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Re: Prusa I3 Pro B fails

Posted: Wed Jun 15, 2016 1:48 pm
by syossi2
hi

i was having same problem
so i dissapbled the barrel of the nozzle and found out that it come from the seller with half way teflon inside and with lot of jam defect inside it so the filament cant move there

once i cleane it all and put new teflon its working fine


thanks
yossi

Re: Prusa I3 Pro B fails

Posted: Wed Jun 15, 2016 3:19 pm
by William
syossi2 wrote:hi

i was having same problem
so i dissapbled the barrel of the nozzle and found out that it come from the seller with half way teflon inside and with lot of jam defect inside it so the filament cant move there

once i cleane it all and put new teflon its working fine


thanks
yossi
It's so kind of you,yossi.Maybe you can have a try.@Bernd

Re: Prusa I3 Pro B fails

Posted: Wed Jun 15, 2016 3:57 pm
by Bernd
I can try, because it must be that it does not work indeed anything. Where did you get the new Teflon from to replace it?, And how did you get the old out of there?

Re: Prusa I3 Pro B fails

Posted: Wed Jun 15, 2016 4:01 pm
by Bernd
I have looked at the nozzle in more detail, which should be 0.35 mm but it looks as if that is substantially smaller, it may be because the does not come out the filament?

Re: Prusa I3 Pro B fails

Posted: Wed Jun 15, 2016 4:18 pm
by syossi2
hi

i heat it up to 220 c when only the barrle is scrwe to the hotend, then i start to clean in up with niddle and some thin still
about the teflon, i alrady buy few weeks ago . its nice to have :)....

Re: Prusa I3 Pro B fails

Posted: Wed Jun 15, 2016 4:44 pm
by William
Bernd wrote:I have looked at the nozzle in more detail, which should be 0.35 mm but it looks as if that is substantially smaller, it may be because the does not come out the filament?
The filament doesn't matter to the size of your nozzle,but the groove size below.BTW,what size is your filament?

Re: Prusa I3 Pro B fails

Posted: Wed Jun 15, 2016 4:46 pm
by Bernd
my size of Filament are 1,75 !

Re: Prusa I3 Pro B fails

Posted: Thu Jun 16, 2016 10:48 am
by William
Bernd wrote:my size of Filament are 1,75 !
Hi,Bernd
Have you dismentled the extruder?If haven't ,you can dismentle it and check if everything is ok inside it.You can reference the video below about dismentling MK8 extruder:
https://www.youtube.com/watch?v=aPvVUZQnOMM
Regards

Re: Prusa I3 Pro B fails

Posted: Thu Jun 16, 2016 2:28 pm
by Bernd
OK, I made for video, mine is not the same as in the video but it went. In Hotend everything was and by the rausmachen is also the Teflon broken. the next is the role the wobbles and if there is a ball bearing should be in there then I think that this is broken. Unfortunately, I can not take this one so apart like in the video. but since the error will be. Motor is OK, fan and heat sink also.

Re: Prusa I3 Pro B fails

Posted: Thu Jun 16, 2016 2:38 pm
by Bernd
and this one here is plastic no aluminum metal as shown in the video! I just wanted to say again.