Service Manual
Table of Contents
Part 
Ⅰ
: Technical Information
 .......................................................................1
1. Summary
 ......................................................................................................................1
2. Specications
 ..........................................................................................................2
2.1 Specication Sheet ........................................................................................................... 2
2.2 Operation Characteristic Curve ........................................................................................8
2.3 Cooling Data Sheet in Rated Frequency ..........................................................................8
2.4 Noise Curve ...................................................................................................................... 9
3. Outline Dimension Diagram
 ......................................................................10
3.1 Indoor Unit ......................................................................................................................10
3.2 Outdoor Unit ...................................................................................................................11
4. Refrigerant System Diagram
 ....................................................................12
5. Electrical Part
.........................................................................................................13
5.1 Wiring Diagram ............................................................................................................... 13
5.2 PCB Printed Diagram .....................................................................................................16
6. Function and Control
 ......................................................................................19
6.1 Function Buttons of Air Conditioner ................................................................................19
6.2 Remote Control Operations ............................................................................................ 21
6.3 Introduction of Each Mode Function ............................................................................... 25
Part 
Ⅱ
: Installation and Maintenance 
 .................................................30
7. Notes for Installation and Maintenance
 ..........................................30
8. Installation
 ................................................................................................................33
8.1 Installation Dimension Diagram ...................................................................................... 33
8.2 Installation Parts-checking  ............................................................................................35
8.3 Selection of Installation Location ....................................................................................35
8.4 Requirements for electric connection  ............................................................................35
8.5 Installation of Indoor Unit ................................................................................................ 36
8.6 Installation of Outdoor unit .............................................................................................37
8.7 Vacuum Pumping and Leak Detection ...........................................................................39
8.8 Check after Installation and Test Operation ...................................................................39
Table of Contents