PRODUCT .....................................................................................................2
1 PRODUCT LIST ..............................................................................................................................2
2 NOMENCLATURE ............................................................................................................................3
3 PRODUCT FEATURES.....................................................................................................................4
4 SPECIFICATIONS.............................................................................................................................5
5 CAPACITY CODE ...........................................................................................................................10
6 PRINCIPAL OF OPERATION.......................................................................................................... 11
CONTROL....................................................................................................13
1 Units’ Control...................................................................................................................................14
2 Wired Controller .............................................................................................................................15
3 Remote Controller ...........................................................................................................................34
INSTALLATION............................................................................................36
1 Engineering Installation Preparation and Notice .............................................................................37
2 Installation Materials Selection........................................................................................................37
3 Installation of outdoor unit ...............................................................................................................39
4 Installation of indoor Unit ..............................................................................................................40
5 Installation of Electronic Expansion Valve Assy (unit with external EXV)........................................43
6 Installation of Refrigerant Pipeline ..................................................................................................44
7 Installation of the Connection Pipe.................................................................................................47
8 Installation of Condensate Pipes.....................................................................................................52
9 Electric Wiring .................................................................................................................................54
10 Debugging of Unit .........................................................................................................................56
MAINTENANCE .............................................................................................59
1 Malfunction List ..............................................................................................................................60
2 Troubleshooting ..............................................................................................................................61
3 Power Distribution of Unit................................................................................................................ 65
4 Removal of Parts............................................................................................................................. 68
5 Vacuum drying for the system . ........................... .............. ............................................................ 81
6 Exploded View of Unit and Parts’ List .......... .................................................................................
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84
CONTENTS