1
8
/2
2
T
1
-8
8
-0
5
N
u
r
z
u
m
in
te
rn
e
n
G
e
b
ra
u
c
h
E 7 (Only with a
distributor board)
Invalid operating point due to
incorrect pan
material
Component error
The ferromagnetic properties of the
pan material deteriorate as the heat
rises
IHE components destructed
Use suitable pan material =>
Replace pan
Replace IHE
E 8
Fan defect
Fan or electronics defect
Replace IHE*.
E / 9
PT1000 coil sensor defect
Sensor shows implausible readings,
a defect must be presumed.
Replace IHE*.
E A
Hardware error
IHE component fault
Replace IHE*.
E C
Configuration error
Two or more IHEs* have the same
configuration.
Delete all the configurations and con-
figure
E H
Festwiderstandserkennung
Findet nach Aktivierung der Koch-
stelle innerhalb von 5 Minuten kein
Temperaturwechsel an der Koch-
stelle statt, wird Fehleranzeige "E H"
angezeigt
IHE must cool down
No display and
no function
400V incorrect connection
Touch control fault
CU fault
No communication between CU
and TC
Faulty power connection
Component fault
CU component fault
ca. 47 k
W
Connect the power supply properly.
Replace the touch control.
Multimeter diode test measurement
(see p. 22).
Replace IHE.
Replace (faulty) CU.
Check or replace the LIN bus cable.
Faulty pan recognition
Unsuitable pan
IHE component fault
Use a suitable pan.
Replace IHE.
Error code
Description
Possible cause of fault
Measuring
Remedy
