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SiUS121827E
i Table of Contents
Introduction ....................................................................................... 1
1. Safety Cautions...........................................................................................2
1.1 Warnings and Cautions Regarding Safety of Workers................................. 2
1.2 Warnings and Cautions Regarding Safety of Users..................................... 4
2. Icons Used ..................................................................................................7
3. Revision History ..........................................................................................8
Part 1 General Information ............................................................... 9
1. Applicable Models .....................................................................................10
1.1 Heat Pump ................................................................................................. 10
2. Functions...................................................................................................11
2.1 RA Indoor Unit............................................................................................ 11
2.2 SA Indoor Unit ............................................................................................ 17
2.3 Outdoor Unit ............................................................................................... 21
Part 2 Specifications....................................................................... 22
1. Specifications ............................................................................................23
1.1 RA Indoor Unit............................................................................................ 23
1.2 SA Indoor Unit ............................................................................................ 31
1.3 Outdoor Unit ............................................................................................... 34
Part 3 Printed Circuit Board Connector Wiring Diagram................ 36
1. Indoor Unit.................................................................................................37
1.1 FTXR09/12/18TVJUW(S), CTXG09/12/18QVJUW(S) ............................... 37
1.2 CTXS07LVJU, FTXS09/12LVJU ................................................................ 39
1.3 FTXS15/18/24LVJU ................................................................................... 41
1.4 FDXS09/12LVJU, CDXS15/18/24LVJU ..................................................... 43
1.5 FVXS09/12/15/18NVJU.............................................................................. 45
1.6 FDMQ09/12/15/18/24RVJU ....................................................................... 47
1.7 FFQ09/12/15/18Q2VJU.............................................................................. 49
2. Sensor Kit for FFQ Series .........................................................................50
2.1 BRYQ60A2W(S)......................................................................................... 50
3. Wired Remote Controller...........................................................................51
3.1 BRC1E73 ................................................................................................... 51
4. Wireless Remote Controller Receiver for FDMQ series............................52
4.1 BRC082A43 ............................................................................................... 52
5. Wireless Remote Controller Kit for FFQ Series ........................................53
5.1 BRC082A41W, BRC082A42W(S).............................................................. 53
6. Outdoor Unit..............................................................................................54
Part 4 Functions and Control .......................................................... 57
1. Common Functions ...................................................................................59
1.1 Temperature Control .................................................................................. 59
1.2 Frequency Principle.................................................................................... 59
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