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Contents
Introduction ......................................................................................................................... 5
Summary ............................................................................................................................. 8
Outline of MMS (Modular Multi System) ............................................................................ 10
Parts Specifications........................................................................................................... 12
Construction Views – Outdoor Units ................................................................................. 21
Construction Views – Indoor Units .................................................................................... 22
Wiring Diagrams ................................................................................................................ 31
Refrigerant Piping Systematic Drawings ........................................................................... 44
Combined Refrigerant Piping Systematic Drawings.......................................................... 49
Refrigerant Cycle Schematic – Indoor Units ..................................................................... 53
Outline of Control ..............................................................................................................54
Self Diagnostic Display Information................................................................................... 67
Control Circuit Configuration ............................................................................................. 71
Troubleshooting ................................................................................................................ 76
Back-up Operation .......................................................................................................... 122
Forced Function of Oil Level Detection ........................................................................... 126
Refrigerant Pipe Installation ............................................................................................ 127
Trial Operation ................................................................................................................ 132
Replacing the Compressor .............................................................................................. 145
Exploded Views and Service Parts ................................................................................. 156
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