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July 4th, 2014, 04:22 PM
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Join Date: Mar 2012
Re: CBSE 12 Class Air-Conditioning and Refrigeration-III Exam Papers

As per your request here I am sharing the CBSE Class 12 Air-Conditioning and Refrigeration-III Exam Previous Years Question Paper:

Briefly describe the following processes: .
(a) Charging the system through suction valve 4
(b) Descaling of a condenser




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