| Page |
1. SPECIFICATIONS | 4 |
1-1 Unit specifications | 4 |
1-2 Major Component specifications | 7 |
1-3 Other Component specifications | 10 |
2. DIMENSIONAL DATA | 11 |
3. ELECTRICAL DATA | 13 |
3-1 Electric Wiring Diagram | 13 |
3-2 Control PCB switches and functions | 14 |
4. FUNCTION | 15 |
4-1 Room Temperature Control | 15 |
4-2 Automatic control for heating and cooling | 16 |
5. REPLACING PCB | 17 |
5-1 Replacing PCB | 17 |
5-2 How to replace PCB | 18 |
5-3 How to replace EEPROM with EEPROM included in PCB service pack | 19 |
5-4 Table of setting | 21 |
6. SERVICING AND MAINTENANCE FUNCTIONS | 22 |
6-1 Indoor unit refrigerant noise countermeasures | 22 |
6-2 Outdoor unit noise countermeasures: EEPROM 05 | 22 |
7. TROUBLE DIAGNOSIS | 23 |
7-1 Contents of remote controller switch alarm display | 23 |
7-2 Outdoor unit control panel led display | 25 |
7-3 Trouble indications and inspection points | 26 |
7-4 Remote controller servicing functions | 28 |
7-5 Super W-Multi alarm codes | 29 |
7-6 Inspection of parts | 35 |
