SiBE04-101
ii
Table of Contents
1. Introduction .............................................................................................v
1.1 Safety Cautions ....................................................................................... v
Part 1 List of Function .................................................................1
1. Functions.................................................................................................2
1.1 List of Functions ..................................................................................... 2
Part 2 Specifications.....................................................................3
1. Specifications ..........................................................................................4
1.1 Wall Mounted Type.................................................................................. 4
1.2 Floor / Ceiling Suspended Dual Type...................................................... 6
Part 3 Printed Circuit Board Connector Wiring Diagram .............7
1. Printed Circuit Board Connector Wiring Diagram and Name ..................8
1.1 Name of Connectors for Indoor Unit........................................................ 8
1.2 FTXD50 / 60 / 71J Series ........................................................................ 9
1.3 FLX50 / 60J Series ................................................................................ 11
1.4 Name of Connectors for Outdoor Unit ................................................... 13
1.5 RXD50 / 60 / 71J Series ........................................................................ 14
Part 4 Main Function ...................................................................17
1. General Functions.................................................................................18
1.1 Functions of Thermistors ....................................................................... 18
1.2 Operating Modes ................................................................................... 19
1.3 Frequency Principle............................................................................... 20
1.4 Defrost Control ...................................................................................... 21
1.5 Forced Operation Mode......................................................................... 23
1.6 Flap Control ........................................................................................... 24
1.7 Fan Speed Control for Indoor Units....................................................... 27
1.8 Fan Speed Control for Outdoor Units .................................................... 28
1.9 Outdoor Unit Silent Operation ............................................................... 29
1.10 General Functions ................................................................................. 30
1.11 Inverter Powerful Operation................................................................... 32
1.12 Home Leave Operation ......................................................................... 33
1.13 Automatic Operation.............................................................................. 34
1.14 Input Current Control ............................................................................. 35
1.15 Freeze up Prevention Function in Cooling ............................................ 36
1.16 Peak-Cut Control Function .................................................................... 37
1.17 4-Way Valve Function Compensation ................................................... 38
1.18 Compressor Protection Function ........................................................... 39
1.19 Wet Operation Protection I (Securing of Differential Pressure
and Blown Air Temperature).................................................................. 40
1.20 Wet Operation Protection II (Protection from Differential Pressure)...... 41
1.21 Dew Prevention Function ...................................................................... 42
1.22 Setting for Long Piping .......................................................................... 43
1.23 On-site Setting Jumper Wire ................................................................. 44
SiBE04-101.book Page ii Monday, October 15, 2001 3:08 PM
