REPAIR AND MAINTENANCE OF WINDOW & SPLIT A.C
Name of Sector Refrigeration & Air Conditioning Name of Module Repair And Maintenance Of Window & Split A.C
Minimum Age 18 Years Duration of Course 6 Months
ADU Code REF 706

Degree in Mechanical Engineering with one year Experience

(OR)

Diploma in Mechanical Engineering with two year Experience

(OR)

NTC/ NAC in RAC Trade with three years of Experience



1. Familiarization of air conditioning tools, Instruments & Equipments.

2. Tube cutting, bending, flaring, swaging, brazing, welding.

3. Measuring Current, voltage, resistance, temperature and pressure.

4. Check open circuit, short circuit and earth of hermetic compressor.

5. Identify starting , running, common terminal.

6. Check relay, OLP, thermostat, Capacitors Fan motors, and Oscillating motors.

7. Check the wiring circuit of window AC and Split A.C.

8. Check the efficiency of hermetic compressor.

9. Dismantle and Assemble hermetic Compressor.

10. Identify the trouble and rectification.

11. Descaling condenser coil, evaporator and filter.

12. Flushing Condenser and Evaporator.

13. Leak Testing, Evacuation, Gas Charging In Window and Split A.C.

14. Servicing the window and Split A.C.

15. Check the performance of Air conditioner.

16. Installation of Window and Split A.C.



Underpinning Knowledge (Theory) Practical Competencies
  • Safety Precautions, study the function and working of Air conditioning tools, Instruments & Equipments.
  • Study the construction and working of V.C. Cycle of Window and Split A.C.
  • Study the current, voltage, resistance measuring.
  • Study the open circuit, short circuit and earth testing.
  • Study the compressor, condenser, capillary tube, drier, and evaporator used in window and split A.C.
  • Study the different types of motors used in Air Conditioners.
  • Study the different types of relays, OLP, thermostat, fan, Capacitors, oscillating motors in window and split A.C.
  • Study the trouble shooting in Air Conditioners.
  • Care and maintenance of air conditioner.
  • Wiring Circuit of Air conditioner.
  • Installation method of Air conditioner.
  • Familiarization of air conditioning tools, Instruments & Equipments.
  • Tube cutting, bending, flaring, swaging, brazing, welding.
  • Measuring Current, voltage, resistance, temperature and pressure.
  • Check open circuit, short circuit and earth of hermetic compressor.
  • Identify starting , running, common terminal
  • Check relay, OLP, thermostat, Capacitors Fan motors, and Oscillating motors.
  • Check the wiring circuit of window AC and Split A.C.
  • Check the efficiency of hermetic compressor.
  • Dismantle and Assemble hermetic Compressor.
  • Identify the trouble and rectification
  • Decaling condenser coil, evaporator and filter.
  • Flushing Condenser and Evaporator.
  • Leak Testing, Evacuation, Gas Charging In Window and Split A.C.
  • Servicing the window and Split A.C.
  • Check the performance of Air conditioner.
  • Installation of Window and Split A.C.