Samsung AR18KSFPDWQXCV - Dc_Link Voltage Under;Over Error; H;W DC-Link over Voltage Protection Error;Pfc over Load

10-18 Samsung Electronics
10-2-16 DC_link voltage under/over error, H/W DC-link Over voltage protection error/PFC over load
Indoor display
3-LED DISPLAY
7-SEG DISPLAY
DESCRIPTION
LED1 LED2 LED3
E466 DC-Linkvoltage under/over error
E483 Over Voltage Protection Error
daolrevoCFP484E
Outdoor display
DC-Linkvoltage under/over error
PFC over load
Over Voltage Protection Erro
LED ON LED BLINKING LED OFF
1. Checklist :
1) Is the input voltage of outdoor terminalblock is normal?
2) Is the input voltage is higher than 300Vac?
3) Is the reactor wire connected?
4) Is the DC_link capacitor(A") assembled in accordance the specication?(Outdoor PBA)
5) Is the DC_link resistor("B") value is normal? (Outdoor PBA)
6) Is the PFC resistor("C") value is normal? (Out
door PBA)
2. Troubleshooting procedure
YES
YES
YES
Is the connected of reactor wire?
(PBA-Reactor )
Is the the input voltage is nomal?
Normal range(180Vac ~270Vac)
IstheDC_linkvoltage
("A") is normal in operation mode?
Normal range(280Vdc~320Vdc)
Restart after power o.
Restart after power o.
Start the operati on (cooling mode or heating mode)
NO
NO
NO
Connect the reactor wire
Check the input power in the powerc ord.
Check the input power
"B""A"LEDOM
DB92-02866A CE101,CE102,CE103
DB92-02867A CE053,CE054,CE055,CE056
"D""C"LEDOM
DB92-02866A/2867A R105,R106,R107,R108 R105
R101,R102,R103,R104
R059,R060,R061,R062