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
6. ELECTRICAL DATA
6-1. Electric Characteristics .................................................................................................................. 8
6-2. Electric Wiring Diagram .................................................................................................................. 9
7. TROUBLESHOOTING
7-1. Check before and after troubleshooting ........................................................................................ 10
7-2. Air conditioner does not operate .................................................................................................... 11
7-3. Some part of air conditioner does not operate .............................................................................. 13
7-4. Air conditioner operates, but abnormalities are observed ............................................................. 15
8. CHECKING ELECTRICAL COMPONENTS
8-1. Measurement of Insulation Resistance .......................................................................................... 16
8-2. Checking Motor Capacitor .............................................................................................................. 17
8-3. Checking Fan Motor Winding ......................................................................................................... 17
8-4. Checking Compressor Motor Winding............................................................................................ 17
9. DISASSEMBLY PROCEDURES
9-1. Removing Front Grille..................................................................................................................... 18
9-2. Removing Cabinet .......................................................................................................................... 19
9-3. Removing Electrical Component Box ............................................................................................. 19
9-4. Removing Evaporator..................................................................................................................... 20
9-5. Removing Blower Wheel ................................................................................................................ 20
9-6. Removing Condenser..................................................................................................................... 21
9-7. Removing Propeller Fan................................................................................................................. 21
9-8. Removing Fan Motor ...................................................................................................................... 21
Unit Display and Control Panel ............................................................................................ 22
APPENDIX
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