PACD011001C2
Appendix 561
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1. Wiring Diagrams (Outdoor Unit)..........................................................562
1.1 MX1 Series...........................................................................................562
1.2 ME1 Series (Heat Recovery)................................................................564
1.3 MX1R Series ........................................................................................566
1.4 ME1R Series (Heat Recovery).............................................................568
1.5 MA1R Series (Combination).................................................................570
2. Wiring Diagrams (Indoor Unit).............................................................572
2.1 2-Way Cassette Type...........................................................................572
2.2 4-Way Cassette Type...........................................................................574
2.3 Corner Type .........................................................................................575
2.4 Built-In Type .........................................................................................576
2.5 Ducted Type.........................................................................................578
2.6 Ceiling Type .........................................................................................580
2.7 Wall Type .............................................................................................581
2.8 Floor Standing Type / Concealed Floor Standing Type .......................582
2.9 Small Duct Type...................................................................................583
3.
Characteristics...............................................................................................584
3.1 R407C Characteristics .........................................................................584
3.2 Thermistor Resistance / Temperature Characteristics .........................585
3.3 Pressure Sensor...................................................................................587
3.4 Method of Replacing The Inverter’s Power Transistors and
Diode Modules .....................................................................................588
4.
Precaution .....................................................................................................590
4.1 PC Boards and Remote Controller’s Mode No.....................................590
5.
Typical Wiring Mistakes.................................................................................591
5.1 Typical Wiring Mistakes........................................................................591
6. Interface Adaptor.................................................................................598
6.1 BMS Interface Adaptor for Unified Group (KRP2A51·52) ....................598
6.2 BMS Interface Adaptor for Individual and Unified Control
(KRP4A51 / KRP4A52 / KRP4A53)......................................................603
6.3 Signal Output Adaptor PCB for Optional Accessory
(KRP1B61 / KRP1B2 / KRP1B3)..........................................................606
6.4 Interface Adaptor for Urban Split Series (CZ-102AP11P)....................608
6.5 Interface Adaptor for Other Air Conditioners (CZ-103AP11P) .............610
6.6 BMS Interface Adaptor for Outdoor Units
(DTA104A51 · DTA104A52).................................................................613
6.7 BMS Interface Adaptor (DCS302A52)..................................................616
7.
Precautions in Servicing The Models with New-type Refrigerant..................620
7.1 Tools Required.....................................................................................620
7.2 Notes for Work Procedures..................................................................621
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