Toshiba Carrier MMC-AP0181H2UL, Service Manual

Page: 72 / 178

72
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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
Push
CL
+
TEST
buttons simultaneously for 4 seconds or more to change the mode to service
monitor mode.
2
Push
TEMP.
button to set the item code to [FF].
3
The display of A part in the following figure is counted as “
0005 0005
0005 0005 0005
”
→ →
→ → →
“
0004 0004
0004 0004 0004
”
→ →
→ → →
“
0003 0003
0003 0003 0003
”
→ →
→ → →
“
0002 0002 0002 0002 0002
”
→ → → → →
“
0001 0001 0001 0001 0001
”
→ → → → →
“
0000 0000 0000 0000 0000
” with 5-seconds interval.
When “
0000 0000
0000 0000
0000
” appear, the error was cleared.
∗
However counting from “
0005
” is repeated on the display screen.
4
When pushing
TEST
button, the status becomes normal.
~
How to clear error of indoor unit
The error of indoor unit is cleared by
ON / OFF
button of the remote controller.
(Only error of the indoor unit connected with remote controller to be operated is cleared.)
1 2 3 4
Returns to normal status
<Operation procedure>
4
3
2
1
SET
TIME
TIMER SET
TEST
FILTER
RESET
TEMP.
CL
FAN
SAVE
SWING/FIX
VENT
MODE
ON / OFF
UNIT LOUVER