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Installation and operation manual
11
FXFQ20~125AVEB
VRV System air conditioners
3P320142-1A – 2012.10
W
IRING
DIAGRAM
Indoor unit
A1P,A2P .............. Printed circuit board
C21,C105 ............ Capacitor
F1U ..................... Fuse (T, 3, 15 A, 250 V)
F2U ..................... Field fuse
HAP..................... Light emitting diode (service monitor - green)
M1F ..................... Motor (indoor fan)
M1P..................... Motor (drain pump)
M1S~M4S ........... Motor (swing flap)
Q1DI.................... Earth leak detector
R1T ..................... Thermistor (air)
R2T,R3T .............. Thermistor (coil)
S1L...................... Float switch
V1R ..................... Diode bridge
X1M,X2M ............ Terminal block
Z1C ..................... Ferrite core (noise filter)
Z1F...................... Noise filter
PS ....................... Power supply circuit
Wired remote controller
R1T...................... Thermistor (air)
Receiver/display unit (attached to wireless remote controller)
A3P,A4P .............. Printed circuit board
BS1...................... Push button (ON/OFF)
H1P ..................... Light emitting diode (On - Red)
H2P ..................... Light emitting diode (Timer - Green)
H3P ..................... Light emitting diode (Filter sign- Red)
H4P ..................... Light emitting diode (Defrost - Orange)
SS1...................... Selector switch (MAIN/SUB)
SS2...................... Selector switch (wireless address set)
Connector for optional parts
X2A...................... Connector (sensor kit)
X8A...................... Connector (self cleaning decoration panel)
X24A.................... Connector (wireless remote controller)
X33A.................... Connector (adaptor for wiring)
X35A.................... Connector (group control adaptor)
X36A.................... Connector (self cleaning decoration panel)
X38A.................... Connector (multi tenant)
Notes
1
: Terminal block
: Connector
: Field wiring
2
In case of using a central remote controller, connect it to the unit in accordance with the supplied installation manual.
3
X2A, X8A, X24A, X33A, X35A, X36A and X38A are connected when the optional accessories are being used.
In case of using a self cleaning decoration panel, see the wiring diagram of the self cleaning decoration panel.
4
In case of main/sub change-over, see the installation manual supplied with the remote controller.
5
Colour legend
BLK
: Black
BLU
: Blue
ORG
: Orange
YLW
: Yellow
PNK
: Pink
RED
: Red
WHT
: White
GRN
: Green
BRN
: Brown
GRY
: Gray
6
Applicable only in case of protected pipes. Use H07RN-F in case of no protection.
7
When connecting the input wires from outside, FORCED OFF or ON/OFF CONTROL operation can be selected by the remote controller. See installation
manual for more details.
Control box
: Control box
Receiver/display unit
: Receiver/display unit
Central remote controller
: Central remote controller
Wired remote controller
: Wired remote controller
Input from outside
: Input from outside
Sensor kit
: Sensor kit
Optional accessory
: Optional accessory
Indoor unit
: Indoor unit
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