Malfunction Messages - Fasel Elektronik FCU2000-IR series Operating Manual

Malfunctions
10.2

Malfunction messages

Possible malfunctions and troubleshooting measures are described in this chapter.
Contact the installer or the dealer of your sauna systems for malfunctions that are not
described below. See the invoice, delivery note or the reverse of this manual for the
address.
If an error occurs during operation, the display shows the error number.
If the error cannot be rectified by the end user, please note down the displayed error
number and contact your service technician.
No. Malfunction
000 Internal time error
STB circuit open,
100
STB
200 IR Heater sensor
short circuit
201 IR Heater sensor
interruption
210 Bench sensor
short circuit
211 Bench sensor in-
terruption
400 External malfunc-
tion message
11C I²C error
485 RS485 error
999 Internal time error
Table 10: Malfunction messages
36
Possible causes
Internal time error
The connection to the safety
temperature limiter (STB) is
broken or the thermal fuse
was destroyed by very high
temperature.
Short circuit IR heater sen-
sor
Cable break IR heater sen-
sor
Contact terminals
Short circuit bench sensor
Cable break bench sensor
Contact terminals
Optional input for malfuncti-
on of external control unit.
Error on I²C bus
Error on RS485 bus
Internal time error
Series FCU2000/3000/4000-IR
Troubleshooting
Check STB.
Check cable.
Check terminals 29 and 30.
Check cable.
Check terminals 31 and 32.
Check cable.
Check terminals 31 and 32.
Check cable.
Check terminals 27 and 28.
Check cable.
Check terminals 27 and 28.
Acknowledge error.
Rectify malfunction in external
device.
Disconnect mains, wait for
some time and turn on again. If
error occurs again then contact
the service technician.
Disconnect mains, wait for
some time and turn on again. If
error occurs again then contact
the service technician.
B_FCUxxxx-IR / Version V 1.07
To be carried
out by
Service engi-
neer
Electrician /
service engi-
neer
Electrician /
service engi-
neer
Electrician /
service engi-
neer
Electrician/
Service engi-
neer
Electrician /
service engi-
neer
User /
Service engi-
neer
Service engi-
neer
Service engi-
neer
Service engi-
neer