National Instructional Media Institute (NIMI) creator text xxu Chennai National Instructional Media Institute (NIMI) 2015,c2007 monographic eng

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91 Contents : 1.Practical -To swage and make a brazed joint on copper tubing of same size -Identify the parts with function of a small capacity open type (1 HP) Reciprocating compressor -Identify different type of condenser,evaporator and expansion device -Compressor pumping test -Check winding value of sealed compressor -Identify the various electric motors and its parts used in refrigeration -Check suction ,discharge pressure ,grill temperature and current in split AC -Install and inspect domestic refrigeration & service Frost free refrigerator -Replace door line gasket and align door assembly -Install and Inspect Window A/C -Charge gas to room air conditioners and check the performance -Service of Split A/c -Install the water cooler and check its performance -Install the bottle cooler and check its performance 2.Theory -Fundamentals of Refrigeration -Refrigeration tools / equipment and thier functions -Use of measuring insruments in Refrigeration & Air conditioning -Refrigeration cycle -Study of condenser -Flood type and dry type evaporators -Expansion device used in Refrigerations -Introduction to electricity -Safety practice -Safety practice-fire extinguishers -Types of fire extinguishers -Series circuit and parallel circuit -Uses of Measuring instruments -Different types of electric motors 3. Assignment & Test Refrigeration & Air Conditioning : Modular Employable Skills 621.57 BAS MES48 National Instructional Media Institute (NIMI) BSDU 170710 20190501104752.0 English