SERVICE MANUL
EWF1070M
EWF1070W
Washing Machine
２３
Y
Error message:Motor speed error .it may be not properly connected or damaged.
Troubleshooting :
N
Turn on power, and set pre-wash mode, then
start.
Check
the
import
voltage
of
electromagnetic valve by multimeter
, is it between AC 220-240V between the
white wire and red wire that they are not
connected?Voltage
is220-240V
between
white wire and white wire,between red wire
and red wire
Electromagnetic valve must be broken, please replace
it.
Y
The wire connected PCB and inlet valve is not
properly. Please reconnect it or replace it.
Y
Replace PCB
Check if export voltage from computer board
to electromagnetic valve, is it between AC
220-240V that voltage between grown wire
and white wire of PCB ?
N
Cut off power, and check if motor wire is
connected well
N
Connect them well and test.
N
Connect them properly and test.
Check if the wire of motor is connected well
with computer board.
Y
Y
Replace the motor.
N
Pull out the motor insert string, and check the
resistance of motor speed measurer and the
winding
of
the
motor,
is
it
as
followed?From up to down,The order is
M1.M2.M3.M4.M5.M6.M7.M8.M9.M10
: the resistance between M5and M10 is
1.67~1.85
Ω
. the resistance between
M8and M9 is 1.69~1.87
Ω
.
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