Samsung AR18NSFHBWKNEU, Service Manual

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10-26 Samsung Electronics
10-2-22 Operation condition secession error
Indoor display
3-LED DISPLAY
7-SEG DISPLAY DESCRIPTION
LED1 LED2 LED3
◎
{
◎
E440
Prohibit Operation Condition Error
(Heating)
E441
Prohibit Operation Condition Error
(Cooling)
Outdoor display
O ◎
{ Operation condition secession
O
LED ON
◎
LED BLINKING
{
LED OFF
1. Checklist :
1) Check the temperature around the outdoor unit.
2. Troubleshooting procedure
Restart after power off
The temperature condition is too poor to operate.
Wait until temperature is changed
Is the operation condition secession
error appeared again?
* Heating mode *
Is the outdoor temperature over 40 ఁ or
under -30 ఁ ?
* Cooling mode *
Is the outdoor temperature under -7 ఁ
NO
Terminate the service
YES
YES