owner
’
s manual
Refrigerant leakage detection
malfunction
EC
Table 8-1a (Applicable to inverter air conditioner only)
NO.
Malfunction
running lamp
timer lamp
defrosting lamp
alarm lamp
1
2
3
4
5
6
7
8
display (nixie tube)
EEPROM malfunction
Quick-flash
E7
In door fan unit stall malfunction
Quick-flash
E8
Quick-flash
Lifting panel malfunction
Quick-flash
F1
Quick-flash
Quick-flash
Lifting panel is not closed
Quick-flash
Quick-flash
On
On
F2
E2
Room temperature sensor
checking channel is abnormal
Quick-flash
E3
Pipe temperature sensor (T2)
checking channel is abnormall
Quick-flash
E4
Pipe temperature sensor (T2B)
checking channel is abnormal
Quick-flash
EE
Water-level alarm malfunction
Quick-flash
9
In-outdoor unit communication
checking channel is abnormal
Quick-flash
E1
10
11
12
13
Indoor master/slave unit
communication checking channel
is abnormal
F3
Quick-flash
Quick-flash
Other malfunctions of master/
slave unit
F4
Quick-flash
Quick-flash
Outdoor unit malfunction
Ed
Slow-flash
Quick-flash
F0
Quick-flash
Quick-flash
Lifting panel communication
checking channel is abnormal
Collision model malfunction
E0
Quick-flash
14
Table 8-1b (Applicable to fixed-frequency air conditioner only)
NO.
Malfunction
running lamp
timer lamp
defrosting lamp alarm lamp
2
3
4
5
6
Room temperature sensor
checking channel is abnormal
Lifting panel is not closed
Lifting panel communication
checking channel is abnormal
Water pump temperature
sensor
Evaporator sensor malfunction
Condenser sensor malfunction
Water-level alarm malfunction
EEPROM malfunction
Outdoor malfunction
7
8
display
(nixie tube)
Quick-flash
Quick-flash
Quick-flash
Quick-flash
Quick-flash
Quick-flash
Quick-flash
Quick-flash
Quick-flash
Quick-flash
Quick-flash
E2
E8
E4
E3
E6
E5
E7
11
Lifting panel malfunction
12
13
Quick-flash
Quick-flash
Quick-flash
Quick-flash
Quick-flash
Quick-flash
Quick-flash
Quick-flash
F2
F0
F1
14
Quick-flash
Quick-flash
15
Refrigerant leakage detection
malfunction
EC
On
Quick-flash
Quick-flash
Outdoor unit low pressure
malfunction
10
Quick-flash
Quick-flash
Quick-flash
Ed
DC motor speed out of control
9
Quick-flash
Eb
1
In-outdoor unit communication
checking channel is abnormal
Quick-flash
E1
Quick-flash
Quick-flash
