Table Of Contents - Toshiba MMY-MUP0801HT8P-TR Service Manual

SAFETY CAUTION ....................................................................................................... 6
REFRIGERANT (R410A)............................................................................................ 21
1. WIRING DIAGRAMS .............................................................................................. 24
2. PARTS RATING ...................................................................................................... 27
2- 1. Outdoor Unit (50Hz model: MMY-MUP***1HT8*) ............................................................. 27
2- 1-1. Winding resistance of outdoor unit main parts .................................................... 28
2- 2. Inverter Assembly .............................................................................................................. 29
2- 3. Parts Layout in Outdoor Unit ............................................................................................ 30
2- 4. Parts Layout in Inverter Assembly ................................................................................... 31
2- 5. Outdoor (Inverter) Print Circuit Board ............................................................................. 34
2- 5-1. Interface P.C. board (MCC-1747) ............................................................................. 34
2- 5-2. Noise Filter P.C. board (MCC-1748) ........................................................................ 35
2- 5-3. Inverter P.C. board for compressor (MCC-1729) ................................................... 36
2- 5-4. Inverter P.C. board for fan (MCC-1734) .................................................................. 37
2- 5-5. USB isolate P.C. board (MCC-1754) ........................................................................ 38
3. REFRIGERANT PIPING SCHEMATIC DRAWING ................................................ 39
4. COMBINED REFRIGERANT PIPING SYSTEM SCHEMATIC DIAGRAMS .......... 44
4- 1. Refrigerant Flow (Cooling) ................................................................................................ 44
4- 2. Refrigerant Flow (Single Defrost) ..................................................................................... 45
4- 3. Refrigerant Flow (Heating) ................................................................................................ 46
4- 4. Refrigerant Flow (Individual Defrost) .............................................................................. 47
4- 5-1. (1) Refrigerant Flow (Automatic emergency cooling) .......................................... 48
4- 5-2. (1) Refrigerant Flow (Automatic emergency heating) .......................................... 50
4- 6. Refrigerant Flow (Reclaim) ............................................................................................... 52
5. CONTROL OUTLINE .............................................................................................. 53
5-1. Outdoor Unit ........................................................................................................................ 53
5-2. Indoor Unit ........................................................................................................................... 62
6. APPLIED CONTROL AND FUNCTIONS ............................................................... 73
1. Optional Connector Specifications of Indoor P.C.Board...................................................73
6-
6- 2. Test Operation of Indoor Unit ............................................................................................ 75
6- 3. Method to Set Indoor Unit Function DN Code ................................................................. 76
6- 4. Method to set Outdoor Unit Function Code No. (DN ) ..................................................... 83
6- 5. Applied Control of Indoor Unit .......................................................................................... 88
6- 6. Applied Control of Outdoor Unit ....................................................................................... 92
6- 6-1. Outdoor Fan High Static Pressure Shift ................................................................ 92
6- 6-2. Priority Operation Mode Setting ............................................................................. 93
6- 6-3. Applied Control of Outdoor Unit ............................................................................ 96
6- 7. Notice Code .......................................................................................................................107
6- 8. System Cooperation Defrosting ...................................................................................... 109
7. TEST OPERATION ............................................................................................... 112
7- 1. Procedure and Summary of Test Operation .................................................................. 112
7- 2. Check Items before Test Operation (before powering-on) ........................................... 113
7- 3. Check at Main Power-on ................................................................................................. 119
7- 4. Address Setup ................................................................................................................. 121
7- 4-1. Precautions ............................................................................................................ 121
7- 4-2. Address Setup and Check Procedure .................................................................. 121
7- 4-3. Address Setup Procedure ..................................................................................... 122
7- 4-4. Check after Address Setup when Central Control System Is Connected ........ 139
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