Package Air Conditioner MCQ with Answers

Package Air Conditioner MCQ with Answers

21) Which control terminals are shorted before pump down operation in package AC?

Answer is:

L.P cut-out switch

22) Which valve is kept closed to check the function of low pressure switch?

Answer is:

Liquid line valve

23) What is the advantage of water pressure cut out switch in package AC?

Answer is:

Protect the compressor

24) Which safety control is manually reset after rectifying the faults in packages AC?

Answer is:

HP

25) Which safety switch deactivates the compressor motor circuit if suction pressure falls below the safe limit in package AC?

Answer is:

Low pressure switch

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