Rational iCombi Pro Umbauanleitung Seite 10

1 | MI_2207: Automatic ignition controller iCombi – removal and installation
Safety instructions
High voltages when connecting to the mains power
Danger to life due to high voltage.
Disconnect from the power supply.
n
Make sure the unit is disconnected from the power.
n
Sharp edges on the housing
Risk of cuts on the housing when working in the unit.
Wear protective gloves.
NOTE:
A flashing LED does not immediately indicate a fault in the automatic ignition
controller.
This only signals that the automatic ignition controller has detected a gas error
in the gas combustion system. These gas errors are assigned to the following
service errors according to their error pattern.
Service error
32.1
32.2
32.3
32.4
33.1
33.2
33.3
33.4
33.5
140
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Reset
Yes 5x unsuccessful ignition process
Yes Flame current measured with gas
valve closed
Yes Burner went out 5 times during
the burning phase
Yes The speed of a gas blower devi-
ates from the target speed by
more than 150 rpm
Restart 7x Service 32.x within 32 minutes
or Service 33.x detected for at
and, if
least 20 hours
neces-
sary,
Reset
No Desired gas speeds breach condi-
tion >0 rpm or Min. < Start < Max.
No Mains frequency outside 40...70
No Phase and neutral conductor
No Automatic ignition controller con-
trol defective
No Permanent fault in the gas supply
or in the hot air gas combustion
DANGER
CAUTION
Cause
Hz
mixed up
system
Fix
Description of error
32.1
Description of error
32.2
Description of error
32.3
Description of error
32.4
Description of error
33.1
Description of error
33.2
Description of error
33.3
Description of error
33.4
Description of error
33.5
Description of error 140