SiBE07-618_C
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 .................................................................... 5
1. Specifications ..........................................................................................6
1.1
Cooling Only.............................................................................................6
1.2
Heat Pump ...............................................................................................9
Part 3 Printed Circuit Board Connector Wiring Diagram ...........12
1. Printed Circuit Board Connector Wiring Diagram..................................13
1.1
Indoor Unit..............................................................................................13
1.2
Outdoor Unit ...........................................................................................15
Part 4 Function and Control........................................................17
1. Main Functions......................................................................................18
1.1
Temperature Control ..............................................................................18
1.2
Frequency Principle................................................................................18
1.3
Fan Speed Control for Indoor Units........................................................20
1.4
Program Dry Operation ..........................................................................21
1.5
Automatic Operation...............................................................................22
1.6
Thermostat Control.................................................................................23
1.7
NIGHT SET Mode ..................................................................................24
1.8
HOME LEAVE Operation .......................................................................25
1.9
Inverter POWERFUL Operation .............................................................26
1.10 Other Functions......................................................................................27
2. Function of Thermistor ..........................................................................28
3. Control Specification .............................................................................29
3.1
Mode Hierarchy ......................................................................................29
3.2
Frequency Control..................................................................................30
3.3
Controls at Mode Changing / Start-up....................................................32
3.4
Discharge Pipe Temperature Control.....................................................33
3.5
Input Current Control..............................................................................34
3.6
Freeze-up Protection Control .................................................................35
3.7
Heating Peak-cut Control .......................................................................35
3.8
Outdoor Fan Control...............................................................................36
3.9
Liquid Compression Protection Function................................................36
3.10 Defrost Control .......................................................................................37
3.11 Electronic Expansion Valve Control .......................................................38
3.12 Malfunctions ...........................................................................................41
3.13 Forced Operation Mode .........................................................................42
Part 5 Operation Manual .............................................................43
1. System Configuration............................................................................44
2. Operation Manual..................................................................................45
