E52: No Signal From The Motor Tachometric Generator (Second Part) - Electrolux EWM2100 Service Manual

E52: No signal from the motor tachometric generator (second part)

E52
Cycle blocked after 5 attempts during the cycle or immediately if
Tests to be performed:
The motor does not rotate at all.
To check the wiring, measure (Ω)
across the following terminals of the
circuit board connector (fig.4) and
compare with the correct values
(see page 50: step 4 – motor
parameters)
- across J7-2 and J7-5, the value must
be as in 4 - B (Stator)
- across J7-1 and J7-5, if present, the
value must be as in step 4 - D (stator ½
range)
across J7-2 and J7-4, the value
-
must be as in step 4-C (rotor).
Are these values correct?
Replace the circuit board and restart
the diagnostic cycle to check for
further alarms.
fig. 11
J11 J10
J9 J8
J16
Fig.4
03-2009 SOI/DT-mdm FCPD-dp Quality-fz
NO
SI
J7 J5
J2
U3
detected at the start or during
diagnostics.
Check the motor
as described on
page 50.
Is the motor OK?
SI
Check/replace
the wiring and
restart the
diagnostic cycle
to check for
further alarms.
J1
49/91
Replace the motor
NO
and restart the
diagnostic cycle to
check for further
alarms.
If there are traces of burning on the
circuit board, refer to page
Circuit
board
E52
90
599 70 56-70