03029nam a22002297a 4500 794 794 OSt 20190503161212.0 170701b xxu||||| |||| 00| 0 eng d COE26 National Instructional Media Institute (NIMI) 36280 24/04/2017 06/06/17 BSDU English BSDU 621.58 BAS National Instructional Media Institute (NIMI) Basic Refrigeration – I : Sector Refrigeration & Air Conditioning (For Centres of Excellence) Chennai National Instructional Media Institute 2013,c2008 92 Contents : Practical -Prepare copper tube joints -Replace door liner gasket and align door assembly -Install the refrigerator with care -Service and clean the refrigerator with care -Service and clean the refrigerator -Service and clean the refrigerator Test electrical components in refrigerator -Remove and refix the refrigerator door -Dismantle the Hermetic compressor -Check and rectify the valve assemblies -Assemble ,weld dome and add oil to hermetic compressor -Recover CFC/HCFC from the refrigeration system Recover HFC from the refrigeration -Check electrical wiring of conventional refrigerator by RSIR method -Check electrical wiring of conventional refrigerator by CSIR method -Prepation for repairs and replacement of components -Troubleshoot & repair refrigerator for the symptom’No cooling ‘and sub – symptom ‘compressure does not start’ -Troubleshoot & repair refrigerator for the symptom’No cooling ‘and sub – symptom ‘Gas leak ‘ -Troubleshoot & repair refrigerator for the symptom’No cooling ‘and sub – symptom ‘Compressure running but not pumping refrigerant‘ -Troubleshoot & repair refrigerator for the symptom’No cooling ‘and sub – ‘Poor cooling’ and sub symptom ‘Moisture in the system’ Theory -history of refrigeration and cooper tube connections used in system -Heat and its measurements -Propertes of air and gases -Working principle of refrigeration components -Details of the components of refrigeration -Functions of electrical components in conventional refrigerator -Refrigerator door assembly -Method of lubrication of selected compressor -Details of compressor valves -Study of compressor -Refrigerants – History,classification & Properties -Environments impact and recovery of refrigerant -RSIR wiring -CSIR Circuit -Methods of leak testing and leak detectors use -Defects in conventional refrigerator -’No cooling ‘ - Gas leak -Defects in conventional refrigerator - ‘Filter drier choke “ -Defects in conventional refrigerator - ‘No cooling “-”ompressor running but not pumping of refrigerant “ -Defects in conventional refrigerator - ‘Poor Cooling“ - Moisture in the system Refrigeration & Air Conditioning : Centres of Excellence Refrigeration DGT, MSDE, Govt of India ddc BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003715 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 1 621.58 BAS 003716 2020-02-12 00:00:00 2018-08-07 2017-07-01 BK 0 0 ddc 0 1 RB-COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003717 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003718 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003719 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 2 621.58 BAS 003720 2023-07-27 00:00:00 2023-07-25 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003721 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003722 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003723 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003724 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003725 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 1 621.58 BAS 003726 2020-02-12 00:00:00 2018-02-17 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003727 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003728 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003729 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003730 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 1 621.58 BAS 003731 2020-02-12 00:00:00 2018-09-06 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003732 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003733 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003734 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 1 621.58 BAS 003735 2021-01-29 00:00:00 2021-01-08 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 1 621.58 BAS 003736 2020-02-12 00:00:00 2019-04-26 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003737 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003738 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003739 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003740 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003741 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003742 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003743 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003744 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003745 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003746 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003747 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003748 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003749 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003750 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003751 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003752 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003753 2020-02-12 00:00:00 2017-07-01 BK 0 0 ddc 0 0 COE BSDU BSDU SDL 2017-07-01 55.00 0 621.58 BAS 003754 2020-02-12 00:00:00 2017-07-01 BK