Convotherm OEB Series User Manual

Service manual OEB/OES/OGB/OGS
5_00e Troubleshooting list_L 10/27 2013-01-30
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Error-
message
Error description possible cause or remedy
interruption
Not at Mini mobile

Condenser sensor (B3) interrupted (defective).
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ID12
Condenser sensor
(sensor B3 in the
condenser)
Short to frame.
The short to frame
cannot be clearly
detected. It may be a
different thermocouple
probe.
 Thermoelement probe (B3) or other has contact with
appliance housing
 Condenser probe (B3) or other is defect.
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E26.xxx
ID1
Safety temperature
limiter (B8-
thermoelement)
interruption
 Sensor wiring interrupted (plug X17 of the control
module)
 CTS (SG) sensor (B8) interrupted (defective)
 Foaming water destroyed the B8
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ID 10
Safety temperature
limiter (B8 in the boiler)
Short to frame.
The short to frame
cannot be clearly
detected. It may be a
different thermocouple
probe.
 Safety temperature limiter (STL) (SG) thermoelement
probe (B8) or other has contact with appliance housing
by overheating of the boiler.
 STL (SG) probe (B8) or other is defect.
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E27.xxx
ID19
STL (B8-
thermoelement)
excessive temperature
(STL measures a temp.
>130°C in the SG when
SG heaters switched
on)
 Foaming in the SG when cooking (due to e.g. wrong, non-
original CONVOTHERM cleaning agents)
 Calcification of the steam generator
 Boiling dry of the immersion heaters due to double level
sensor’s short circuit to earth
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E29.xxx Short circuit to earth of
a thermoelement
 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)
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ID15
CTS sensor1 Short to
frame.
The short to frame
cannot be clearly
detected. It may be a
different thermocouple
probe.
 Thermoelement probe B10 or other has contact with
appliance housing
Possible reason:
a) Sensor line is broken
b) Water entering into the measuring pipe
c) Thermoelement defect

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ID16
CTS sensor2 Short to
frame.
 Thermoelement probe B10 or other has contact with
appliance housing

Convotherm OEB Series Specifications

General

Brand	Convotherm
Model	OEB Series
Category	Commercial Food Equipment
Language	English