Table of Contents
Page
1. OPERATING RANGE ............................................................................................................................... 1
2. SPECIFICATIONS
2-1. Unit Specifications .......................................................................................................................... 2
2-2. Major Component Specifications.................................................................................................... 3
2-3. Other Component Specifications.................................................................................................... 4
3. DIMENSIONAL DATA............................................................................................................................... 5
4. REFRIGERANT FLOW DIAGRAM .......................................................................................................... 6
5. PERFORMANCE DATA
5-1. Cooling Capacity ........................................................................................................................... 7
5-2. Heating Capacity ........................................................................................................................... 8
6. ELECTRICAL DATA
6-1. Electric characteristics.................................................................................................................... 9
6-2. Electric Wiring Diagram .................................................................................................................. 10
7. TROUBLESHOOTING
7-1. Check before and after troubleshooting ........................................................................................ 11
7-2. Air conditioner does not operate .................................................................................................... 12
7-3. Some part of air conditioner does not operate .............................................................................. 14
7-4. Air conditioner operates, but abnormalities are observed ............................................................. 16
8. CHECKING ELECTRICAL COMPONENTS
8-1. Measurement of Insulation Resistance .......................................................................................... 17
8-2. Checking Motor Capacitor .............................................................................................................. 18
8-3. Checking Fan Motor Winding ......................................................................................................... 18
8-4. Checking Compressor Motor Winding............................................................................................ 18
9. DISASSEMBLY PROCEDURES
9-1. Removing Front Grille .................................................................................................................... 19
9-2. Removing Electrical Component Box ............................................................................................ 20
9-3. Removing Cabinet ......................................................................................................................... 20
9-4. Removing Evaporator .................................................................................................................... 21
9-5. Removing Blower Wheel ............................................................................................................... 21
9-6. Removing Condenser .................................................................................................................... 22
9-7. Removing Propeller Fan ................................................................................................................ 22
9-8. Removing Fan Motor ..................................................................................................................... 22
10. FUNCTION .............................................................................................................................................. 23
Unit Display and Control Panel ............................................................................................ 24
APPENDIX
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