NEXON BSVI MCE - SERVICE MANUAL

HVAC CONTENTS 1. TECHNICAL SPECIFICATIONS............................................................................................................. 1 2. TIGHTENING TORQUES........................................................................................................................ 3 3. PRECAUTIONS....................................................................................................................................... 8 4. HVAC SYSTEM LAYOUT & WORKING ................................................................................................ 9 5. COMPONENTS OF HVAC.................................................................................................................... 12 A. CONTROL PANEL ........................................................................................................................... 12 B. HVAC UNIT ...................................................................................................................................... 14 C. COMPRESSOR ............................................................................................................................... 16 D. CONDENSOR & RECEIVER DRIER............................................................................................... 17 E. ON VEHICLE INSPECTION ............................................................................................................ 17 F. TRINARY PRESSURE SWITCH/ SENSOR .................................................................................... 18 G. AIR INLET ACTUATOR................................................................................................................... 19 6. TROUBLESHOOTING .......................................................................................................................... 20 7. MAINTAINANCE ................................................................................................................................... 34 A. PRELIMINARY INSPECTION.......................................................................................................... 34 B. REGULAR MAINTENANCE............................................................................................................. 36 8. ON VEHICLE REPAIR .......................................................................................................................... 41 i. CONTROL PANEL ASSEMBLY ........................................................................................................ 41 ii. COMPRESSOR REMOVAL AND ASSEMBLY ................................................................................ 46 iii. BLOWER REMOVAL AND ASSEMBLY .......................................................................................... 46 iv. LPM REMOVAL AND ASSEMBLY .................................................................................................. 47 v. AIR FILTER REMOVAL AND ASSEMBLY....................................................................................... 47 vi. TXV .................................................................................................................................................. 50 vii. PRESSURE SENSOR / SWITCH................................................................................................... 50 viii. HVAC UNIT .................................................................................................................................... 51 ix. CONDENSOR SEALING DUCT ...................................................................................................... 51 ix. CONDENSOR.................................................................................................................................. 52 9. REFRIGERANT HOSES / PIPES ......................................................................................................... 53 10. DO'S & DON'TS .................................................................................................................................... 54