Welcome! Log In Create A New Profile

hot end

Posted by bobbykey

bobbykey

hot end
June 23, 2012 08:26PM

Registered: 12 years ago
Posts: 4

hot end starts heating as soon as I connect it to gen 6 board.It just started doing this today .Ive re-installed the marlin firmware but still same problem What could be wrong?

Reply Quote

NewPerfection

Re: hot end
June 24, 2012 05:50PM

Admin
Registered: 15 years ago
Posts: 1,470

Possibly a FET that failed short, so that 12V is applied to the output any time power is hooked up to the board.

Help improve the RepRap wiki!
Just click "Edit" in the top-right corner of the page and start typing.
Anyone can edit the wiki!

Reply Quote

bobbykey

Re: hot end
June 24, 2012 09:51PM

Registered: 12 years ago
Posts: 4

What about this chip.

Reply Quote

Attachments:
open | download - Gen6_PCB.jpg (86.2 KB)

Andrew Smith

Re: hot end
June 27, 2012 06:59AM

Registered: 13 years ago
Posts: 643

That's the FET. The part number is IRF8714PBF if you want to try to replace it, but replacing a surface mount component isn't easy.