Table Of Contents - Toshiba RAS-07EKH Service Manual

1. SPECIFICATIONS....................................................................................................... 3 ~ 5
2. CONSTRUCTION VIEWS ........................................................................................... 6 ~ 7
2-1. Indoor Unit ........................................................................................................................................ 6
2-2. Outdoor Unit ...................................................................................................................................... 7
3. CAUTION IN INSTALLATION.................................................................................... 8 ~ 12
3-1. Installation of Indoor Unit .................................................................................................................. 8
3-2. Flaring ............................................................................................................................................. 10
3-3. Pipe Process Points ......................................................................................................................... 11
4. WIRING DIAGRAM ......................................................................................................... 13
5. SPECIFICATIONS OF ELECTRICAL PARTS ................................................................. 14
5-1. RAS-07EKH/RAS-07EAH (Indoor Unit) .......................................................................................... 14
5-2. RAS-07EAH (Outdoor Unit) ............................................................................................................ 14
5-3. RAS-09EAH (Outdoor Unit) ............................................................................................................ 14
6. REFRIGERANT CYCLE DIAGRAM ............................................................................. 15
7. MICRO-COMPUTER BLOCK DIAGRAM ........................................................................ 16
8. OPERATION DESCRIPTIONS............................................................................... 17 ~ 31
8-1. Names and Functions of Indicators and Controls on Indoor Unit .................................................... 17
8-2. Functions on Remote Controller ...................................................................................................... 17
8-3. Names and Functions of Indicators on Remote Controller .............................................................. 19
8-4. Handling the Remote Controller ...................................................................................................... 19
8-5. Automatic Operation ....................................................................................................................... 21
8-6. Heating/Cooling/Fan Only Operation .............................................................................................. 22
8-7. Dry Operation .................................................................................................................................. 23
8-8. Timer Operation .............................................................................................................................. 23
8-9. ADJUSTING AIR FLOW DIRECTION ............................................................................................. 25
8-10. FAN ONLY Operation ...................................................................................................................... 27
8-11. COOL Operation ............................................................................................................................. 27
8-12. HEAT Operation .............................................................................................................................. 28
8-13. ECONO. Mode ................................................................................................................................ 28
8-14. DRY Operation ................................................................................................................................ 29
8-15. AUTO Operation ............................................................................................................................. 29
8-16. Cool Airflow Prevention Control....................................................................................................... 30
8-17. Defrost Operation ............................................................................................................................ 31
9. TROUBLESHOOTING CHART ............................................................................... 32 ~ 44
9-1. What to be Rechecked First ............................................................................................................ 32
9-2. Primary Judgement of Trouble Sources .......................................................................................... 33
9-3. Troubleshooting Flowcharts ............................................................................................................ 37
9-5. How to Check the Remote Control (Including the Indoor PC Board) ............................................... 40
9-6. PC Board Layout ............................................................................................................................. 43
10. EXPLODED VIEWS AND PARTS LIST .............................................................. 45 ~ 47
10-1. Indoor Unit ...................................................................................................................................... 45
10-2. Outdoor unit .................................................................................................................................... 47
CONTENTS
- 2 -