SiBE121123_A
Table of Contents ii
1. Introduction ............................................................................................ vi
1.1 Safety Cautions ....................................................................................... vi
1.2 Used Icons ...............................................................................................x
Part 1 List of Functions ................................................................ 1
1. Functions.................................................................................................2
Part 2 Specifications ..................................................................10
1. Indoor Unit.............................................................................................11
2. Outdoor Unit..........................................................................................27
Part 3 Printed Circuit Board Connector Wiring Diagram ........... 28
1. Indoor Unit.............................................................................................29
1.1 FTXG25/35/50JV1BW(S)(A) ..................................................................29
1.2 CTXS15/35K2V1B, FTXS20/25K2V1B ..................................................31
1.3 FTXS35/42/50K2V1B, FTXS20/25/35/42/50J2V1B,
ATXS20/25/35/42/50G2V1B ..................................................................33
1.4 FTX20/25/35JV1B, FTX20/25/35J2V1B, ATX20/25/35JV1B,
ATX20/25/35J2V1B................................................................................35
1.5 FVXG25/35/50K2V1B ............................................................................37
1.6 FVXS25/35/50FV1B ...............................................................................39
1.7 FLXS25/35/50BAVMB............................................................................41
1.8 FDXS25/35EAVMB, FDXS25/35E7VMB, FDXS50CVMB,
FDXS50C7VMB .....................................................................................43
1.9 FFQ25/35/50B8V1B, FFQ25/35/50B9V1B.............................................45
2. Wired Remote Controller.......................................................................46
2.1 BRC1D528 .............................................................................................46
2.2 BRC1E51A7 ...........................................................................................47
3. Wireless Remote Controller ..................................................................48
3.1 BRC7E530W ..........................................................................................48
4. Outdoor Unit..........................................................................................49
Part 4 Function and Control........................................................ 51
1. Function of RA Indoor Unit....................................................................52
1.1 Temperature Control ..............................................................................52
1.2 Frequency Principle................................................................................52
1.3 Operation Starting Control......................................................................54
1.4 Airflow Direction Control.........................................................................55
1.5 Fan Speed Control for Indoor Unit .........................................................58
1.6 RADIANT Operation...............................................................................60
1.7 Program Dry Operation ..........................................................................62
1.8 Automatic Operation...............................................................................63
1.9 Thermostat Control.................................................................................64
1.10 NIGHT SET Mode ..................................................................................65
1.11 ECONO Operation .................................................................................66
1.12 HOME LEAVE Operation .......................................................................67
1.13 2-Area INTELLIGENT EYE Operation ...................................................69
1.14 INTELLIGENT EYE Operation ...............................................................71
1.15 Inverter POWERFUL Operation .............................................................72