# Wrong size

**URL:** <https://community.inventables.com/t/wrong-size/89655>\
**Category:** Uncategorized\
**Created:** [April 12, 2020, 2:15am UTC](https://community.inventables.com/t/wrong-size/89655 "2020-04-12T02:15:33Z")\
**Posts on this page:** 1\
**Showing post:** 20

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**Author:** ![TheGuru](https://yyz1.discourse-cdn.com/flex009/user_avatar/community.inventables.com/theguru/32/86723_2.png) [@TheGuru](https://community.inventables.com/u/TheGuru)\
**Post date:** [April 18, 2020, 1:29pm UTC](https://community.inventables.com/t/wrong-size/89655/20 "2020-04-18T13:29:36Z")

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@NickEPravlik - first, welcome to the forums. You will find a wealth of information here and some very helpful people. I recommend you take a deep breath, read up on how to calibrate the machine and watch some of the instructional videos. Then pause - digest all the information. Read/watch them again. Then pause, create a plan, then methodically adjust X, Y, and Z parameters for optimal results.

If your X-carve is not moving the distances it is instructed to move, there are usually very few causes:  
1 - it is not calibrated properly  
2 - there is something mechanical impeding motion  
3 - there is something electrical affect motion

99.99% of the time, it is #1. Start there. The machine is fairly well calibrated out of the box and it shouldn’t be off by 250% IMHO.

CNC has a steep learning curve - it’s not “push a button and cut” like some folks want to make it out to be. Maybe someday some one will have a fully integrated tool chain that is super easy to use and a fully build machine that requires no tweaking. That’s not where the community is and that is not the X-Carve (sorry @inventables).

Here are some links to get you started:

> **[X-Carve Instructions: Computer Setup](https://x-carve-instructions.inventables.com/1000mm/step11/)**
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> X-Carve Instructions

> **[How do I tune and calibrate the X-Carve?](https://inventables.zendesk.com/hc/en-us/articles/360012593173-How-do-I-tune-and-calibrate-the-X-Carve-)**
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> Many of the mechanical problems you'll face can be fixed using the following information. X-Carve consumable components include: 
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> Belts 
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> Router Brushes 
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> Wasteboard
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> You can find repl...

> [@X-Carve Maintenance/Troubleshooting Videos - Add Your Own!](https://community.inventables.com/t/x-carve-maintenance-troubleshooting-videos-add-your-own/13405):
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> There are a lot of repeated questions and answers on here, and some good videos that explain everything. I’ve got 2 maintenance and one X-axis stiffening video that I made that may help with some X-Carve maintenance and troubleshooting. Since a picture is worth a thousand words, videos have got to be worth a few more. If you’ve got a video, or like a video someone else has, put it up on here. Let’s make a collection that will be easy to reference for various X-Carve users!

> [@(Resolved) Issues configuring 1000mm X Carve grbl settings](https://community.inventables.com/t/resolved-issues-configuring-1000mm-x-carve-grbl-settings/13896):
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> Hello all. OK so I finally got my x carve together. I have been testing it with no spindle, just to make sure everything is wired and works properly. I have since run in to a couple issues which I believe are mostly software based. The first issue I had was when sending the test carve from easel to the x carve, it would just run from home to the opposite corner before smashing in to the makerslide. I believe I have corrected this by changing $100 and $101 from 250 to 40. This however caused the …

[http://blog.inventables.com/2014/07/milling-101-understanding-milling-bits.html](http://blog.inventables.com/2014/07/milling-101-understanding-milling-bits.html)

> [@Adjusting $100 and $101, need assistance](https://community.inventables.com/t/adjusting-100-and-101-need-assistance/13101):
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> Thanks to Inventables my machine is back up and running. Can’t say enough about their customer service. Got it 99.9999% squared and true. (My estimate) So now I’m working on getting the steps per mm (steps/mm) set right. On the Y axis, I told it to move 499 mm, it moved 500 mm. So I’m off by 1 mm at 499, or 0.2% on the X axis, I told it to move 756 mm, it moved 761 mm, Off by 5 mm at 756, or 0.66% With $100 and $101 both set to 40.000, using my rusty math, I should set $101 (y) to 39.920 …

> **[Grbl v1.1 Configuration](https://github.com/gnea/grbl/wiki/Grbl-v1.1-Configuration)**
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> An open source, embedded, high performance g-code-parser and CNC milling controller written in optimized C that will run on a straight Arduino - gnea/grbl

> **[Using Grbl](https://github.com/gnea/grbl/wiki/Using-Grbl)**
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> An open source, embedded, high performance g-code-parser and CNC milling controller written in optimized C that will run on a straight Arduino - gnea/grbl

[https://wiki.shapeoko.com/index.php/Grbl\_Settings](https://wiki.shapeoko.com/index.php/Grbl_Settings)

Hope all this helps!

-Tom

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