No Signal Coming From The Tachometric Generator In The Motor - Electrolux washing machine Service Manual

No signal coming from the tachometric generator in the motor.

E52
(Page 1)
Checks to do:
Get in to the
diagnostic cycle
and go to step 6
( Motor moves cw
50 r.p.m.and ccw
250 r.p.m.)
Is the motor
turning correctly?
YES
The overheating
protection have
operated.
Change the motor
and run again
diagnostic cycle to
verify any further
possible alarm
SSD-P APdV, EB, HD 01/05
ALARM CODES
Does the
NO
motor rotate
for a few
instants, then
stops?
YES
Measure in the main
board plug between
J1-7 and J1-8 in the
AC version and
between J1-8 and J1-
9 in the DC (as in
page 9.1 - step "A").
Do you measure
correct values?`
- see pic. 16
YES
Measure in the main
board plug between
same connector and
body of the machine .
Do you measure any
dispersion?
- see pic. 20
YES
Verify/ change the
cable and run again
diagnostic cycle to
verify any further
possible alarm
NO
Motor Not Turning At all
-
Disconnect the
motor plug and
measure directly in
NO
the motor
page 9.1 - step "A").
Do you measure
correct values ?
- see pic. 22
-
Check/change the
cable and run again
the diagnostic cycle
to verify any further
possible alarm
Verify the position
of the tachometer.
NO
Is it in place
correctly?
- -see pic. 23
Change the main
board and run again
the diagnostic cycle
to verify any
possible further
alarm
8.21
see next page (8.22) -
Change the
motor (or
tachometric
NO
(as in generator) and
run again the
diagnostic
cycle to verify
- any further
possible alarm.
YES
Change the
motor and run
again the
NO
diagnostic
cycle to verify
any further
- possible alarm.
YES
If there are
burn marks on
electronic
board, see
page 13.1-2
599 34 71-47