On Mon, Oct 1, 2012 at 3:33 PM, Alexander Bilgri <abil...@gmail.com> wrote:
> It's a 100K NTC thermistor. I have not checked the temperature with any
> precision, but it seems close (just a glass bulb mercury thermometer). I
> have tried it at the Printrun default of 230C.

> I have this kit with a .5mm nozzle:
> http://ultimachine.com/content/makergear-hot-end-kit-3mm-filament

> The hobbed bolt will grind off the filament, so I think that is not the
> issue.

> Thanks!

> On Mon, Oct 1, 2012 at 2:29 PM, Charles Allhands <allhand...@gmail.com>
> wrote:

>> I've encountered this problem before and there are a lot of things that
>> could cause it. Could you include more details? Maybe a link to the exact
>> version of extruder you are using, nozzle diameter, a picture of the hobbed
>> bolt (it may not be hobbed very well), the resistor being used, etc. The
>> more information the better.

>>          -Charles

>> On Mon, Oct 1, 2012 at 1:59 PM, Alexander Bilgri <abil...@gmail.com>
>> wrote:

>>> Hi all,

>>> Alright, I'm probably just being an idiot but someone might be able to
>>> help me. I've been putting together my Reprap and I've been successful right
>>> up until the extrusion. It appears like the heater doesn't have a fast
>>> enough recovery time so after extruding a few centimeters of ABS it slows to
>>> a stop and the hobbed bolt just grinds at the filament.

>>> I am using 3mm filament with a RAMPS 1.4 board flashed with Sprinter. I
>>> have an ultimaker hotend. My PSU is rated for enough power. Any suggestions?

>>> If I can't solve it myself, I could drop off my Gordian knot at S67 and
>>> give the winner a spool of filament. Or a six-pack.

>>> Thanks,
>>> Alex

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