Sovol SV07/SV07 Plus extruder fan duct
thingiverse
This is not an upgrade, just a replacement part. Mounts in place of the original using existing hardware. I have an SV07 Plus, but it should fit the SV07 and SV06 Plus as well. Not the original SV06, which used a different extruder. I had an oopsie on an overnight print and completely destroyed the part cooling duct on the extruder by encasing it in molten filament. Sovol does not offer this as a replacement part, just the entire extruder. And they are closed for 3 weeks during the Chinese New Year. So I designed my own. Smoke tests show it works perfectly, directing the flow at the end of the nozzle/top of part. UPDATE: I revised the design a bit, based on comments received. The Mk II version is here: https://www.thingiverse.com/thing:6634975
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