DAMA-SM-21-001
i Table of Contents
Introduction .................................................................................... 1
1. Safety Cautions.......................................................................................2
1.1 Warnings and Cautions Regarding Safety of Workers.............................2
1.2 Warnings and Cautions Regarding Safety of Users.................................8
2. Icons Used ............................................................................................10
3. Revision History ....................................................................................11
Part 1 General Information .......................................................... 12
1. Applicable Models .................................................................................13
Part 2 Specifications.................................................................... 15
1. Specification Data .................................................................................16
2. Functions...............................................................................................22
Part 3 Functions and Control ....................................................... 23
1. Main Functions......................................................................................24
1.1 Temperature Control ..............................................................................24
1.2 Frequency Control..................................................................................24
1.3 Airflow Direction Control.........................................................................26
1.4 Fan Speed Control for Indoor Unit .........................................................26
1.5 Dry Mode................................................................................................27
1.6 Automatic Operation...............................................................................28
1.7 Thermostat Control.................................................................................29
1.8 ECO+ Operation ....................................................................................30
1.9 Sleep Mode ............................................................................................31
1.10 POWERFUL Operation ..........................................................................31
1.11 Other Functions......................................................................................32
2. Thermistor Functions ............................................................................33
3. Control Specification .............................................................................34
3.1 Mode Hierarchy ......................................................................................34
3.2 Frequency Control..................................................................................35
3.3 Standby Electricity Saving (Suspend Function) .....................................37
3.4 Controls at Mode Changing/Start-up......................................................38
3.5 Discharge Pipe Temperature Control.....................................................39
3.6 Input Current Control..............................................................................40
3.7 Freeze-up Protection Control .................................................................41
3.8 Heating Peak-cut Control .......................................................................42
3.9 Outdoor Fan Control...............................................................................43
3.10 Liquid Compression Protection Function................................................44
3.11 Defrost Control .......................................................................................44
3.12 Electronic Expansion Valve Control .......................................................45
3.13 Malfunctions ...........................................................................................49
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