Switchbox Overview; Single Fan Units; Double Fan Units - Daikin VRV IV+ Service Manual

6 Technical data
6.5

Switchbox overview

6.5.1

Single fan units

a
c
a Switchbox
b Fan motor (M1F)
c Compressor (M1C)
6.5.2

Double fan units

a
b
c
d
a Switchbox
b Fan motor (M1F)
c Fan motor (M2F)
d Compressor (M2C
e Compressor (M1C)
Service manual
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a
b
c
a
b
c
d
e
e
F
d
b
e
f
g
h
F Front view
R Rear view
d Main PCB (A1P)
e Optional cool/heat selector PCB (A5P)
f Rectifier voltage check connector (X3A)
g Main supply connection terminal (X1M)
h M1F (X1A)
i Reactor (L1R)
j Noise filter PCB (A2P)
k Fan inverter PCB (A4P)
l Inverter PCB (A3P)
f g h
o p
f Optional cool/heat selector PCB (A8P)
g Main PCB (A1P)
h M1F (X1A)
i Fan inverter PCB (A4P)
j Noise filter PCB (A5P)
k Rectifier voltage check connector for A6P (X6A)
l Noise filter PCB (A2P)
m Rectifier voltage check connector for A3P (X5A)
n Reactor for A6PL2R)
o Main supply connection terminal (X1M)
p M2F connector (X2A)
q Fan inverter PCB for M2F (A7P)
r Inverter PCB for M2C (A6P
s Inverter PCB for M1C (A3P)
t Reactor for A3P (L1R)
R
i
j
k
l
i j k l m
q r s
RYYQ+RYMQ+RXYQ8~20U7Y1B
VRV IV+ Heat Pump
ESIE18-14 – 2019.07
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