Aurora Service Manual

Table Of Contents

SiUS121737EA

Table of Contents ii

1. Safety Cautions......................................................................................... vii

1.1 Warnings and Cautions Regarding Safety of Workers................................vii

1.2 Warnings and Cautions Regarding Safety of Users.....................................ix

2. Icons Used ................................................................................................ xii

Part 1 List of Functions ................................................................... 1

1. RA Indoor Unit.............................................................................................2

2. SA Indoor Unit.............................................................................................7

3. Outdoor Unit................................................................................................9

Part 2 Specifications ..................................................................... 10

1. RA Indoor Unit...........................................................................................11

2. SA Indoor Unit...........................................................................................19

3. Outdoor Unit..............................................................................................21

Part 3 Printed Circuit Board Connector Wiring Diagram .............. 23

1. Indoor Unit.................................................................................................24

1.1 CTXG09/12/18QVJUW(S), FTXR09/12/18TVJUW(S) ............................... 24

1.2 CTXS07LVJU, FTXS09/12LVJU ................................................................ 26

1.3 FTXS15/18LVJU ........................................................................................ 28

1.4 CDXS07/15/18LVJU, FDXS09/12LVJU ..................................................... 30

1.5 FVXS09/12/15/18NVJU.............................................................................. 32

1.6 FDMQ09/12/15/18RVJU ............................................................................ 34

1.7 FFQ09/12/15/18Q2VJU.............................................................................. 36

2. Sensor Kit for FFQ Series .........................................................................37

2.1 BRYQ60A2W(S)......................................................................................... 37

3. Wired Remote Controller...........................................................................38

3.1 BRC1E73 ................................................................................................... 38

4. Wireless Remote Controller Receiver for FDMQ Series ...........................39

4.1 BRC082A43 ............................................................................................... 39

5. Wireless Remote Controller Kit for FFQ Series ........................................40

5.1 BRC082A41W, BRC082A42W(S).............................................................. 40

6. Outdoor Unit..............................................................................................41

Part 4 Functions and Control......................................................... 44

1. Common Functions ...................................................................................46

1.1 Temperature Control .................................................................................. 46

1.2 Frequency Principle.................................................................................... 46

2. RA Indoor Unit Functions ..........................................................................48

2.1 Airflow Direction Control............................................................................. 48

2.2 Fan Speed Control for Indoor Unit ............................................................. 52

2.3 Program Dry Operation .............................................................................. 53

2.4 Automatic Operation................................................................................... 54

2.5 Thermostat Control..................................................................................... 55