Table of Contents
Page
Unit combination
iv
1
OPERATING RANGE
1
2
SPECIFICATIONS
2-1
Unit Specification
2
2-2
Major Component Specifications
4
2-3
Other Component Specifications
6
3
DIMENSIONAL DATA
7
4
COOLING CAPACITY
9
5
HEATING CAPACITY
10
6
AIR THROW DISTANCE CHART
11
7
REFRIGERANT FLOW DIAGRAM
12
8
ELECTRICAL DATA
8-1
Electrical Characteristic
14
8-2
Electric Wiring Diagrams
15
9
INSTALLATION INSTRUCTION
9-1
Installation Site Selection
17
9-2
Remote Control Unit Installation Position
19
9-3
Recommended Wire Length and Diameter
20
10
FUNCTION
10-1 Room Temperature Control
21
10-2 Dry Operation
23
10-3 Freeze prevention
24
10-4 Overload prevention
24
10-5 Cold draft prevention
25
10-6 Defrosting operation
26
11
REFRIGERANT R407C:SPECIAL PRECAUTION WHEN SERVICING UNIT
11-1
Characteristics of new refrigerant R407c
28
11-2
Checklist before servicing
28
11-3
Tools specifically for R407c
29
11-4
For tubing installation procedures
29
11-5
In case of compressor malfunction
30
11-6
In case refrigerant is leaking
32
11-7
Charging additional refrigerant
34
11-8
Retro-fitting existing systems
34
12
TROUBLESHOOTING
12-1
Check before and after troubleshooting
35
12-2
Air Conditioner Does not operate
36
12-3
Some Parts of Air Conditioner does not operate
40
12-4
Air Conditioner operates, but abnormalities are observed
42
12-5
If a sensor is defective
44
