{"id":1321,"date":"2016-09-22T08:38:50","date_gmt":"2016-09-21T18:38:50","guid":{"rendered":"http:\/\/commons.pratt.edu\/open-source\/?p=888"},"modified":"2016-09-22T08:38:50","modified_gmt":"2016-09-21T18:38:50","slug":"heater-upgrade-for-a-seemecnc","status":"publish","type":"post","link":"https:\/\/www.kornequipped.com\/blog\/?p=1321","title":{"rendered":"Heater Upgrade for a SeeMeCNC"},"content":{"rendered":"\n<p>Duk&#8217;s asked me if I could take a look at a slow heating 3D Printer that never gets up to a usable temperature. Turns out one of the two heater resistors was open.<\/p>\n\n\n\n<p>they are just 6.8 ohm 3W resistors stuffed in with RTV Copper.<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium\" src=\"https:\/\/es.pratt.edu\/Commons\/Images\/meetup\/IMG_2545.JPG\" alt=\"\" width=\"3264\" height=\"2448\"><\/p>\n\n\n\n<p>luckily I keep spares on hand for my printer. I cleaned out the RTV and found a 12V 40W cartridge fit perfectly.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/es.pratt.edu\/Commons\/Images\/meetup\/IMG_2567.JPG\" alt=\"\" \/><\/figure>\n\n\n\n<p>its 3.6 Ohms so it is a perfect match.&nbsp; the two 6.8&#8217;s were in parallel so that was 3.4 Ohms<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium\" src=\"https:\/\/es.pratt.edu\/Commons\/Images\/meetup\/IMG_2568.JPG\" alt=\"\" width=\"3264\" height=\"2448\"><\/p>\n\n\n\n<p>i would have liked to drill and tap a hole for a set screw but there no meat on the sides&#8230;<\/p>\n\n\n\n<p>it was a pretty snug fit and a drop of Permatex should hold it fine.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/es.pratt.edu\/Commons\/Images\/meetup\/IMG_2569.JPG\" alt=\"\" \/><\/figure>\n\n\n\n<p>It seemed to heat quickly but had a lot of overshoot so I reran the pid calibration and got that tuned in..<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Duk&#8217;s asked me if I could take a look at a slow heating 3D Printer that never gets up to a usable temperature. Turns out one of the two heater resistors was open. they are just 6.8 ohm 3W resistors stuffed in with RTV Copper. luckily I keep spares on hand for my printer. I [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-1321","post","type-post","status-publish","format-standard","hentry","category-3d-printing"],"_links":{"self":[{"href":"https:\/\/www.kornequipped.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1321","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kornequipped.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kornequipped.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kornequipped.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kornequipped.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1321"}],"version-history":[{"count":0,"href":"https:\/\/www.kornequipped.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1321\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.kornequipped.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1321"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kornequipped.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1321"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kornequipped.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1321"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}