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How to check all the unit No. from an arbitrary wired remote controller
<Procedure>
Carry out this procedure during stop of system.
The indoor unit No. and the position in the identical refrigerant piping can be checked.
An outdoor unit is selected, the identical refrigerant piping and the indoor unit No. are displayed one after the
other, and then its fan and louver are on.
1
Push the timer time button
+
TEST
simultaneously for 4 seconds or more.
First line 1 and CODE No.
��
(Address Change) are displayed. (Select outdoor unit.)
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2
Select line address using
UNIT LOUVER
/
SWING/FIX
button.
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3
Determine the selected line address using
SET
button.
• The address of the indoor unit connected to the refrigerant piping of the selected outdoor unit is dis-
played and the fan and the louver are on.
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4
Every pushing
UNIT LOUVER
(left side button) button, the indoor unit No. in the identical piping is
• Only fan and louver of the selected indoor unit start operation.
[To select the other line address]
5
Push
CL
button and the operation returns to Procedure
2
.
* The indoor address of other line can be continuously checked.
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6
Push
TEST
button and then the procedure finishes.
1 2 3 4 5 6
END
<Operation procedure>
6
1
3 5
4
2
SET
TIME
TIMER SET
TEST
FILTER
RESET
TEMP.
CL
FAN
SAVE
SWING/FIX
VENT
MODE
ON / OFF
UNIT LOUVER
displayed one after the other.
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Summary of Contents for Carrier MMU-AP0074HPUL
Page 15: ...2 WIRING DIAGRAM 15 ...
