83
GBGB
10. ANOMALIES AND FUNCTIONING
Error
code
Description Causes How to Deal With
FE (254) Communication
between main
control board
& Wiring remote
controller Fault
(display on wiring
remote controller)
1. The wiring between the wiring controller to the
indoor control board connect loose;
2. The sequence of the wiring between the wiring
controller to the indoor control board is wrong;
3. The wiring between the wiring controller to the
indoor control board is failure;
4. The wiring controller is failure;
5. The indoor control board is abnormally
1.Reconnect the wiring between the wiring controller to
the indoor control board;
2. Replace the wiring between the wiring controller to
the indoor control board;
3.Replace the wiring between the wiring controller to
the indoor control board;
4. Replace the wiring controller;
5. Replace the indoor control board
ER
Communication
between main
control
board &display
board
Fault (displays on
display board)
1. The wiring between the display board to the indoor
control board connect loose;
2. The sequence of the wiring between the display
board to the indoor control board is wrong;
3. The wiring between the display board to the indoor
control board is failure;
4. The display board is failure;
5. The indoor control board is failure
1. Reconnect the between the display board to the
indoor control board;
2. Replace the wiring between the display board to the
indoor control board;
3. Replace the wiring between the display board to the
indoor control board;
4. Replace the display board;
5. Replace the indoor control board.
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