93
10-2-14 No power outdoor (Initial Diagnosis) (Not displayed)
1. Checklist :
1) Is input power normal?
2) Is AC power linked correctly? (L,N,E)
3) Is mis-wiring between communication wire and Power wire?
4) Is mis-wiring between Main PBA and SMPS PBA wire?
5) Is input voltage of SMPS AC in Main PBA (CN150) normal?
6) Is the voltage of SMPS DC in Main PBA (CN151,CN152) normal?
2. Troubleshooting procedure
NO
NO
NO
NO
.
YES
YES
YES
YES
Unplug the power cord
Check the fuse open or not? (F001)
Restart after power off.
Is the power normal?
Is AC power is normal for SMPS?
CN150 : 220Vac~240Vac
Check SMPS wire connection
Exchange the Main PBA
Check the power source.
Exchange the Main PBA
Reconnect the power wire correctly.
Is the power cable from
terminal block to PBA is correct?
L :CN002, N:CN001, EARTH:CN003
Summary of Contents for AR09RXFPEWQNEU
Page 67: ...67 7 1 IndoorUnit AR09RXFPEWQNEU AR12RXFPEWQNEU AR18RXFPEWQNEU AR24RXFPEWQNEU 7 Wiring Diagram...
Page 69: ...69 7 2 OutdoorUnit AR24RXFPEWQXEU DB68 06675A DB68 06675A 00...
Page 70: ...70 8 1 IndoorMain PCB CODE DB92 03467G 8 PCB Diagram...
Page 71: ...71 8 2 OutdoorMain PCB CODE DB92 04029D...
Page 72: ...72 8 3 OutdoorPCB InverterCODE DB92 04025C...
