Table of Contents
Page
1
OPERATING RANGE
1
2
SPECIFICATIONS
2-1
Unit Specification
2
2-2 Major Component Specifications 6
2-3 Other Component Specifications 12
3 DIMENSIONAL DATA 16
4 REFRIGERANT FLOW DIAGRAM 20
5 PERFORMANCE DATA
5-1 Air Throw Distance Chart 23
5-2 Performance Charts 29
5-3 Cooling Capacity 31
5-4 Heating Capacity 35
6 ELECTRICAL DATA
6-1 Electrical Characteristic 36
6-2 Electric Wiring Diagrams 40
7
FUNCTION
7-1 Room Temperature Control 44
7-2 Dry Operation 46
7-3 Automatic Switching between Cooling and Heating 47
7-4 Freeze prevention 47
7-5 Overload prevention 48
7-6 Cold draft prevention 49
7-7 Defrosting operation 50
7-8 Outdoor Fan Speed Control 51
8
REFRIGERANT R407C:SPECIAL PRECAUTION WHEN SERVICING UNIT
8-1 Characteristics of new refrigerant R407c 52
8-2 Checklist before servicing 52
8-3 Tools specifically for R407c 53
8-4 For tubing installation procedures 53
8-5 In case of compressor malfunction 54
8-6 In case refrigerant is leaking 56
8-7 Charging additional refrigerant 58
8-8 Retro-fitting existing systems 58
9
TROUBLESHOOTING
9-1 Check before and after troubleshooting 59
9-2 Air Conditioner Does not operate 61
9-3 Some Parts of Air Conditioner does not operate 66
ii
