Just tested resistance of hot bed both at platform, and board end of leads....read 1.8-1.9. Additional info, fire started after my son unplugged the printer, the plugged back in a few minutes later. I plugged it back in to see the problem, led came up fine, fire started again, right behind hotbed connector. Leads were well secured, can't imagine a few prints created a short......feedback welby Shepdog - Prusa i3 and variants
Bought one for my son for Christmas, built it in about 8 hours. Wouldn't turn on, turns out the power cord was bad. 15 Home Depot trip and problem solved, fired up, got it working with Acura, did a few prints....left on running over night. Woke up to son yelling it was on fire, circuit board caught fire under the hotbed connector. VERY upset about this, apparently it's a common event with theby Shepdog - Prusa i3 and variants