Toshiba Carrier MMU-AP0074HPUL Service Manual page 47

� Function to clear error
1. Clearing method from remote controller
� How to clear error of outdoor unit
In the unit of refrigerant line connected by indoor unit of the remote controller to be operated, the error of
the outdoor unit currently detected is cleared. (Error of the indoor unit is not cleared.)
The service monitor function of the remote controller is utilized.
<Method>
1
CL
Push + TEST buttons simultaneously for 4 seconds or more to change the mode to service
monitor mode.
2
Push button to set the CODE N . to [FF].
TEMP.
3
The display of A part in the following figure is counted as "
" → → → → → "
" ���� ����
When" ���� " appear, the error was cleared.
∗ However counting from "
4
When pushing TEST
� How to clear error of indoor unit
The error of indoor unit is cleared by
(Only error of the indoor unit connected with remote controller to be operated is cleared.)
o
" → → → → → "
���� " with 5-seconds interval.
����
" is repeated on the display screen.
button, the status becomes normal.
3
TEMP.
2
FILTER
RESET TEST
4
<Operation procedure>
1
Returns to normal status
ON / OFF
����
ON / OFF
TIMER SET FAN MODE
TIME SAVE VENT
SET CL SWING/FIX UNIT LOUVER
2 3 4
button of the remote controller.
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" → → → → → " " → → → → → "
���� ����
1
" → → → → →