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1. SPECIFICATIONS
4
1-1 Unit specifications
4
1-2 Major Component specifications
5
1-3 Other Component specifications
6
1-4 Indoor Fan performance
7
2. DIMENSIONAL DATA
8
3. ELECTRICAL DATA
9
3-1 Electric Wiring Diagrams
9
4. FUNCTION
10
4-1 Room Temperature Control
10
4-2 Dry Operation (Dehumidification)
12
4-3 Freeze Prevention (Cooling)
13
4-4 Overload Prevention (Heating)
13
4-5 Cold Draft Prevention (Heating)
14
4-6 Defrosting Operation (Heating)
15
4-7 Drain Pump and float switch
16
5. TROUBLESHOOTING
17
5-1 Check before and after troubleshooting
17
5-2 Air conditioner does not operate
17
5-3 Some part of air conditioner does not operate
21
5-4 Air conditioner operates, but abnormalities are observed
23
5-5 If a sensor is defective
25
6. CHECKING ELECTRICAL COMPONENTS
26
6-1 Measurement of Insulation Resistance
26
6-2 Checking Continuity of Fuse on PCB Ass'y
27
6-3 Checking Motor Capacitor
27
7. REMOTE CONTROL ADDRESS
28
7-1 Changing Address of Remote Control Unit in Indoor Unit
28
Table of Contents
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