- (02 - 25) -
O
U
TD
O
O
R U
N
IT
AO
A
72
-9
0L
A
LT
O
U
TD
O
O
R U
N
IT
AO
A
72
-9
0L
A
LT
FUNCTION SETTING
14.
FIELD SETTING SWITCHES
14-1.
Remove the front panel of the outdoor unit and the cover of the electrical component box to
access the print circuit board of the outdoor unit.
Print circuit board switches for various settings and LED displays are shown in the figure.
FUNCTION SETTINGS
14-2.
Various functions can be set. Follow the setting method described in 14-2-1. to set as per the
requirement. Perform these settings after the indoor unit stops.
Table. Settings List
No
Setting Item
7 segment LED
Factory
setting
Content
First 2
digits
Last 2
digits
0
Forbidden
0
0
0
0
●
13
Forbidden
1
3
0
0
●
14
Forbidden
1
4
0
0
●
30
Peak cut mode :
Energy-saving level
Level 1 (stop operation)
3
0
0
0
Settings for limited capacity
operation or stopping the compressor
can be done.
Settings will enable when input signal
has been entered the external input
terminal “CN131”.
Level 2 (Limited at 50%)
0
1
Level 3 (Limited at 75%)
0
2
●
Level 4 (100%)
0
3
41
Low noise mode :
Operation setting
Normal operation
4
1
0
0
●
Noise of the outdoor unit can be kept
low. Set Low noise operation, which
will enable when the input signal
has been entered the external input
terminal “CN131”.
Low noise operation
0
1
42
Low noise mode :
Operation level setting
Level 1
4
2
0
0
●
This item allows you to configure the
noise level when the unit operates
under low noise operation level.
Level 2
0
1
Forbidden
0
2
Caution
Discharge the static electricity from your body before setting up the DIP switches.
Never touch the terminals or the patterns on the parts that are mounted on the board.
POWER
LED105
LED104
SW101
ERROR
MODE
LED101
(GREEN)
MODE
/EXIT
PUMP
DOWN
SELECT ENTER
SW107 SW108 SW109 SW102
LED102
(RED)
Outdoor unit printed circuit board
DIP switch
LED Lamp
7 Segment
LED Lamp
Push button
