1.2 Matters Need Attention ............................................................................................................... 64
1.3 Dimension Data and Installation Guide ....................................................................................65
1.4 Installation Clearance Data ........................................................................................................72
1.5 The method of calculating the charging pressure of expansion vessel needed to be
adjusted is as follows. ......................................................................................................................73
1.6 Connection of Pipeline ..............................................................................................................75
2 ELECTRIC WIRING WORK ...................................................................................... 77
2.1 Wiring Principle...........................................................................................................................77
2.2 PCB Outline .................................................................................................................................78
2.3 Electric Wiring Design ...............................................................................................................82
UNITS MAINTENANCE ............................................................................. 100
1 ERROR CODE LIST ............................................................................................... 100
2 FLOW CHART OF TROUBLESHOOTING ............................................................ 104
3 DIAGNOSIS OF DRIVING....................................................................................... 108
3.1 Diagnosis Flowchart of Driving of Single-phase Unit and Three-phase Unit......................108
4 DISASSEMBLY AND ASSEMBLY PROCEDURE OF MAIN PARTS .................... 112
5 EXPLODED VIEWS AND PART LIST .................................................................... 129
5.1 Outdoor Exploded View and Part List.....................................................................................129
5.2 Indoor Exploded View and Part List........................................................................................139
5.3 Water Tank Exploded View and Part List ................................................................................147