SiBE041012
Table of Contents
ii
1. Introduction .............................................................................................v
1.1
Safety Cautions ........................................................................................v
1.2
Used Icons .............................................................................................. ix
Part 1 List of Functions ................................................................ 1
1. Functions.................................................................................................2
Part 2 Specifications .................................................................... 3
1. Specifications ..........................................................................................4
Part 3 Printed Circuit Board Connector Wiring Diagram ............. 6
1. Printed Circuit Board Connector Wiring Diagram....................................7
1.1
Indoor Unit................................................................................................7
1.2
Outdoor Unit ...........................................................................................10
Part 4 Function and Control........................................................12
1. Main Functions......................................................................................13
1.1
Frequency Principle................................................................................13
1.2
Operation Starting Control......................................................................15
1.3
Airflow Direction Control.........................................................................16
1.4
Fan Speed Control for Indoor Units........................................................17
1.5
Program Dry Operation ..........................................................................18
1.6
Automatic Operation...............................................................................19
1.7
Thermostat Control.................................................................................20
1.8
NIGHT SET Mode ..................................................................................21
1.9
ECONO Operation .................................................................................22
1.10 INTELLIGENT EYE Operation ...............................................................23
1.11 Inverter POWERFUL Operation .............................................................24
1.12 Other Functions......................................................................................26
2. Function of Thermistor ..........................................................................27
3. Control Specification .............................................................................28
3.1
Mode Hierarchy ......................................................................................28
3.2
Frequency Control..................................................................................29
3.3
Controls at Mode Changing / Start-up....................................................31
3.4
Discharge Pipe Temperature Control.....................................................32
3.5
Input Current Control..............................................................................33
3.6
Freeze-up Protection Control .................................................................34
3.7
Heating Peak-cut Control .......................................................................34
3.8
Outdoor Fan Control...............................................................................35
3.9
Liquid Compression Protection Function................................................35
3.10 Defrost Control .......................................................................................36
3.11 Electronic Expansion Valve Control .......................................................37
3.12 Malfunctions ...........................................................................................40
3.13 Forced Operation Mode .........................................................................41
3.14 Standby Electricity Saving......................................................................41
Part 5 Operation Manual .............................................................42
1. System Configuration............................................................................43
