Repair & Maintenance of Refrigerators & Deep Freezer : Modular Employable Skills
By: National Instructional Media Institute (NIMI).
Material type:
BookPublisher: Chennai National Instructional Media Institute (NIMI) 2010,c2007Description: 131.ISBN: MES50.Subject(s): Refrigeration & Air Conditioning : MESDDC classification: 621.57
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Contents :
1.Practical
-Identify common basic refrigeration tools,cut and bend soft copper tubing
-Swage and make a braze joint ,flare connections and pinching
-Identify the electrical components Refrigerators
-Check the electrical wiring of Refrigerators
-Make wiring circuit for deep freezer
-service direct cooled Refrigerators
-Service a deep freezer
-Braze the leak spot and leak test refrigerator
-Evacuate hermetic system in Refrigerator
-Charge hermetic system in Refrigerators
-Repair /service of HFC filled domestic Refrigerators
-Retrofit CFC ( R-12) filled the frost frees refrigerator for the symptom 'Poor Cooling '
-Troubleshoot and repair a deep freezer for the sympthon 'No Cooling "
2.Theory
-Common basic Refrigeration tools ,copper tube cutting and being method
-Swaging ,flaring,pinching and brazing technique
-Conventional and Frost free refrigerators
-Details of electrical components in refrigerators
-Electrical parts in Frost free refrigerators
-Wiring circuit of Deep freezer
-Detail of Refrigerator
-Periodic service of deep freezer
-Leak arrenting and testing methods
-Evacuation methods in Refrigeration
-Refrigerant charging methods
-Recovery of gas and service of Hfc 134a -Refrigerator
-Hydrocarbon refrigerants -retrofitting deep freezer
-Defects in Frost free Refrigerator -"Poor Cooling "
-No cooling of deep freezer for the sympthon"No cooling
2.Theory
-Common basic Refrigeration tools,copper tube cutting and bending method
-Swaging ,flaring ,pinching and brazing technique
-Conventional and frost free refrigerators
-Details of electrical components in Refrigerators
-Electrical parts in Frost free Refrigerators
-Wiring circuit of Deep freezer
-Details of refrigerator
-Periodic service of deep freezer
-Leak arresting and testing methods
-Evacuation method in Refrigeration
-Refrigerant charging methods
-Recovery of gas and service of HFC 134a -Refrigerator
Hydrocarbon refrigerants -retrofitting deep freezer
-Defects in Frost free Refrigerator 'Poor Cooling "
-'No cooling of deep freezer
3. Assignment & Test
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