Just a quick video tutorial on how to fix the issue of your 3D printer’s build plate not heating.
Products used (some are affiliate links – no extra charge to you)
Solder Seal Connectors: https://amzn.to/2R1txbC
Upgraded Terminal Block: http://bit.ly/2yk7Psk
40 x 40 x 10 12v fans: https://amzn.to/2Etf5HK
Generic RAMPS 1.4 board: https://amzn.to/2yLYY1Y