Table of Contents
Page
Unit combination
iiii
1
OPERATING RANGE
1
2
SPECIFICATIONS
2-1 Unit Specification 2
2-2 Major Component Specifications 3
2-3 Other Component Specifications 5
3 DIMENSIONAL DATA 6
4 COOLING CAPACITY 8
5 AIR THROW DISTANCE CHART 9
6 REFRIGERANT FLOW DIAGRAM 10
7
ELECTRICAL DATA
7-1 Electrical Characteristic 11
7-2 Electric Wiring Diagrams 12
7-3 Performance Charts 14
8
INSTALLATION INSTRUCTION
8-1 Installation Site Selection 15
8-2 Remote Control Unit Installation Position 17
8-3 Recommended Wire Length and Diameter 18
9
FUNCTION
9-1 Room Temperature Control 19
9-2 Dry Operation 20
9-3 Freeze prevention 21
10
REFRIGERANT R407C:SPECIAL PRECAUTION WHEN SERVICING UNIT
10-1 Characteristics of new refrigerant R407c 22
10-2 Checklist before servicing 22
10-3 Tools specifically for R407c 23
10-4 For tubing installation procedures 23
10-5 In case of compressor malfunction 24
10-6 In case refrigerant is leaking 26
10-7 Charging additional refrigerant 28
10-8 Retro-fitting existing systems 28
11
TROUBLESHOOTING
11-1 Check before and after troubleshooting 29
11-2 Air Conditioner Does not work 30
11-3 Some Parts of Air Conditioner does not operate 35
11-4 Air Conditioner operates, but abnormalities are observed 37
11-5 If a sensor is defective 38
12 ARRANGEMENT OF ELECTRICAL COMPONENTS 39