Appendix A
60
6.3 Four way valve performance checking procedures
6.3.1 ARXN/RXN25/35L/M
Turn power off and then
on again.
Disconnect four way valve coil
from connector and check the
continuity.
Start heating operation.
Replace four way valve.
S80 voltage at
180-280V with
compressor on?
Four way
valve coil resistance at
±"
Yes
Yes
Replace outdoor PCB.
Replace four way valve coil.
No
*Refer Figure 1 below.
No
(Fig. 1)
Voltage at S80
DC180-280V
DC12-15V
Compressor
ON
Time
*Four way valve coil
&RROLQJ'U\1R
continuity
+HDWLQJ&RQWLQXL
ty
Summary of Contents for ARXN25MV1B
Page 1: ...SERVICE MANUAL Inverter DOO 0RXQWHG Single Split SM 5WMY A1 R410A ...
Page 60: ...Wiring Connection 54 4 0 Wiring Connection Model ATXN FTXN 25 35L M ARXN RXN 25 35L M ...
Page 61: ...Wiring Connection 55 Model ATXN FTXN 50 60L ARXN RXN 50 60L ...
Page 62: ...Wiring Connection 56 Model ATXN FTXN 50 60M ARXN RXN 50 60M ...
