15
5 - Troubleshooting
Safety requirements
ATTENTION!!!
This service manual is intended for
personnel having sufficient experience in
the electrical and mechanical field. Only
try to repair the heater
if you have the
appropriate experience. Injury to persons
or damage to property may occur if you
try to make repairs without having the
necessary skills.
ATTENTION!!!
Disconnect the heater and let it cool down
before carrying out repairs. Certain tests
require the heater to be connected to the
electrical power supply. If this is the case,
only connect the machine for the
minimum amount of time strictly
necessary to complete the test.
Never
exclude any safety mechanism.
ATTENTION!!!
If a component needs to be replaced, only
use original spare parts recommended by
the manufacturer. Never use non original
spare parts. Make sure that all electrical
connections a
nd the various parts are in
place before connecting the heater to the
power socket.
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