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1
2
1
2
1
2
1
2
0 1 2
F
3
E
4
D
5
6
C
7
B
8
A
9
0 1 2
F
3
E
4
D
5
6
C
7
B
8
A
9
0 1 2
F
3
E
4
D
5
6
C
7
B
8
A
9
0 1 2
F
3
E
4
D
5
6
C
7
B
8
A
9
0 1 2
F
3
E
4
D
5
6
C
7
B
8
A
9
0 1 2
F
3
E
4
D
5
6
C
7
B
8
A
9
0 1 2
F
3
E
4
D
5
6
C
7
B
8
A
9
0 1 2
F
3
E
4
D
5
6
C
7
B
8
A
9
S1
S2
~
~
~
~
Toggle switch set
Network address code
00~15
16~31
32~47
48-63
14
NETWORK ADDRESS SETTING
Every air-conditioner in network has only one network address to distinguish each other. Address code of air-conditioner
in LAN is set by code switch on Network Interface Module (NIM), and the set range is 0-63.
TROUBLE SHOOTING
Nº
Type
Contents
LED Lamp flash
Remarks
1
2
3
4
5
Malfunction
Malfunction
Malfunction
Malfunction
Alarm
The evaporator sensor
check point is abnomal,
or room temp.sensor is
abnormal.
Indoor/outdoor unit
communication is abnormal.
Condenser sensor check
point is abnormal or outdoor
temp. sensor is abnormal.
Water level switch
is abnormal.
Mode conflict.
Run lamp flashes
at 2.5Hz.
The timer lamp
flashes at 2.5Hz.
All the indoor alarm
lamps flash at 0.5Hz.
Alarm lamp flashes
at 2.5Hz.
Defrost lamp flashes
at 2.5Hz.
After the malfunctions
disappear, it restores
automatically.
If the malfunctions can t be
solved in three min. all the
indoor alarm lamps flash at
0.5Hz. Turn off the power to
restore.
When the indoor unit turns to
heating mode or is turned off,
the alarm will disappear.
After the malfunctions
disappear, it restores
automatically.
After the malfunctions
disappear, it restores
automatically.
T
Summary of Contents for YDCS-28CA15A
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