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13 Technical data
Installer and user reference guide
42
RXYSQ6T7Y1B9
VRV IV-S system air conditioner
4P404677-1A – 2016.03
13.4
Components: Outdoor unit
c
a
b
A1P
X1M
X2M
d
e
Y1S
S1PH
f
g
h
M1C
i
Y1E
Y3E
f
j
M2F
M1F
a
Heat exchanger
b
Subcool heat exchanger
c
Switch box
d
Service port (high pressure)
e
Service port (refrigerant charge)
f
Cable tie mountings (to fix the field wiring with cable ties to
ensure stress relief)
g
Stop valve (gas)
h
Stop valve (liquid)
i
Accumulator
j
Fan
A1P
Printed circuit board (main)
M1C
Motor (compressor)
M1F-M2F
Motor (upper and lower fan)
S1PH
High pressure switch
X1M
Terminal strip (power supply wiring)
X2M
Terminal strip (transmission wiring)
Y1E
Electronic expansion valve (main)
Y3E
Electronic expansion valve (subcool heat exchanger)
Y1S
Solenoid valve (4‑way valve)