diff --git a/printer_mods/wrez/astrodyne-inlet/README.md b/printer_mods/wrez/astrodyne-inlet/README.md index 17e879769..4f7c365b7 100644 --- a/printer_mods/wrez/astrodyne-inlet/README.md +++ b/printer_mods/wrez/astrodyne-inlet/README.md @@ -1,32 +1,20 @@ # Astrodyne IEC 320 C14 Power Inlet Housing for V0.1 -This mod is a replacement housing for the stock v0.1 power inlet, replacing the [Adam -Tech -IEC-GS-1-100](https://www.digikey.com/en/products/detail/adam-tech/IEC-GS-1-100/9831135) -(which has been on back-order at Digikey for quite a while at the time of -this writing) with an -[Astrodyne/TDI -082S](https://www.mouser.com/ProductDetail/Astrodyne-TDI/082S0150000?qs=eP2BKZSCXI7jG836kH3rhw%3D%3D). +This mod is a replacement housing for the stock v0.1 power inlet, replacing the +[Adam Tech +IEC-GS-1-100](https://www.digikey.com/en/products/detail/adam-tech/IEC-GS-1-100/9831135) +(which has been on back-order at Digikey for quite a while at the time of this +writing) with an [Astrodyne/TDI +082S/082SM](https://www.mouser.com/ProductDetail/Astrodyne-TDI/082S0150000?qs=eP2BKZSCXI7jG836kH3rhw%3D%3D). -------- +In addition to the power inlet you will also need to acquire some inexpensive 5 +mm diameter X 20 mm long 250V fast-acting fuses (see the v0 sourcing guide for details). -**WARNING**: I just discovered that the 082SM ("M" for "medical") has small tabs on both sides of -the inlet (**not** shown in the datasheet). These tabs physically prevent normal C13 power -cords (what the Brits would call "bog standard kettle cords") from fitting into the -receptacle. I _think_ but am not yet sure that the 082S (general purpose model) -does not have the tabs (I think they are to prevent non-certified -cords from being used accidentally). I've ordered an 082S to verify and will -update this README once I've confirmed. +## Files -Also, as should be obvious: You will need to acquire and insert 250VAC buss -fuses (by pulling out the little drawer — there is a slot for the active -fuse, plus room for a spare in the front). - -## View of Tab in 082SM version - -![082S side tab](./images/082SM-tabs.jpg) - -------- +- [STL](./STLs/astrodyne-inlet.stl) +- [STEP file](./CAD/power-inlet-astrodyne.step) +- [Fusion 360 design](./CAD/power-inlet-astrodyne.f3d) ## Assembled view @@ -48,11 +36,15 @@ fuse, plus room for a spare in the front). ![Rear view](./images/rear-view.jpg) +## Fuses + +![Fuses](./images/fuses.jpg) + ## Printing notes Slice and print with standard Voron settings (ABS, 40% infill, 0.4mm line width, 0.2mm layer height, 5 top/bottom layers, 4 walls) but there isn't a lot of -surface area in contact with the bed so you may struggle with warping unless +surface area in contact with the bed, so you may struggle with warping unless your first layer is dialed in perfectly (perhaps with a little extra squish). There is no shame in printing this part with a brim (I've not added any fillets to the front edge for precisely this reason). @@ -83,16 +75,25 @@ printing tolerances, but my first print of the part worked perfectly: the power-inlet snapped into place with a quite satisfying click, and felt quite secure. +**WARNING**: Both the 082S (general purpose) and the 082SM ("M" for "medical") +models have small tabs on each side of +the inlet (**not** shown in the data-sheet). Apparently, these tabs are intended +to bend slightly when a C13 power cord is inserted +into the receptacle, taking up any side-to-side play. The tabs are +free to move on three edges and only attached at the rear-most edge. The tabs move +**very** stiffly, however, especially for the first several insertions. I found it +necessary to insert a tool (e.g. a letter opener or screwdriver) and gently bend +the tabs a bit before I could insert a cord the first time. + +## View of the side tabs + +![082S side tab](./images/082SM-tabs.jpg) + ## Disassembly No. -[Just kidding. It _might_ be possible to sneak a couple of butter knives or -narrow putty knives down the sides to release the clips, but I ended up just -sawing off the test print I used to check the fit.] - -## Files - -- [STL](./STLs/astrodyne-inlet.stl) -- [STEP file](./CAD/power-inlet-astrodyne.step) -- [Fusion 360 design](./CAD/power-inlet-astrodyne.f3d) +[Just kidding. It _might_ be possible to remove the inlet from the printed +housing if you sneak a couple of butter knives or narrow putty knives down the +sides to release the clips, but I ended up just sawing off the test print I used +to check the fit.] diff --git a/printer_mods/wrez/astrodyne-inlet/images/fuses.jpg b/printer_mods/wrez/astrodyne-inlet/images/fuses.jpg new file mode 100644 index 000000000..393059663 Binary files /dev/null and b/printer_mods/wrez/astrodyne-inlet/images/fuses.jpg differ