Two different issues. neotko posted something about removing the rest.
But I'm not sure about this "concertining". That shouldn't be possible. The bowden should restrain it from twisting like that so I'm confused. Is the bowden all the way down into the white teflon part?
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neotko 1,417
Maybe this can help
http://support.3dverkstan.se/article/23-a-visual-ultimaker-troubleshooting-guide#caked-nozzle
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