Samsung Electronics 65
4-1 Check-up Window Description (cont.)
ఐ Outdoor Power Off even when the Inverter PCB, Fan PCB is a high DC voltage charging contacts at danger.
ఐWhen you run the repair and replacement of the PCB should work after the power is turned off, the DC voltage discharge.
(Natural discharge until Please wait for at least 15 minutes.)
ఐIf an error occurs, the discharge mode may not work properly.
In particular, E464 & E364 is power devices can be damaged.
Therefore, the discharge mode, do not use. (Natural discharge until Please wait for at least 15 minutes.)
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AM038/048/055KXWD
✳✳ (cont.)
ـ Key input of the outdoor unit when the service enters the operation mode.
KEY setting
K1 (Number of press) Key operation Display on segment
1 time
Refrigerant charging in Heating mode
2 times
Trial operation in Heating mode
3 times
Refrigerant discharging (Outdoor unit address 1)
4 times
Vacuum (Outdoor unit address 1)
5 times
End KEY operation -
Press and hold 1 time Auto inspection operation
KEY setting
K1 (Number of press) Key operation Display on segment
1 time
Refrigerant charging in Cooling mode
2 times
Trial operation in Cooling mode
3 times
Pump down all units in Cooling mode
4 times
Auto trial operation
5 times
Checking the amount of refrigerant
(Display of last two digits may dier
depending on the progress)
6 times
Forced oil collection
7 times
Inverter compressor 1 check
8 times
Water pipe connection inspection operation
9 times
Load inspection operation
10 times
End KEY operation
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