Operation; Heating Elements - Electrolux IC44832 LF Service Manual

Service
Manual

Heating elements

KM7
KM6
Q0
Power supply

Operation

heating elements :
Powered on and off by the KM6, KM7, and KM8 contactors, the heating elements are used to
heat the ironing cylinder.
Contactors KM6, KM7 & KM8 :
Controlled by the ironer interconnection board A2 (J20-3), the KM6, KM7, and KM8 contactors
power on and off the heating elements.
Temperature sensor B20, B21 & B22 :
Connected to control display A1 (X2), the three temperature sensors B20 (left sensor),
B21 (centre sensor) and B22 (right sensor) are used by A1 control display to regulate
the temperature of the ironing cylinder.
Overheating condition :
Overheating on side
Overheating on center
Temperature safety sensor B3 :
Connected to A1 control display (X11-4 and X11-5), safety sensor B3 is used by A1 control
display to stop the machine's heating when the temperature of the ironing cylinder exceeds
240°C
04106016/GB
43-09
electrical heating
KM8
J20.3
= 1 when
= 0 when
= 1 when
= 0 when
KM6 KM7 KM8
A2 Ironer interconnection board
J8 J18
X6 X11
A1 Control display
X2 X2
X2
B20 B21 B22
B20 >225°c ou B22 > 225°c
B20 et B22 < 195°c
B21 > 244°c
B21 < 244°c
4
X12
X11.5
X11.2
B3
3