Contents
10-2 Outdoor Unit (mini DVM Series)
..............................................................................................
10-21
10-3 Outdoor Unit (DVM Plus
2
Series)
.........................................................................................
10-22
10-3-1 MAIN PCB_AC
....................................................................................................................
10-22
10-3-2 MAIN PCB_DC
....................................................................................................................
10-23
10-3-3 POWER PCB
.......................................................................................................................
10-24
10-3-4 CT PCB
...................................................................................................................................
10-25
11. Operating Instructions and Installation
..................................................................
11-1
11-1 mini-DVM system
............................................................................................................................
11-1
11-1-1 Features .................................................................................................... 11-1
11-1-2 Installation ................................................................................................. 11-5
11-2 DVM Plus2 System............................................................................................ 11-7
11-2-1 Features .................................................................................................... 11-7
11-2-2 Technology................................................................................................. 11-12
11-2-3 Installation .................................................................................................11-23
12. Troubleshooting
..............................................................................................................................
12-1
12-1 Operating flow of outdoor unit ............................................................................ 12-1
12-1-1 Initial tracking (communication check) - indicated if abnormal ...... 12-2
12-1-2 Reverse Phase/Missing Phase Detection (outdoor unit using 3 phase power)
- indicated if abnormal .................................................................. 12-3
12-1-3 Compressor preheating - indicated.................................................... 12-5
12-2 Self Diagnosis by Indoor Unit LED (Display Lamp) Display .............................. 12-6
12-3 Self Diagnosis by Outdoor Unit Error Display .................................................... 12-8
12-3-1 Error Display Method ............................................................................... 12-8
13. Block Diagram
...................................................................................................................................
13-1
13-1 Indoor Unit .......................................................................................................... 13-1
13-1-1 1 way cassette type ................................................................................. 13-1
13-1-2 2 way cassette type ................................................................................. 13-2
13-1-3 4 way cassette type ................................................................................. 13-3
13-1-4 Mini 4 way cassette type.......................................................................... 13-4
13-1-5 Duct type(Built-in/High & Low pressure).................................................. 13-5
13-1-6 Duct type(Slim)......................................................................................... 13-6
13-1-7 Wall-Mounted type(Premium)................................................................... 13-7
13-1-8 Wall-Mounted type(Prestige).................................................................... 13-8