Convotherm OEB Series - Page 240

Mini-world service manual
KD / 31.03.2009 5_00d_Fehlersuchliste_Mini_f_EN.doc
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Error
message
Error description
Possible cause or remedy
ST
5020
ST
7000
easy
touch
E21.1
ID=14
Oven sensor B6
Short circuit to
earth
• Thermoelement sensor (B6) has contact with appliance
housing
• Thermoelement (B6) defective

E22.0 Core temperature
sensor
(B10-
thermoelement)
interruption (if more
than 2 measuring
points are
interrupted)
• Sensor wiring interrupted (plug X16 of the control module)
• CTS sensor (B10) interrupted (defective)

E22.1
ID=6
CTS1 core
temperature
sensor failure
(B10-
thermoelement)
interruption
• Sensor wiring interrupted (plug X16 of the control module)
• CTS sensor (B10) interrupted (more than 2
thermoelements
defective)

E22.2
ID=7
CTS2 core
temperature
sensor failure
(B10-
thermoelement)
interruption
• Sensor wiring interrupted (plug X16 of the control module)
• CTS sensor (B10) interrupted (more than 2
thermoelements
defective)

E22.3
ID=8
CTS3 core
temperature
sensor failure
(B10-
thermoelement)
interruption
• Sensor wiring interrupted (plug X16 of the control module)
• CTS sensor (B10) interrupted (more than 2
thermoelements
defective)

E22.4
ID=9
CTS4 core
temperature
sensor failure
(B10-
thermoelement)
interruption
• Sensor wiring interrupted (plug X16 of the control module)
• CTS sensor (B10) interrupted (more than 2
thermoelements
defective)

E25.0
ID=3
Condenser
sensor (B3-
thermoelement)
interruption
• Sensor wiring interrupted (plug X16 of the control module)
• Condenser sensor (B3) interrupted (defective)
 
E25.1
ID=12
Condenser
sensor- (sensor
B3 in condenser)
short circuit to
earth
• Thermoelement sensor (B3) has contact with appliance
housing
• Condenser sensor (B3) defective

E29.0 Short circuit to
earth of a
thermoelement
• A thermoelement sensor has contact with appliance housing
• Connection between sensor wire and sensor housing
 Test individual sensors for short circuit to earth
(beginning with CTS)
