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 13
3 DIMENSIONAL DATA 15
4 REFRIGERANT FLOW DIAGRAM 17
5
PERFORMANCE DATA
5-1 Performance Charts 19
5-2 Air Throw Distance Chart 22
5-3 Cooling Capacity 26
5-4 Heating Capacity 30
6
ELECTRICAL DATA
6-1 Electrical Characteristic 31
6-2 Electric Wiring Diagrams 35
7
INSTALLATION INSTRUCTIONS
7-1 Installation Site Selection 39
7-2 Remote Control Unit Installation Position 41
7-3 Recommended Wire Length and Diameter 42
8
FUNCTION
8-1 Room Temperature Control 43
8-2 Dry Operation 45
8-3 Automatic Switching between Cooling and Heating 45
8-4 Freeze prevention 46
8-5 Overload Prevention 47
8-6 Cold Draft Prevention 48
8-7 Defrosting Operation 49
9
REFRIGERANT R407C:SPECIAL PRECAUTION WHEN SERVICING UNIT
9-1 Characteristics of new refrigerant R407c 51
9-2 Checklist before servicing 51
9-3 Tools specifically for R407c 52
9-4 For tubing installation procedures 52
9-5 In case of compressor malfunction 53
9-6 In case refrigerant is leaking 55
9-7 Charging additional refrigerant 57
9-8 Retro-fitting existing systems 57
10
TROUBLESHOOTING
10-1 Check before and after troubleshooting 58
10-2 Air Conditioner Does not operate 59
10-3 Some Parts of Air Conditioner does not operate 63
10-4 Air Conditioner Operates, but abnormalities are observed 65
10-5 If a sensor is defective 67
