0209
5
2
01106073
Page
Notice
Date
OPERATING
HANDBOOK
5. Operating incidents
The heating does not
work, or works badly
Check the temperature preselection.
Check the safety thermostat.
Check to see if the panel is showing
overheating or a high temperature.
Gas heating
Check the gas inlet.
Clean pressure reducer fi lters.
Check electronic ignition.
Check the position of the ignition
electrodes and fl ame control.
Check operation of the gas solenoid
valve.
The fl ame is yellow Check that the vapour intake fan is
working and is turning in the right
direction.
Check that air inlets are not blocked.
Check the combustion products
exhaust fl ue.
Check injector calibration.
Clean machine air inlet fi lters.
Electrical heating
Check heating contacts KM6, KM7
and KM8.
Check heating resistances.
Check the cylinder’s rotation
detection system.
Check the panel’s sensors.
Check resistance connections.
Check phases.
Steam heating
Check the steam inlet and the boiler
pressure.
Check the steam quality.
Check the non-return valve and the
steam purge.
Encountered problem Cause of problem Solution
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