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Table of Contents
Page
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UNIT COMBINATION ................................................................................................................
iii
1.
OPERATING RANGE ................................................................................................................
1
2.
SPECIFICATIONS
2-1. Specifications in Combination with Indoor Units ................................................................
1
2-2. Unit Specifications .............................................................................................................
3
2-3. Major Component Specifications .......................................................................................
8
2-4. Other Component Specifications .......................................................................................
9
3.
DIMENSIONAL DATA................................................................................................................
10
4.
FREQUENCY CHARTS
4-1. Cooling Capacity ................................................................................................................
13
4-2. Frequency Characteristics .................................................................................................
17
5.
AIR THROW DISTANCE CHARTS............................................................................................
18
6.
REFRIGERANT FLOW DIAGRAM............................................................................................
19
7.
ELECTRICAL DATA
7-1. Electrical Characteristics....................................................................................................
20
7-2. Electric Wiring Diagrams....................................................................................................
22
7-3. Performance Charts ...........................................................................................................
25
8.
INSTALLATION INSTRUCTIONS
8-1. Installation Site Selection...................................................................................................
26
8-2. Remote Control Unit Installation Position...........................................................................
28
8-3. Recommended Wire Length and Diameter........................................................................
29
8-4. Setting for Electric Current Suppressor .............................................................................
30
8-5. Tubing Check Function.......................................................................................................
30
9.
MAINTENANCE
9-1. Changing Address of Remote Control Unit in Indoor Unit .................................................
32
9-2. Disconnecting and Connecting Positive Connector for Outdoor Unit.................................
33
9-3. Replacing Thermistors (on outdoor unit) for Electronic Expansion Valves ........................
33
10. FUNCTIONS
10-1. Functions for Operation....................................................................................................
34
10-2. Protective Functions.........................................................................................................
36
11. TROUBLESHOOTING
11-1. Operating State ................................................................................................................
37
11-2. Troubleshooting Using the Self-Diagnostic Monitor .........................................................
38
11-3. Fault Assessment of Indoor/Outdoor Unit ........................................................................
40
11-4. Checkpoints for Each Component and Check Procedure................................................
41
11-5. Problems with Noise and Radio Interference...................................................................
44
12. CHECKING ELECTRICAL COMPONENTS
12-1. Measurement of Insulation Resistance............................................................................
45
12-2. Checking Continuity of Fuse on PCB Ass’y .....................................................................
46
12-3. Checking Motor Capacitor................................................................................................
46
INSTRUCTION MANUAL ..........................................................................................
47
APPENDIX