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Only for training and service purposes

Part 2 Functions & Controls

1. List of Functions & Accessory ......................................................................................11

1. Ceiling Concealed Duct Indoor......................................................................................11

2. 4-Way Ceiling Cassette Indoor .....................................................................................12

3. Outdoor .........................................................................................................................13

2. Air flow ...........................................................................................................................14

2.1 Auto swing (left & right)...............................................................................................14

2.2 Auto swing (up & down) ..............................................................................................14

2.3 Chaos swing (up/down)...............................................................................................14

2.4 Air flow step.................................................................................................................15

2.5 Chaos wind (auto wind)...............................................................................................15

2.6 Surge Cool Mode Operation .......................................................................................15

2.7 Swirl wind Swing .........................................................................................................15

Reserved (Blank).........................................................................................................................16

4. Installation Functions ....................................................................................................17

4.1 E.S.P. (External Static Pressure) Setting (DUCT).......................................................17

4.2 E.S.P. (External Static Pressure) Setting (Cassette)...................................................19

5. Reliability ........................................................................................................................21

5.1 Hot start.......................................................................................................................21

5.2 Self-diagnosis Function...............................................................................................21

5.3 Soft dry operation........................................................................................................21

6. Convenience Functions & Controls .............................................................................22

6.1 Cooling & heating Operations .....................................................................................22

6.2 Auto cleaning operation ..............................................................................................23

6.3 Auto changeover operation.........................................................................................23

6.4 Auto restart Opeartion.................................................................................................23

6.5 Child Lock Function.....................................................................................................24

6.6 Forced operation.........................................................................................................25

6.7 Group Control..............................................................................................................26

6.8 Sleep Timer Operation ................................................................................................27

6.9 Timer(On/Off) ..............................................................................................................27

6.10 Weekly Program........................................................................................................28

6.11 Two Thermistor Control .............................................................................................30

7. Special Function.............................................................................................................32

7.1 Low Ambient control...................................................................................................32

7.2 Space control ..............................................................................................................32

7.3 Auto Elevation Grille....................................................................................................32

Friedrich MC24Y3J User Manual

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