maximum tes...
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