Fhq71, 100, 125B - Daikin FCQ35B7V1 Service Manual

ESIE05-04
6.10

FHQ71, 100, 125B

PCB The illustration below shows the PCB connectors.
X14A
X15A
X40A
X18A
X19A
Connectors The table below describes the PCB connectors.
Connector
X5A
X10A
X11A
X14A
X15A
X18A
X19A
X20A
X24A
X25A
X26A
X27A
X29A
X33A
X35A
X40A
X60A
X61A
Part 1 – System Outline
X61A X60A X33A
X35A X10A X5A
Connected to Description
X1M Terminal strip for P1/P2
T1R Transformer secondary side
T1R Transformer primary side
S1Q Limit switch (Swing flap)
– Connector for float switch. When installing the drain pump,
remove the jumper connector of X15A and carry out the addi-
tional wiring for float switch and drain pump.
R2T Coil thermistor (liquid)
R1T Air thermistor
M1F Fan motor (power supply)
X2A on A2P X24A is connected when the wireless remote control is used.
– Drain pump (option)
M1F Fan motor (feedback signal)
X2M Power supply & communication
M1S Swing flap motor
X1A on KRP1B Connector for wiring adaptor KRP1B
X1A on KRP4 Connector to group control adaptor power supply (16VDC) for
optional PCB KRP4
– Connector for remote ON/OFF, Forced OFF
X1A on DTA112 Connection for interface adaptor
X2A on DTA112 Connection for interface adaptor
X11A X27A
X24A X26A
PCB Layout
1
X20A
X29A
3
X25A
4
5
1–117