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(4)Display of indoor unit information (displayed on outdoor unit)
S
W
0
1
S
W
0
2
S
W
0
3
Indoor BUS communication signal
4
receiving status
5
Indoor check code
Indoor HP capacity
6
Indoor request command
1~4
(S code, operation mode)
7
1~16
8
Indoor PMV opening data
9
Indoor TA sensor data
11
Indoor TCJ sensor data
12
1~4
Indoor TC1 sensor data
13
Indoor TC2 sensor data
Note: Indoor address No. is selected by setting SW02 and SW03 and displayed on 7-segment display, section A.
SW03
SW02
Indoor address
1
1
~
1
6
S
W
0
2
s
e
t t
2
1
~
1
6
S
W
0
2
s
e
t t
3
1
~
1
6
S
W
0
2
s
e
t t
4
1
~
1
6
S
W
0
2
s
e
t t
* Although 64 indoor unit addresses (Nos. 01-64) are theoretically available, the number of indoor units that can
be connected to the same refrigerant piping system is limited to 5.
(5)Display of outdoor EEPROM writing error code (displayed on outdoor unit)
* The latest error code written in the EEPROM of outdoor unit is displayed.
(This function is used to check the error code after the resetting of the power supply.)
To display the error code, press SW04 and hold for at least 5 seconds after setting SW01 to 03 as shown in the
table below.
S
W
0
1
S
W
0
2
S
W
0
3
1
1
1
6
7-Segment Display
Set SW01 / SW02 / SW03 to [1/1/16] and press SW04 and hold for at least 5 seconds. The latest error code of the
outdoor unit (U1) will be displayed.
B Upon receiving signal: [... ... 1], Other times: [... ... ...]
B No check code: [– – –]
B
0.6 to 6.0 HP : [...0.6] to [...6.0]
B [ #. ...
# represents mode:
COOL: [C. ... ], HEAT: [H. ... ]
FAN: [F. ... ], OFF: [S. ... ]
represents S code: [#. ... 0] to [#. ... F]
B D
isplayed in decimal format
B Displayed in decimal format
B Displayed in decimal format
B Displayed in decimal format
B Displayed in decimal format
7-segment display section A
n i
g
n
u
m
b
r e
n i
g
n
u
m
b
r e
+
1
6
n i
g
n
u
m
b
r e
+
3
2
n i
g
n
u
m
b
r e
+
4
8
n I
d
o
r o
a
d
L
a
e t
t s
e
r r
r o
c
o
d
e
f o
o
u
d t
o
r o
u
i n
( t
Section A
134
155
D
s i
p
a l
y
d
e
a t
l i
]
30~1500pls : [... ... 3]~[150]
[...1.]~[16.]
[17.]~[32.]
[33.]~[48.]
[49.]~[64.]
d
e r
s
s
7-segment display section A
U
) 1
Section B
. E
. 1
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Troubleshooting
