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TABLE OF CONTENTS
PAGE
PAGE
1.
Safety Precautions .............................................3
2.
Precaution for Using R32 Refrigerant ..............5
3.
Specifications .....................................................9
4.
Features.............................................................12
5.
Location of Controls and Components..........13
5.1
Indoor Unit ..................................................13
5.2
Outdoor Unit ...............................................13
5.3
Remote Control ..........................................13
6.
Dimensions .......................................................14
6.1
Indoor Unit ..................................................14
6.2
Outdoor Unit ...............................................15
7.
Refrigeration Cycle Diagram ...........................16
8.
Block Diagram ..................................................17
9.
Wiring Connection Diagram ............................18
9.1
Indoor Unit ..................................................18
9.2
Outdoor Unit ...............................................19
10.
Electronic Circuit Diagram ..............................20
10.1
Indoor Unit ..................................................20
10.2
Outdoor Unit ...............................................21
11.
Printed Circuit Board .......................................22
11.1
Indoor Unit ..................................................22
11.2
Outdoor Unit ...............................................24
12.
Installation Instruction.....................................25
12.1
Select the Best Location.............................25
12.2
Indoor Unit ..................................................26
12.3
Outdoor Unit ...............................................30
13.
Installation and Servicing Air Conditioner
using R32 ..........................................................35
13.1
About R32 Refrigerant................................35
13.2
Characteristics of R32 Refrigerant .............35
13.3
Refrigerant piping installation • Tools used in
services ......................................................37
13.4
New installation, Relocation, Repairing of
Refrigerant Cycle System The Procedures....
....................................................................41
13.5
Piping installation of R32............................42
13.6
Installation, Relocation, and Service ..........43
13.7
Repairing of refrigerant cycle / Brazing point .
....................................................................47
13.8
<Reference> Analysis method for no error
code, no cooling / no warming....................53
14.
Operation Control.............................................55
14.1
Basic Function ............................................55
14.2
Indoor Fan Motor Operation .......................56
14.3
Outdoor Fan Motor Operation ....................58
14.4
Airflow Direction..........................................59
14.5
Quiet Operation (Cooling Mode/Cooling Area
of Dry Mode)...............................................61
14.6
Quiet Operation (Heating) ..........................61
14.7
Powerful Mode Operation...........................61
14.8
Timer Control............................................. 62
14.9
Auto Restart Control.................................. 62
14.10
Indication Panel ......................................... 62
14.11
+8/15°C Heat Operation ............................ 63
15.
Protection Control ........................................... 64
15.1
Protection Control for All Operations......... 64
15.2
Protection Control for Cooling & Soft Dry
Operation................................................... 66
15.3
Protection Control for Heating Operation .. 67
16.
Servicing Mode ................................................ 68
16.1
Auto OFF/ON Button ................................. 68
16.2
Remote Control Button.............................. 69
17.
Troubleshooting Guide................................... 72
17.1
Refrigeration Cycle System....................... 72
17.2
Breakdown Self Diagnosis Function.......... 74
17.3
Error Codes Table ..................................... 75
17.4
Self-diagnosis Method............................... 77
18.
Disassembly and Assembly Instructions ... 105
18.1
Indoor Electronic Controllers, Cross Flow
Fan and Indoor Fan Motor Removal
Procedures .............................................. 105
18.2
Outdoor Electronic Controller Removal
Procedure ................................................ 115
19.
Technical Data ............................................... 116
19.1
Cool Mode Performance Data................. 116
19.2
Heat Mode Performance Data................. 118
20.
Service Data ................................................... 119
20.1
Cool Mode Outdoor Air Temperature
Characteristic........................................... 119
20.2
Heat Mode Outdoor Air Temperature
Characteristic........................................... 121
20.3
Piping Length Correction Factor.............. 123
21.
Exploded View and Replacement Parts List......
......................................................................... 124
21.1
Indoor Unit ............................................... 124
21.2
Outdoor Unit ............................................ 127