32 18-09-2007 122770 06
Error: Stirring motor is not pulling stirring magnet
ATC-140/250 A/B only
Error message:
-
Likely cause: Solution:
Motor is broken
Set stirring speed to 50.
Measure voltage over CN11 on ATC-250
and CN13 on ATC-140. This should read
about 18V. If this is the case, replace motor.
Broken ribbon cable or
Main PCB
If there is no signal, check that there is a 5V
signal on (ATC-140 Power PCB CN9 pin
11) or (ATC-250 Power PCB CN3 pin 11).
If there is, replace Power PCB else check
ribbon cable and Main PCB.
Defective stirring
magnet
If the stirring magnet has got a flat side, due
to wear and tear, it will not spin properly
and must be replaced.
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