1. Check aircon for any mulfunction.
2. Dismantle aircon compartment
3. Dismantle aircon parts including the eveporator.
4. Check for blockage, straighten fins (non-damaged), vacuum, and clean evaporator coil
5. Dismantle blower for inspection (for dismantleable blower)
6. Wash blower interior and exterior aircon compartment
7. Check, clean and vacuum drainage system
8. Wash and clean drain tray
9. Wash and clean filters
10. Wash and clean filter
11. Wash exterior aircon cover
12. Full assembly of aircon
13. Check refrigerant pressure
14. Check for working condition