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Lizziegill

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  1. I need a replacement cooling fan for an ultimaker 2 and have had great difficulty sourcing one. I gather from other forum posts this is not a new problem! It's a 12V DC 0.1A fan (30mm x30mm x10mm) right? I bought one from RS components which I thought was suitable spec from looking at forum posts- http://uk.rs-online.com/web/p/axial-fans/5415413/ However when it arrived I saw it was 0.13A (rather than 0.1A as I had thought) and when I connected it the fan quivers a bit but does not run. The other original fan which is in tact seems to run at double the speed as if to compensate for the new
  2. I've been using a ultimaker 2 at work for 18 months now, it's been modified to also be able perform pneumatic extrusion in addition to conventional FFF which has worked well. Recently however, the FFF feeder motor at the back keeps ticking/skipping and eventually grinding its filament down, which has meant I have had to take apart the feeder assembly a few times to remove trapped filament. -Potentially the feeder tension could be wrong having been reassembled, although the tracks on the filament from the feeder look okay and having looked at various posts about this problem I have ensured th
  3. I've been using a ultimaker 2 at work for 18 months now, it's been modified to also be able perform pneumatic extrusion in addition to conventional FFF which has worked well. Recently however, the FFF feeder motor at the back keeps ticking/skipping and eventually grinding its filament down, which has meant I have had to take apart the feeder assembly a few times to remove trapped filament. -Potentially the feeder tension could be wrong having been reassembled, although the tracks on the filament from the feeder look okay and having looked at various posts about this problem I have ensured th
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