Table of Contents
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SAFETY CAUTION .....................................................................................................
REFRIGERANT (R410A)............................................................................................
1. WIRING DIAGRAMS ..............................................................................................
2. PARTS RATING ......................................................................................................
2- 1. Outdoor Unit (MMY-MUP***1HT9P-UL*) ...........................................................................
2- 1-1. Winding resistance of outdoor unit main parts ....................................................
2- 2. Inverter Assembly ..............................................................................................................
2- 3. Parts Layout in Outdoor Unit ............................................................................................
2- 4. Parts Layout in Inverter Assembly ..................................................................................
2- 5. Outdoor (Inverter) Print Circuit Board ............................................................................
2- 5-1. Interface P.C. board (MCC-1747) ............................................................................
2- 5-2. Noise Filter P.C. board (MCC-1749) .......................................................................
2- 5-3. Capacitor P.C. board (MCC-1711) ..........................................................................
2- 5-4. Inverter P.C. board for compressor (MCC-1746).....................................................
2- 5-5. Inverter P.C. board for fan (MCC-1734)....................................................................
2- 5-6. USB isolate P.C. board (MCC-1754) ........................................................................ 36
3. REFRIGERANT PIPING SCHEMATIC DRAWING ................................................
4- 1. Refrigerant Flow (Cooling) ...............................................................................................
4- 2. Refrigerant Flow (Single Defrost) .....................................................................................
4- 3. Refrigerant Flow (Heating) ...............................................................................................
4- 4. Refrigerant Flow (Individual Defrost) .............................................................................
4- 5-1. (1) Refrigerant Flow (Automatic emergency cooling) .........................................
4- 5-1. (2) Refrigerant Flow (Automatic emergency cooling) .........................................
4- 5-2. (1) Refrigerant Flow (Automatic emergency heating) .........................................
4- 5-2. (2) Refrigerant Flow (Automatic emergency heating) .........................................
4- 6. Refrigerant Flow (Reclaim) ..............................................................................................
5. CONTROL OUTLINE ..............................................................................................
5-1. Outdoor Unit .......................................................................................................................
5-2. Indoor Unit ..........................................................................................................................
6. APPLIED CONTROL AND FUNCTIONS ...............................................................
6- 1. Method to Set Outdoor Unit Function Code No. (O.DN ) ................................................
6- 2. Applied Control of Outdoor Unit ......................................................................................
6- 2-1. Outdoor Fan High Static Pressure Shift ...............................................................
6- 2-2. Priority Operation Mode Setting .............................................................................
6- 2-3. Applied Control of Outdoor Unit ...........................................................................
6- 3. Notice Code .......................................................................................................................
6- 4. System Cooperation Defrosting ......................................................................................
6- 5. Night operation (Sound reduction control) .....................................................................
7. TEST OPERATION .................................................................................................
7- 1. Procedure and Summary of Test Operation ..................................................................
7- 2. Check Items before Test Operation (before powering-on) ...........................................
7- 3. Check at Main Power-on .................................................................................................
7- 4. Address Setup ..................................................................................................................
7- 4-1. Precautions .............................................................................................................
7- 4-2. Address Setup and Check Procedure ...................................................................
7- 4-3. Address Setup Procedure ......................................................................................
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