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SiBE041010
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 ............. 8
1. Printed Circuit Board Connector Wiring Diagram....................................9
1.1
Indoor Unit................................................................................................9
1.2
Outdoor Unit ...........................................................................................11
Part 4 Function and Control........................................................13
1. Main Functions......................................................................................14
1.1
Frequency Principle................................................................................14
1.2
Airflow Direction Control.........................................................................16
1.3
Fan Speed Control for Indoor Units........................................................17
1.4
Program Dry Operation ..........................................................................18
1.5
Automatic Operation...............................................................................19
1.6
Thermostat Control.................................................................................20
1.7
NIGHT SET Mode ..................................................................................21
1.8
ECONO Operation .................................................................................22
1.9
Inverter POWERFUL Operation .............................................................23
1.10 Other Functions......................................................................................24
2. Function of Thermistor ..........................................................................25
3. Control Specification .............................................................................26
3.1
Mode Hierarchy ......................................................................................26
3.2
Frequency Control..................................................................................27
3.3
Controls at Mode Changing / Start-up....................................................29
3.4
Discharge Pipe Temperature Control.....................................................30
3.5
Input Current Control..............................................................................31
3.6
Freeze-up Protection Control .................................................................32
3.7
Heating Peak-cut Control .......................................................................32
3.8
Outdoor Fan Control...............................................................................33
3.9
Liquid Compression Protection Function................................................33
3.10 Defrost Control .......................................................................................34
3.11 Electronic Expansion Valve Control .......................................................35
3.12 Malfunctions ...........................................................................................38
3.13 Forced Operation Mode .........................................................................39
Part 5 Operation Manual .............................................................40
1. System Configuration............................................................................41
2. Operation Manual..................................................................................42
2.1
Remote Controller ..................................................................................42
2.2
AUTO · DRY · COOL · HEAT · FAN Operation ......................................43