=== reprap construction === various notes/changes/clarifactions/etc+ of the [[reprap]] plans, made during the [[fabbing workshop]] oct.2007 * electronics * BOM specifies 648A pics, boards have 628 printed. === difficulties / / subsitutions === * toothed pulleys & MXR belt * molex connectors (nos. 22-01-3127, 22-23-2021, 22-01-3027, 22-23-2031, 22-01-3037, 22-23-2041, 22-01-3047, 08-50-0114) * board mount db9 female * z-studding-tie * threaded drive shaft === software === see [[reprap software]] === assembly === * board holes -> mounting pieces mismatch * check m5x20 and m5x30 count * 12pin header fr power distribution * nichrome length ~370mm * cabling lengths (?) * see annotated howto print-out === calibration / configuration === * extruder tester getting IO errors, consistently at 96ÂșC wont report higher temperatures. * extruder notes -> * http://hydraraptor.blogspot.com/2007/09/equations-of-extrusion.html * the previous version of the thermopast extruder (aka MkII) > http://www.reprap.org/bin/view/Main/ThermoplastExtruder