Electrolux W475 - Page 81

81
2
1017666581
101766
Issue Month Year
01 02 00
Motor and motor control
Motorcontrol
The motor control unit is microcomputer control-
ledandissituatedunderthetopcoverofthe
machine, right above the outer drum.
TheunitconsistsofaPCB(motherboard)tted
onaheatsinkthatdoesdouble-dutyaspartof
the housing.
The cable harness is directly connected to
thePCB,voltagesupplyinputandthevoltage
supplytothemotorusingconnectors;theother
cables are connected with flat connectors to the
PCB.
Adetaileddescriptionofinputandoutputcables
ispresentedinthesection“Function”.
Dependingonthemachinesize,thisunitcomes
infourdifferentversions.Theunitshavedifferent
sizesinordertobeabletocontrolmotorsofdif-
ferentsizes.Largermachinesalsohaveventila-
tionfans,howeverthefunctionandconnections
are identical.
MotorcontrolU1
2