Ultimaker Direct-Drive Stepper Fan Housing
thingiverse
This is a housing for a 42mm stepper motor in a direct-drive Ultimaker system, following Calum Douglas' design (http://www.calumdouglas.ch/ultimaker-3d-printer/direct-drive-upgrade/). To install, add spacers between the stepper bracket mount and the stepper motor, attach the fan to the housings with loose screws, install top screws (M3 x 8mm) and tighten fan screws. For a 40mm fan, an adaptor is required. Essential parts include Stepper Fan Housing A, B, spacers, M3 x 20-25mm long screws, M3 x 8mm screws, M3 x ??mm fan screws and nuts.
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