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Technical data
Service manual
416
REYQ8~20+REMQ5U7Y1B
VRV IV+ Heat Recovery
ESIE18-15B – 2020.05
6
Branch selector box, electronic expansion valve high pressure ON, electronic
expansion valve low pressure ON
Y1E
Subcool Control
Y2E
OFF
Y3E
Subcool Control
Y4E
0 pulse
Y5E
Heat Sink Cooling Control
Y2S
ON
Y3S
ON
Y4S
OFF
Y5S
OFF
Summary of Contents for VRV IV+
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