Troubleshooting
4-8 Samsung Electronics
SAMSUNG PROPRIETARY. DO NOT COPY OR DISTRIBUTE WITHOUT PERMISSION
SAMSUNG PROPRIETARY. DO NOT COPY OR DISTRIBUTE WITHOUT PERMISSION
4-2 Setting an indoor unit address and installation option
1. Setting the indoor unit addresses automatically
• This product is prohibited one indoor unit installation. Don't use pipe checking operation and auto addressing
mode when one indoor unit is installed.
CAUTION
- PCB MAIN - OUT
(AJ020BXJ2CH, AJ024BXJ3CH)
- PCB MAIN – OUT
(AJ***CXS*CH, AJ036BXJ4CH, AJ048BXJ5CH)
K1K1 K2K2 K3K3 K4K4
K1K1 K2K2 K3K3 K4K4
1 Turn on the outdoor unit, and then check whether the display 1/2 indications are displayed "E199" code.
" and display 2 shows the connected indoor number.
• If different display code is shown, see Troubleshooting on page 37 and take corrective actions.
2 Push once the K1 button.
3
After the operations described above have been performed, the system starts in Cooling or Heating mode,
depending on the external ambient temperature. After a few minutes (from a minimum of 3 to 5 minutes for the
internal unit), the system stops automatically, completing the self-test and addressing procedure. "
"
appears on the display of the outdoor unit.
4 If you press the K1 button one more time, "
" disappears and inspection is complete.
• At this point it is possible to start the internal units in the desired mode.
"doesn’t display, the procedure has failed and it is therefore necessary to read ALL the operator’s
manual before repeating the operating described in steps 1-2-3-4.
NOTE
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