
Bodmer Ton AG
Holzrüti 1
CH-8840 Einsiedeln
Phone +41 55 418 28 58
E-Mail info@bodmer-ton.ch
Website www.bodmer-ton.ch
8
segment. After the controller has finished all the segments, the 'end'-LED will light up and display,
during the cooling-off process.
5. Error messages
The controller will permanently supervise all important processes. In case of a malfunction, the
controller will abort the firing process and display one of the following error messages:
When the furnace is heated with
maximum power output, the
temperature has to increase at
least 1°C in 20 min. lf this is not
the case, FI will be displayed.
- Heating elements are too old or
defective
- On a 3 phase system: one phase
missing (check house-fuse)
- Thermocouple short cut
- Door contact switch not closed
This error massage will be shown
whenever the furnace heats for
more than 18 hours with
maximum power.
- Heating elements are too old or
defective
-On a 3 phase system: one phase
missing (check house-fuse)
lf the measured temperature is
too high, F3 will be displayed.
- Thermocouple defective
- Wiring of the thermocouple
defective
lf the measured temperature has
a negative value F will be
displayed
- Thermocouple is connected wrong
(wiring for the thermocouple is
connected wrong)
F5 will be displayed whenever the
controller has detected an internal
error
- The controller is defective. To
check this, switch off and on the
controller. lf the error occurs please
call us
F6 will be displayed whenever the
controller has detected an internal
error.
- The controller is defective. To
check this, switch off and on the
controller. lf the error occurs please
call us
F7 will be displayed if the
temperature of the furnace is
above 20°C over the programmed
temperature.
- Power-Relay of the furnace is
defective