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CONTENTS

Part 1 General Information ........................................................................................................ 1

1.1 Line up .................................................................................................................................... 1

Part 2 4-way Cassette................................................................................................................. 3

2.1 Specication ........................................................................................................................... 3

2.2 Dimension............................................................................................................................... 5

2.3 Wiring Diagram ....................................................................................................................... 7

2.4 Air Velocity and Temperature Distribution ............................................................................. 11

2.5 Installation ............................................................................................................................ 13

Part 3 Indoor Units -Low Pressure Slim Duct Type ............................................................... 25

3.1 Specication ......................................................................................................................... 25

3.2 Dimension............................................................................................................................. 27

3.3 Wiring Diagram ..................................................................................................................... 28

3.4 Airow and Static Pressure Chart ......................................................................................... 29

3.5 Installation ............................................................................................................................ 31

Part 4 Indoor Units - One way Cassette ................................................................................. 42

4.1 Specication ......................................................................................................................... 42

4.2 Dimension............................................................................................................................. 43

4.3 Wiring Diagram ..................................................................................................................... 44

4.4 Installation ............................................................................................................................ 45

Part 5 Outdoor Units ................................................................................................................ 64

5.1 Feature ................................................................................................................................. 64

5.2 Dimension............................................................................................................................. 70

5.3 Wiring Diagram ..................................................................................................................... 73

5.4 Wiring Connection ................................................................................................................ 76

5.5 Piping Diagram ..................................................................................................................... 79

5.6 Limitation Values on Pipe lnstallation ................................................................................... 82

5.7 Installation ............................................................................................................................ 85

Part 6 Electric Control and Troubleshooting ......................................................................... 97

6.1 PCB PHOTO ........................................................................................................................ 97

6.2 Indoor unit Dip Switch Setting ........................................................................................... 101

6.3 Wired Controller Group Control .......................................................................................... 108

6.4 Indoor unit Function ............................................................................................................ 109

6.5 Outdoor unit PCB Photo, Dip Switch Setting and Function ................................................ 113

6.6 Dip Switch Setting .............................................................................................................. 116

6.7 Outdoor unit control ............................................................................................................ 118

6.8 Diagnostic Code ................................................................................................................. 125

6.9 Trouble Shooting ................................................................................................................ 130

6.10 Central Control Solution ................................................................................................... 148

Trane 4TXM2318BF300AA User Manual

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