SiBE121135
Table of Contents ii
1. Introduction ........................................................................................... vii
1.1 Safety Cautions ...................................................................................... vii
1.2 Used Icons .............................................................................................. xi
Part 1 List of Functions ................................................................ 1
1. Cooling Only............................................................................................2
1.1 Outdoor Unit .............................................................................................2
1.2 Indoor Unit................................................................................................3
2. Heat Pump ..............................................................................................6
2.1 Outdoor Unit .............................................................................................6
2.2 Indoor Unit................................................................................................7
Part 2 Specifications .................................................................. 14
1. Cooling Only..........................................................................................15
1.1 Outdoor Unit ...........................................................................................15
1.2 Indoor Unit..............................................................................................17
2. Heat Pump ............................................................................................22
2.1 Outdoor Unit ...........................................................................................22
2.2 Indoor Unit..............................................................................................25
Part 3 Printed Circuit Board Connector Wiring Diagram ........... 37
1. Outdoor Unit..........................................................................................38
2. Indoor Unit.............................................................................................41
2.1 FTXG25/35/50JV1BW(A) .......................................................................41
2.2 FTXS20/25K2V1B, CTXS15/35K2V1B ..................................................44
2.3 FTXS25/35/42/50J2V1B.........................................................................46
2.4 FTXS60/71GV1B....................................................................................49
2.5 FVXG25/35/50K2V1B ............................................................................52
2.6 FVXS25/35/50FV1B...............................................................................55
2.7 FLXS25/35/50/60BAVMB.......................................................................57
2.8 FDXS25/35E7VMB, FDXS50/60C7VMB................................................59
2.9 FCQG35/50/60FVEB..............................................................................61
2.10 FFQ25/35/50/60B9V1B ..........................................................................64
2.11 FHQ35/50/60BWV1B .............................................................................66
2.12 FDBQ25B8V1.........................................................................................68
2.13 FBQ35/50/60C8VEB ..............................................................................70
3. Wired Remote Controller.......................................................................73
3.1 BRC1D528 .............................................................................................73
3.2 BRC1E52A7, BRC1E52B7.....................................................................74
Part 4 Function and Control........................................................ 75
1. Indoor Unit Control (RA Models) ...........................................................76
1.1 Temperature Control ..............................................................................76
1.2 Frequency Principle................................................................................76
1.3 Operation Starting Control......................................................................78
1.4 Airflow Direction Control.........................................................................79
1.5 Fan Speed Control for Indoor Unit .........................................................82
1.6 RADIANT Operation...............................................................................83
1.7 Program Dry Operation ..........................................................................85
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