3
TABLE OF CONTENTS
1.
Safety Precautions ............................................. 4
2.
Specifications ..................................................... 6
3.
Location of Controls and Components ......... 14
3.1
Indoor Unit .................................................. 14
3.2
Remote Control .......................................... 14
4.
Dimensions ....................................................... 15
4.1
Indoor Unit .................................................. 15
5.
Wiring Connection Diagram ............................ 16
5.1
Indoor Unit .................................................. 16
6.
Electronic Circuit Diagram .............................. 17
6.1
Indoor Unit .................................................. 17
7.
Printed Circuit Board ....................................... 18
7.1
Indoor Unit .................................................. 18
8.
Installation Instruction ..................................... 21
8.1
Select the Best Location ............................ 21
8.2
Indoor Unit .................................................. 22
9.
Installation and Servicing Air Conditioner
using R32 .......................................................... 28
9.1
About R32 Refrigerant ............................... 28
9.2
Characteristics of R32 Refrigerant ............. 28
9.3
Refrigerant piping installation • Tools used in
services ...................................................... 30
9.4
New installation, Relocation, Repairing of
Refrigerant Cycle System The Procedures 34
9.5
Piping installation of R32 ............................ 35
9.6
Installation, Relocation, and Service .......... 36
9.7
Repairing of refrigerant cycle / Brazing point .
.................................................................... 40
9.8
<Reference> Analysis method for no error
code, no cooling / no warming ................... 46
10.
Operation Control ............................................ 48
10.1
Basic Function ............................................ 48
10.2
Indoor Fan Motor Operation ....................... 49
10.3
Airflow Direction ......................................... 51
10.4
Quiet Operation (Cooling Mode/Cooling Area
of Dry Mode) ............................................... 53
10.5
Quiet Operation (Heating) .......................... 53
10.6
Powerful Mode Operation .......................... 53
10.7
Timer Control .............................................. 54
10.8
Sleep Mode Operation ............................... 54
10.9
Auto Restart Control ................................... 54
10.10
Indication Panel .......................................... 55
10.11
nanoe Operation ......................................... 55
10.12
ECONAVI Operation .................................. 57
11.
Operation Control (For Multi Split Connection)
........................................................................... 65
11.1
Cooling operation ....................................... 65
11.2
Soft Dry Operation...................................... 65
11.3
Heating Operation ...................................... 65
11.4
Automatic Operation .................................. 66
11.5
Indoor Fan Motor Operation ....................... 66
11.6
Powerful Mode Operation .......................... 66
11.7
Auto Restart Control ................................... 66
11.8
Indication Panel .......................................... 66
11.9
Mild Dry Cooling Operation ........................ 66
12.
Servicing Mode ................................................. 67
12.1
Auto OFF/ON Button .................................. 67
12.2
Remote Control Button ............................... 68
13.
Troubleshooting Guide .................................... 69
13.1
Refrigeration Cycle System ........................ 69
13.2
Breakdown Self Diagnosis Function .......... 71
13.3
Error Codes Table ...................................... 72
13.4
Self-diagnosis Method ................................ 74
14.
Disassembly and Assembly Instructions .... 103
14.1
Indoor Electronic Controllers, Cross Flow
Fan and Indoor Fan Motor Removal
Procedures ............................................... 103
15.
Exploded View and Replacement Parts List 110
15.1
Indoor Unit ................................................ 110
