Page 9.15
9.0 Maintenance
Maintenance for 548.10 G \ 05.2007 \
Caution, Danger for your life
In the system there are some parts with mains power. By
mainte nance and ser vice pro ce du res turn the entire
system off, shut off from mains by re mo ving the mains
plug. There is danger for your life.
Danger of burns
Start working after the system is cooled down.
You recognize a defective heat sensor, when the displayed tem-
perature shows either 0°C or 558°C.
1.
Turn the entired system off, shut off from mains by
removing the mains plug.
2.
First let the machine cool down before you start wor-
king in the machine.
3.
Open the covers by hand.
4.
Secure the covers against accidently falling down.
5.
Unscrew and open the electronic modul on the rear
side of the system.
6.
Disconnect the mounting clamp of the temperature
sensor.
7.
You can now remove careful the temperature sensor
from the radiator.
8.
Disconnect the lustre terminal of the defective sensor
form the power unit.
9.
Place the temperature sensor on the radiator
10.
Connect the sensor in the mounting clamp.
11.
Connect the lustre terminal of the sensor in the plug
on the power unit.
12.
Remove
and
fi
xe the electronic modul on the rear
side of the system.
13.
Close the covers by hand.
14.
Connect the unit to the power supply again and
switch it on..
Change the
temperature sen-
sor in the heating
chamber
Summary of Contents for 548.10
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