TIAGO

HVAC TABLE OF CONTENTS 10.1 GENERAL INFORMATION................................................................................................................ 1 10.1.1. SPECIFICATIONS....................................................................................................................... 1 10.1.2. TIGHTENING TORQUES ............................................................................................................ 3 10.1.3. PRECAUTIONS......................................................................................................................... 11 10.1.4. HVAC SYSTEM LAYOUT & WORKING..................................................................................... 13 10.1.5. COMPONENTS OF HVAC......................................................................................................... 15 10.1.5.1. CONTROL PANEL .......................................................................................................... 15 10.1.5.2. HVAC UNIT..................................................................................................................... 18 10.1.5.3. COMPRESSOR .............................................................................................................. 21 10.1.5.4. CONDENSOR & RECEIVER DRIER ............................................................................... 22 10.1.5.5. THERMISTOR / THERMO SENSOR............................................................................... 23 10.1.5.6. TRINARY PRESSURE SWITCH/ SENSOR..................................................................... 25 10.1.5.7. AIR INLET ACTUATOR................................................................................................... 26 10.1.6. TROUBLESHOOTING............................................................................................................... 27 10.2 MAINTAINANCE.............................................................................................................................. 41 10.2.1. PRELIMINARY INSPECTION .................................................................................................... 41 10.2.2. REGULAR MAINTENANCE....................................................................................................... 43 10.2 ON VEHICLE REPAIR ..................................................................................................................... 47 10.3.1. CONTROL PANEL ASSEMBLY................................................................................................. 47 10.3.2. COMPRESSOR......................................................................................................................... 52 10.3.3. BLOWER................................................................................................................................... 52 10.3.4. BLOWER RESISTER................................................................................................................. 53 10.3.5. FILTER...................................................................................................................................... 53 10.3.6. TXV ........................................................................................................................................... 54 10.3.7. PRESSURE SENSOR / SWITCH............................................................................................... 54 10.3.8. HVAC UNIT ............................................................................................................................... 55 10.3.9. CONDENSOR SEALING DUCT................................................................................................. 55 10.3.10. CONDENSOR ......................................................................................................................... 56 10.3.11. REFRIGERANT HOSES.......................................................................................................... 57 10.3.12. DO's & DON’T's ....................................................................................................................... 59 10.2 OVERHAULING HVAC UNIT ........................................................................................................... 60