Arduino or Ramps problem? (no replies)
Printer running fine for almost 2 years. Smartrap, and very pleased with it. Had to unclog the hotend nozzle, unfortunately, when I put it back together the heater element slid out of the block, the...
View ArticleBed MOSFET melting adjacent connector (no replies)
So I recently blew out the Melzi board in my Wanhao i3. I decided to go RAMPS to have a more reliable printer. Got a RAMPS off eBay and paired it to a Mega clone I already had. Got the motors to move...
View ArticleTrouble Connecting 3 wire endstop to 2 wire board connection (no replies)
I'm having a problem with a melzi board replacement. My old board was garbage from the manufacturer so I had to purchase my own. Upon the new board coming, the 3 prong terminals have been replaced by...
View ArticleNewbie trying to make progress - some pointers would be welcome :) (1 reply)
Hi All. I'm new to 3d printers and the like, but have experience of CNC plasma cutters - I have already built one = but that used a BOB and BIG hardware drivers. RAMPS 1.4 is somewhat of a mystery to...
View ArticleYet another heat bed issue (1 reply)
My problem : Marlin firmware doesn't power the heatbed. I'm using an Arduino mega with ramps 1.4 with DiscountReprap 4x20 LCD panel and I'm trying to setup Marlin. I've tried running a simple sketch...
View ArticleExtruder does not retract (1 reply)
Prusa i3 Mk2, RAMPS 1.4, Marlin v2, Arduino MEGA When retraction command is sent to the printer it extrudes at low speed instead of retracting. Any ideas? Extrusion works fine while printing and it...
View ArticleI cannot figure out what is wrong with my printer! (5 replies)
I am using a DIY printer with a mega and Ramps controller. First my smart controller stopped working. So I unhooked it. I wasn't to concerned about it. Now my printer is malfucntioning bad! I didnt...
View ArticleHow to solve stuttering and pauses when printing via USB? (2 replies)
Hello, I was wondering how many people print using a USB connection instead of an SD card. I actually have a laptop dedicated to my printer and I do all the prints straight from the computer. But, I...
View ArticleZ and E moves for lcd controllers (1 reply)
hallo! wasnt exactly sure where to stick this post, but anyways...seeing as i am using a board that is "technically" RAMPS... i stuck it here! i just got a tarantula (tevo) had an issue with the...
View ArticleBypassing a fried D9 MOSFET with RRD Fan Extender for PWM autocooling? (no...
Hi all, I had a minor incident with my printer which shorted the d9 MOSFET (and therefore I assume it's fried) on my RAMPS 1.4 plus. Since then I have been unable to control the speed of my layer fan....
View ArticleBest way to hook up a second fan onto Ramps? (no replies)
I have a fan I sourced from a laptop rated at 5v and 0.5a I want to add to cool my electronics. I was wondering if I could hook it up to D9 with my extruder fan. If it turns off every now and then...
View ArticleX Motor connection not working (2 replies)
Hey everyone! I've just finished building my first printer, the FLSUN Prusa i3 with RAMPS 1.4 and have run into an issue at the very end... The connection on the board for the X motor does not seem to...
View ArticleSo I had to rewire ramps and now Homing Issues (no replies)
Hi guys, Chronic printing issues caused me to have replace the stepper feet on my cherry Pi Delta printer which were crumbling apart, this called for the electronics to be pulled apart and so I've...
View ArticleExtruder fan controled by 2nd extruder output (no replies)
Hi all as title I have connect the extruder cooling fan to the second extruder outlet so that the fan will only turn on when it gets to a pre-set temperature. what do I need to change in the firmware...
View Articlecan't get Z and extruder steppers to work (2 replies)
Hallo I am building a cherry 3D printer, its a pursia variant running on repetier with Ramps 1,4. [www.instructables.com] Still can't get the printer to work. The X and Y are working, only for the Y...
View ArticleAuto Bed Leveling, With a switch? (no replies)
I want to set up auto bed leveling on my printer. I don't have an induction probe, but I do have an assortment of switches. I choose one I sourced out of a microwave door a while back. It has a very...
View Article2 RAMPS 1.4 boards, both have a problem (1 reply)
Hi all, I'm trying to build a Delta Printer i bought from China (the HE3D delta printer). I actually managed to get it to work with my first set of Arduino Mega 2560 and a RAMPS 1.4. In the beginning...
View Articlefans for dual extruders. (no replies)
hello, i have a dual extruder setup with a Ramps 1.4 Board and heating bed. so i need a fan for every extruder so it switches on when heating is turned on and i need an aditional fan that is controled...
View ArticleExtruder Troubleshooting - No "Enable" Signal (no replies)
Hello everybody! I am in the process of converting a Wanhao i3 to RAMPS 1.4 with DRV8825s. Everything is working now apart from the extruder motor, which is not under any circumstances seeing any...
View Articlepower for ramp v 1.4 (5 replies)
can i supply 12v/25 amp for extruder hotend and 5v/45 amp for ramp power and stepper supply....or do i need more current
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