[EMS Discuss] Problem w/ Rick's printer (believed fixed)
Thu Jan 24 14:09:35 PST 2013
Perhaps we should start a printer log. Enough people use the printer now
that something new seems to pop up regularly. It would be nice to know
what changed between sessions so that we might be able to predict and
prevent future problems.
On 1/24/2013 11:09 AM, Kassandra Kaplan wrote:
> It breaks or the filament has too much friction to feed.
> On Jan 21, 2013, at 4:46 PM, Bob Miller <EMAIL HIDDEN> wrote:
>> Today I came in to use Rick's printer. When I tried to print, it
>> printed a few inches of the first layer, then did not extrude any more
>> plastic. After a little investigation, I figured out that the motor
>> was not pushing plastic into the hot end.
>> I disassembled the "cold end" (the part where the toothed gear pushes
>> the filament through) to clean it out. There wasn't much to clean,
>> just a little plastic fluff. But the gear had worn a divot in the
>> filament. (See photo.)
>> I assume this is because the tensioner bolt was not tight enough. So
>> I snipped off the end of the filament, heated up the hot end, and
>> reinserted the filament. I tightened the tensioner to the setting,
>> "really cranked down hard". (-:
>> It is printing now and seems to be working. How would I know if I had
>> overtightened the tensioner?
>> Bob Miller K<bob>
>> EMAIL HIDDEN
More information about the Discuss