we got a BL V3 back from a customer. One motor didn't run.
Fortunately he sent also the motor with attached connector.
I was searching a while until I found the reason:
(Video) - (listen to the multimeter)
Basically the connector looks good:
This is how it looks inside:
Seems to be flux from soldering.
« Bearbeitet von HolgerB am 15.05.2014 15:47. »