Operation - Electrolux IC4 4819 FFS Service Manual

Service
Manual

Operation

Controlled by the ELECTROLUX ITS, the KM6, KM7 and KM8 contactors supply the heating
elements.
The B126, B127 and B128 temperature sensor (PT100) contribute to the regulation of the
temperature and the overheating detection of ironing cylinder according to the following
condition:
Overheating condition:
Overheating on side
Overheating on center
The F2 thermal fuse (T°C > 240°C) and the B3 safety thermostat (T°C > 210°C) are used like
thermal breaker to protect the machine against overheating > 210°C.
Power supply
3 phases
Q0
400
24
ARU
KM1
* ARU = Security chain, emergency push button
04102011/GB
06.2009
Electric heating
= 1
= 0
= 1
= 0
400
KM6 Heating ele. group 1
400
KM7 Heating ele. group 2
400
KM8 Heating ele. group 3
230
Q1 T1
T2
X118 X129
X112
KM2 KM3
when B126 >230°c or B128 > 230°c
when B126 & B128 < 200°c
when B127 > 240°c
when B127 < 240°c
Q3
F2 B3
X108 X109
X126 X127 X128
B126 B127 B128
24
B2
X111 X117
A1_BASE
3