AhnoldZ
November 17, 2018, 5:57pm
2
Nor sure if that would help. The build-up on the air-assist fan (and the lens) is probably due to dirty air circulating inside - it doesn’t use replacement fresh air.
Although you’ve already cleaned it, there have been other posts about this:
Hi, I have just cleaned the lens etc in the print head and noticed that the little ‘purge fan’ in there was quite gunked up. Can anyone recommend the most effective way of cleaning this? I thought about compression air but I don’t want to blow bits further in to the workings inside. Any suggestions?
Thanks in advance.
I have cleaned mine many times with alcohol hand cleaner. It has managed to get so full of gunk as to stop spinning entirely and yes lots of flare and burning at the cut happens.
By putting one end of a C-Pap hose in a shop vac the rubbery end is small and flexible enough to jam into the chute that the air comes out of and pull lots of air through even with the Glowforge shut down.
Under these conditions the fan will only spin when it is freed up and I dump quite a bit of the cleaner into the…
Also the following topic about the exhaust fan is always good to bring up often:
Update: 12/14/2018:
Happily, the Glowforge crew has released an “easier to implement” cleaning regimen for the exhaust fan now…instructions for how to do it involve purchase of a special non-flammable degreasing spray cleanser and use of a special cleaning mode of the software…instructions here:
Written up below is the old way that I was doing it…it’s a fairly labor intensive alternative that has worked very well if you are willing to keep up with it as you go along and not let it get …
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