Micom Function
ERROR CODE SUMMARY
Warning
!
Please make sure power off and discharge fully before you test
Attention
1. When No.2, 4, 9, 10,12,13,14 error happen
it can not be shown unless you hold “EXPRESS FRZ.” a
nd “FREZZER” key more than 3 sec.
2. When other error happen, it can be shown automatically after 3 hours later since error happen.
NO
Item
Error Code
Error description
Remark
FREE
ZER
REFRI
GERA
TOR
1
F sensor abnormal
FS
E
F Sensor Open or short
Sensor lead wire or
wafer badness
2
RT sensor abnormal
rt
E
RT Sensor Open or short
3
R1 sensor abnormal
rS
E
R1 Sensor Open or short
4
R2 sensor abnormal
r2
E
R2 Sensor Open or short
5
D sensor abnormal
dS
F
D Sensor Open or short
6
Defrost abnormal
dH
F
D sensor still below 5
after defrost heater on 80m
Fuse M open
Def
Heater open
or
Relay of def heater
badness
7
F-Fan
abnormal
FF
E
When Fan should be on,
Main PCB can not receive
the feed back signal in 65s
Fan lead wire
badness, Fan drive
IC badness
8
C-Fan
abnormal
CF
E
9
Ice maker
sensor abnormal
IS
E
Ice maker Sensor
Open or short
Sensor lead wire or
wafer badness
10
Ice maker
Kit abnormal
It
E
Ice maker
Kit abnormal
11
Communication error
CO
E
Communication between
Main and display abnormal
Lead wire, Main
PCB or Display
PCB badness
12
Water tank Switch
tt
E
Water tank not assemble
correctly or water tank hall
switch abnormal
Lead wire, Hall
Switch, Main PCB
badness
13
Humidity Sensor
abnormal
HS
E
Room humidity sensor
short or open
Sensor lead wire or
wafer badness
14
WIFI PCB abnormal
Od
E
WIFI PCB and Display
PCB connect fail
Connect fail or PCB
badness
DIP S/W
Water
Supply Time
S1
S2
OFF
OFF
4.6sec
ON
OFF
4.3sec
OFF
ON
5.0sec
ON
ON
5.3sec
Display Design
DIP S/W Time
16
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