4
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Third party components
Service manual
357
REYQ8~20+REMQ5U7Y1B
VRV IV+ Heat Recovery
ESIE18-15B – 2020.05
For single fan units
3
Measure the voltage on the rectifier voltage check connector (a) X3A, located
above the power terminal assembly (b).
Result:
The measured voltage should be below 10 V DC.
a
b
a
Connector X3A
b
Power terminal assembly
For double fan units
4
Measure the voltage on the rectifier voltage check connector (a) X5A to check
inverter PCB A3P (c).
Result:
The measured voltage should be below 10 V DC.
5
Measure the voltage on the rectifier voltage check connector (b) X6A to check
inverter PCB A6P (d).
Result:
The measured voltage should be below 10 V DC
a
d
c
b
a
Connector X5A
b
Connector X6A
c
Inverter PCB A3P
d
Inverter PCB A6P
DANGER: RISK OF ELECTROCUTION
Confirm the rectifier voltage is below 10 V DC before proceeding.
Содержание VRV IV+
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Страница 476: ...ESIE18 15B 2020 05 Copyright 2020 Daikin Verantwortung für Energie und Umwelt ...