02006nam a22002177a 4500 987 987 OSt 20190501160350.0 170710b xxu||||| |||| 00| 0 eng d MES49 National Instructional Media Institute (NIMI) 36280 24/04/2017 09/06/17 BSDU English BSDU 629.2772 REP National Instructional Media Institute (NIMI) Repair & Maintenance of Car Air Conditioning Unit : Modular Employable Skills Chennai National Instructional Media Institute (NIMI) 2010,c2008 113 Contents : 1. Practical -identify all components ,controls and safety devices with function and specifications in a car a/c system -Compressor dismantling -Compressor & parts removal for service -Blower /Motor -Cooling coil -service of condensor -Check oil level and adding oil -Use multi meter -Check and test thermostat in direct refrigerator and test compressor without relay -Tracing the A/c wiring circuit -Leak test -NO cooling -Recovery of refrigerant from the system using passive method-The cherge migration method -Evacuation & Gas Charging -Troubleshoot and repair auto/car a/c system for the symptom "No Cooling " -Trouble shooting '(Sub symptom compressor problem ) noisy 2.Theory -Safety -Refrigerants & oils -Identification of compressor -Identification of mechanical devices used in car air conditioning unit -Identification of control devices of car air-conditioning unit -Function of car air condition system -Type of current -measuring voltage and current using multi meter -Electrical part of an air conditioning in car -Inspection of the car Air conditioning system -Recovery -Evacuation of the Refrigeration system -Charging Refrigerant in a system -Performance of Auto A/c System Maintenance 3.Assignment & Test Refrigeration & Air Conditioning : MES Car A C unit ddc BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011053 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011054 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 1 RB BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011055 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011056 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011057 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011058 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011059 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011060 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011061 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011062 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011063 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011064 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011065 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011066 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011067 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011068 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 1 629.2772 REP 011069 2023-06-14 00:00:00 2023-05-25 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 1 629.2772 REP 011070 2020-02-12 00:00:00 2019-11-20 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 1 629.2772 REP 011071 2021-12-27 00:00:00 2021-10-05 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011072 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011073 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011074 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011075 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011076 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011077 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011078 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011079 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011080 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011081 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011082 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011083 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011084 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011085 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 1 629.2772 REP 011086 2020-02-12 00:00:00 2019-08-12 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011087 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011088 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011089 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011090 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011091 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 65.00 0 629.2772 REP 011092 2020-02-12 00:00:00 2017-07-10 BK