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Wall Mounted Multi-Zone Split System Air Conditioner
Wall Mounted Multi-Zone Split System Air Conditioner Service Manual
TABLE OF CONTENTS
Combination table.......................................................................................................................................3
Safety Precautions......................................................................................................................................4
Seaside applications and installation .....................................................................................................10
Dimensions................................................................................................................................................11
Indoor Unit..............................................................................................................................................11
Outdoor Unit...........................................................................................................................................12
Product Specifications .............................................................................................................................15
Indoor Unit..............................................................................................................................................15
Outdoor Unit...........................................................................................................................................16
Installation .................................................................................................................................................19
Installation Parts.....................................................................................................................................19
Installation Tools.....................................................................................................................................19
Selecting the best location ....................................................................................................................20
Piping length and elevation ....................................................................................................................21
Installing installation Plate(Standard Type) ............................................................................................22
Drilling the hole in the wall ....................................................................................................................22
Flaring Work and Connection of Piping..................................................................................................23
Flaring work............................................................................................................................................23
Connecting the Piping ............................................................................................................................24
Connecting the Cable between Indoor Unit and Outdoor Unit .............................................................31
Connect the cable to the Indoor unit. .....................................................................................................31
Connect the cable to the Outdoor unit....................................................................................................32
Methods of connecting the cable............................................................................................................33
Checking the Drainage, Insulating the pipe and special piping applications .....................................35
Checking the drainage............................................................................................................................35
Insulating the pipe and special piping applications ................................................................................36
Air Purging and Evacuation .....................................................................................................................37
Leak checking ........................................................................................................................................37
Evacuation..............................................................................................................................................38
Charging ....................................................................................................................................................39
Test Running .............................................................................................................................................40
Operation ...................................................................................................................................................41
Function of control..................................................................................................................................41
Function of Indoor Unit...........................................................................................................................46
Function of Outdoor Unit ........................................................................................................................47
Remote Control Operation .....................................................................................................................48
Disassembly ..............................................................................................................................................49
Indoor Unit..............................................................................................................................................49
Schematic Diagram...................................................................................................................................52
Electronic Control Device .......................................................................................................................52
Wiring Diagram.......................................................................................................................................55
Component Locations ............................................................................................................................57
Troubleshooting Guide .............................................................................................................................61
Refrigeration Cycle Diagram ..................................................................................................................61
Self-diagnosis Function..........................................................................................................................64
Cycle Troubleshooting Guide..................................................................................................................65
Electronic Parts Troubleshooting Guide .................................................................................................66
Error Code..............................................................................................................................................72
2-way, 3-way Valve ....................................................................................................................................76
Exploded View...........................................................................................................................................80
Indoor Unit .............................................................................................................................................80
Outdoor Unit...........................................................................................................................................81