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PART NO. 9374584048-02

INSTALLATION MANUAL

 For authorized service personnel only.

VRF SYSTEM 

IR RECEIVER UNIT 

UTB-

*

WB

Contents

1.  SAFETY PRECAUTIONS ............................................. 2
2.  MAIN UNIT AND ACCESSORIES ................................. 3
3.  OPTIONAL PARTS ....................................................... 3
4.  FUNCTIONS AND DIMENSION ................................... 3
5.   SELECTING THE INSTALLATION LOCATION ............ 3
6.  INSTALLING THE RECEIVER UNIT

6.1.  Select the wiring method ....................................... 4

6.2.  Select the installation method ............................... 4

7.  WIRING ......................................................................... 5
8.  TURNING ON THE POWER ......................................... 7
9.  ERROR CODE DISPLAY .............................................. 7

English

9374584048-02_IM_EN.indd   1

28/1/2554   14:37:08

Summary of Contents for UTB-*WB series

Page 1: ... Contents 1 SAFETY PRECAUTIONS 2 2 MAIN UNIT AND ACCESSORIES 3 3 OPTIONAL PARTS 3 4 FUNCTIONS AND DIMENSION 3 5 SELECTING THE INSTALLATION LOCATION 3 6 INSTALLING THE RECEIVER UNIT 6 1 Select the wiring method 4 6 2 Select the installation method 4 7 WIRING 5 8 TURNING ON THE POWER 7 9 ERROR CODE DISPLAY 7 English ...

Page 2: ...electric shock or a fire Perform installation work in accordance with the installation manual Request an authorized service personnel to perform installation work Do not install this unit by yourself Improper installation will cause injury electric shock fire etc In the event of a malfunction burning smell etc immediately stop operation turn off the electrical breaker and consult authorized servic...

Page 3: ...st 1 m away from a light source 4 Do not install the receiver unit where it will be exposed to direct sunlight 5 Do not install the receiver unit where it will be exposed directly to the airflow from the indoor unit 2 MAIN UNIT AND ACCESSORIES Description Q ty Application Installation manual 1 This book Receiver unit 1 For receiving the signal from the wireless remote controller Cover 1 For receiv...

Page 4: ...ver to the wall or ceiling with the screws included with the standard parts Ex Installation on the wall 5 m 1 2 0 Indoor unit Ceiling 5 m Receiver unit Remote controller Signal reception angle Ex Installation on the ceiling 5 m 120 Indoor unit Ceiling Remote controller 5 m Receiver unit Signal reception angle If the wiring length is 10 m replace with receiver unit cable C optional parts Receiver u...

Page 5: ...ok metal to the indoor unit with the screw s 7 WIRING WARNING Before starting installation work turn off the power of this unit and the connection destination Do not turn on the power again until installation is completed Otherwise it will cause electric shock or fire Use the accessories or specified power cable and connection cables Do not modify power cable and connection cables other than those...

Page 6: ...it cable A 5m Receiver unit MAX 10 m CONNECT Heat shrink tubing ø25 L130 Connect the cables and then use heat shrink tubing to protect the connection from dust and water droplets After shrinking both ends of the heat shrink tubing seal the ends with elec trical tape Provide a trap in the receiver unit wiring To prevent water droplets from entering the receiver unit EXAMPLE CAUTION Do not bind up t...

Page 7: ...e error code 9 ERROR CODE DISPLAY Error display Error content OPERATION LAMP TIMER LAMP FILTER SIGN LAMP No error 1 2 Remote controller communication error 1 3 Communication error between Outdoor unit 1 4 Network communication error 1 5 Scan error 1 6 Peripheral device communication error 2 1 Initial setting error 2 6 Address setting error 2 8 Other setting error 3 1 Indoor unit power supply abnor...

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