Stepper Motor loosing torque (no replies)
Hi, I built a Prusa i3 from a kit, which worked well for over a year. But recently I found that my y-axis is loosing steps very often. X and Y axis use identical Nema 17 motors and A4988 stepsticks....
View ArticleMendel90/RUMBA/Marlin - Z-Axis too slow, X, Y work great (1 reply)
Hi all - Mendel90 printer RUMBA controller w/A4988 Pololu drivers Marlin firmware Repetier software I have calibrated motor moves with configuration.h in the Marlin firmware, and set the RUMBA...
View ArticleMotor with too little torque (5 replies)
Hi RepRap community, I recently acquired a Prusa I3 kit and started building it. Everything went good so far until I got to the motor part. I configured everything and when I first tested, the motors...
View ArticleManual motor movement and saving the steps (no replies)
Dear all, I would like to ask for ideas (will be even more happy with finished solution). I have a stepper driving a linear glide, belt type. Is it possible to move the glide by hand to different...
View ArticleStepper motor wont turn (1 reply)
One of my stepper motors for a 3D printer just vibrates and doesn't turn, it used to though. [www.banggood.com] I have tried swapping the connection, changing the step stick but doesn't work. I have...
View ArticleStepper motor gold standard (1 reply)
As my first venture into 3D machines still works well after 1,5 years running. Now I have changed a little of the delta design, making it more and more precise, adjusting a couple of thing here and...
View ArticleStepper motor moves greater number of steps in forward direction (no replies)
Stepper motor moves greater number of steps in forward direction compared to the reverse direction. I tried swapping the wires connected to the driver, but had the same problem. void loop() {...
View ArticleZ motors not working (1 reply)
Hi! Building a prusa i3 from the replikeo kit with an e3d hot end and have been having some trouble getting either of the Z-motors to work. I have tested all motors, endstops and connections, all work...
View ArticleCONTINUOUS RUNNING OF STEPPER MOTOR FOR GEN6_MARLIN (no replies)
Hi guys, Does anyone here know how to configure my .INO in order for me to run the X,Y,Z,EXT motors continuously 24/7. I just want to have a reliability test for my 3D printer project. Thanks and...
View Article42BYGHW609 NEMA (1 reply)
wantai specs are: black= A+ green = A- blue= B- red= B+ that´s aliexpress says about. my question is: 2B/ 2A/ 1A/ 1B RAMPS matches A+/ A-/ B+/ B-? if so, I´ve tried: BLACK/ GREEN/ RED/BLUE BLACK/...
View Articlex-axis and y-axis problem (2 replies)
I'm using RUMBA TAURINO and MARLIN. I have calibrated the AXIS_STEPS_PER_UNIT. The movement for z axis is fine, but for x and y axis, the stepper motor only move for 2mm, 10mm and 100mm. My default...
View ArticleMotor Driver interference Servos (no replies)
Ciao, I am building a new extruder, here some infos, and I am having an issues with the servos and the motor drivers. Basically when I move the extruder in the X or Y direction, so the motor drivers...
View ArticleL298 more speed needed (4 replies)
Hi Everyone I've got a Solarbotics L298 stepper motor driver, various stepper motors nema11, 23, 17, 34, and a Comfiletech Cubloc cb290 PLC embedded controller. I've read somewhere that the stepper...
View ArticleStratasys SST768 extruder motor wire colors (2 replies)
Hello all, Hope all is well with everyone on this always incredible forum! I recently aquired a Stratasys Dimension SST768 for very cheap. The printer is currently non functioning, and i fear it may...
View ArticleZ-ax motor blocked (3 replies)
Prusa i3. Motherboard: Megatronics. + Marlin. When I ask a Z-ax movement of 100 mm, it goes only 80 mm. If I increase the steps per unit for the Z-ax I get problems when I put a number higher then...
View ArticleDRV8825 Vref question (2 replies)
Hi! I am having trouble with my 8825´s because I can´t get them to work properly with my stepper motors. I have 5 clones and 1 original one with the Vref on the via. Before I checked the voltage, I...
View ArticleMdrive setup through SPI (no replies)
Hello all ! Is someone allready setup a Mdrive motor from Schneider by SPI without the cable from this manufacturer ? It's just to setup them because they are driven by step and dir from...
View ArticleStepper Motor Operating Temp. (no replies)
What is the operating tempeture of the stepper motors for a Kossel Delta printer... Mine run about 55º to 61ºC
View ArticleSwapping between step sizes in real time? (2 replies)
Hey guys, I'm designing/building/controlling a new style of delta robot for my masters' thesis. I am trying to do the controls for the robot using an arduino mega and pololu stepper drivers. After...
View ArticleDRV8825 "skipping" microsteps (4 replies)
I've been troubleshooting a weird issue with some DRV8825 stepper drivers. I am using them to drive all my motors on a RAMPS setup. My setup is this: Marlin firmware on RAMPS, with bed autoleveling...
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