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1. SPECIFICATIONS
4
1-1 Unit specifications 4
1-2 Major Component specifications 6
1-3 Other Component specifications 8
2. DIMENSIONAL DATA
9
3. PERFORMANCE DATA
11
3-1 Air Throw Distance Chart 11
4. ELECTRICAL DATA
13
4-1 Electric Wiring Diagrams 13
5. FUNCTION
14
5-1 Room Temperature Control 14
5-2 Dry Operation (Dehumidification) 16
5-3 Automatic Switching between Cooling and Heating 16
5-4 Freeze Prevention (Cooling and Dry) 17
5-5 Compressor Overcurrent Protection (Cooling, Dry and Heating) 17
5-6 Overload Prevention (Heating) 18
5-7 Cold Draft Prevention (Heating) 19
5-8 Defrosting Operation (Heating) 20
6. TROUBLESHOOTING
22
6-1 Check before and after troubleshooting 22
6-2 Air conditioner does not operate 23
6-3 Some part of air conditioner does not operate 27
6-4 Air conditioner operates, but abnormalities are observed 29
6-5 If a sensor is defective 31
7. CHECKING ELECTRICAL COMPONENTS
32
7-1 Measurement of Insulation Resistance 32
7-2 Checkin
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