Galanz DC-80S1E, Service Manual

Page: 15 / 17

15

9. Fault Diagnosis Function
（
E1
）
Temperature Sensor Malfunction diagnosis (E1)
（1）
Condition: Temperature Sensor Malfunction or not connecting
（2）System Reaction:
All the selected programmes stop. Indicator lights go out. The digital tube displays
fault code” E1”. All of the buttons and stall switch have no reaction. Whether the
Buzzer is on or not, it will raise the Error alarm for 5 seconds every 5 minutes.
（
E3
）
Heating wire temperature sensor is
open-circuit
or short-circuit.
（1）
Condition: heating wire temperature sensor malfunction.
（2） ：system reaction:
All the selected programmes stop. Indicator lights go out. The digital tube displays
fault code” E3”. All of the buttons and stall switch have no reaction. Whether the
Buzzer is on or not, it will raise the Error alarm for 5 seconds every 5 minutes.
（
E2
）
Heating wire assembly malfunction diagnosis
（1）condition
Temperature never gets to 32
℃
even though the system works with no stop to the
end of the cooling process under the
“
Heavy
” 、 “
Strong
” 、 “
Normal
”
these
three switches. Do not detect the malfunction when the appliance suspended and
door open during the operation.
（2）system reaction
All the selected programmes stop. Indicator lights go out. The digital tube displays
fault code” E3”. All of the buttons and stall switch have no reaction. Whether the
Buzzer is on or not, it will raise the Error alarm for 5 seconds every 5 minutes.
door lock diagnosis
（
dop
）
（1）Condition
The door is opened when the system starts or during the operation. When the door
is opened at the end of the cooling process, the operation is finished.
（2）system reaction
All the selected programmes stop. Indicator light is the same to suspend. The
digital tube display fault code
“
dop
”
. Except the
“
Start/Pause
”
and
“
Buzzer
”
buttons, the rest have no reaction, same to the stall switch. When the door is closed,
the system gets to a normal suspension state.