Table of Contents
Advertisement
SAFETY CAUTION ............................................................................................... 3
1. SPECIFICATIONS .................................................................................................. 8
2. FAN CHARACTERISTICS ...................................................................................... 9
3. CONSTRUCTION VIEWS (EXTERNAL VIEWS) .................................................... 10
4. WIRING DIAGRAMS ............................................................................................... 12
5. PARTS RATING ....................................................................................................... 13
6. REFRIGERANT CYCLE DIAGRAM ........................................................................ 14
7. CONTROL OUTLINE ............................................................................................... 15
(INCLUDING CIRCUIT CONFIGURATION) ............................................................. 21
8-1. Indoor control block diagram ............................................................................................ 21
8-1-1. In Case of Connection of Wired (Simple) Remote Control ................................. 21
8-1-2. In Case of Connection of Wireless Remote Control ........................................... 22
Control ..................................................................................................................... 23
8-2. Indoor Circuit Design Board MCC-1643 ........................................................................... 24
8-2-1. Optional connector specifications of indoor P.C. board ..................................... 25
8-2-2. Fan IPDU P.C. Board (MCC-1610)........................................................................... 26
8-2-3. Noise filter (MCC-1551) ........................................................................................... 27
8-3. Test operation of indoor unit ............................................................................................. 28
8-4. Method to set indoor unit function DN code .................................................................... 29
8-5. Applied control of indoor unit ........................................................................................... 32
8- 6. Application control P.C.Board (pre-installed) ................................................................. 46
9. TROUBLESHOOTING ............................................................................................. 48
9-1. Overview .............................................................................................................................. 48
9-2. Troubleshooting method ................................................................................................... 49
9-3. Troubleshooting based on information displayed on remote control ........................... 55
(7-segment display on I/F board) and locations to be checked ..................................... 59
9-5. Sensor characteristics ....................................................................................................... 75
10. REPLACEMENT OF SERVICE P.C. BOARD...................................................... 76
10-1. Indoor Circuit Design Board (MCC-1643)........................................................................ 76
10-2. Fan IPDU P.C. Board (MCC-1610)..................................................................................... 81
11. DETACHMENTS ................................................................................................... 82
12. EXPLODED VIEWS AND PARTS LIST ............................................................... 92
CONTENTS
- 2 -
Hide quick links:
Advertisement
Table of Contents
Troubleshooting
