# Installing the Z-20 Heavy Duty Z Slider (configuring the software) (BB Controllers)

**URL:** <https://forum.onefinitycnc.com/t/installing-the-z-20-heavy-duty-z-slider-configuring-the-software-bb-controllers/18666>\
**Category:** Z-20 Z Slider\
**Created:** [February 8, 2023, 3:09pm UTC](https://forum.onefinitycnc.com/t/installing-the-z-20-heavy-duty-z-slider-configuring-the-software-bb-controllers/18666 "2023-02-08T15:09:15Z")\
**Posts on this page:** 1\
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**Author:** ![OnefinityCNC](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.onefinitycnc.com/onefinitycnc/32/7_2.png) [@OnefinityCNC](https://forum.onefinitycnc.com/u/OnefinityCNC)\
**Post date:** [February 8, 2023, 3:09pm UTC](https://forum.onefinitycnc.com/t/installing-the-z-20-heavy-duty-z-slider-configuring-the-software-bb-controllers/18666/1 "2023-02-08T15:09:16Z")

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## After physically installing your new Z-20 z slider, you will now need to change the software to match the new hardware in order for it to work correctly. This FAQ only applies to NON-Elite machines.

* * *

**First, firmware 1.2.1 (or later) must be installed on your controller. Click the blue link below to download the latest firmware**

> **[Latest Firmware](https://forum.onefinitycnc.com/c/firmware/firmware/98)**
>
> This category includes the latest firmware for your Onefinity controller.

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**1. After 1.2.1 (or later) is installed from the blue link above, Go to the flyout menu (three horizontal lines in the upper left)**

 ![1](https://us1.discourse-cdn.com/flex022/uploads/onefinitycnc/original/3X/a/7/a76adfeeb6fc4f996d48e03b8c8ca8288d3e7cfb.jpeg)

**2. Click on “Admin”, “General”**

 ![22](https://us1.discourse-cdn.com/flex022/uploads/onefinitycnc/original/3X/e/9/e9c1051983ec5dcae8c19fa92ae68b7dc9e39fbf.jpeg)

**3. Under ‘Configuration’, Click the blue “Reset” button.**

 ![33](https://us1.discourse-cdn.com/flex022/uploads/onefinitycnc/original/3X/8/4/849ff6093d5673162bbc6ac2afc3d4616f93bc80.jpeg)

**4. In the pop up, choose your machine type (choosing incorrectly can cause your machine work incorrectly, Then push the blue “Next” button**

 ![44](https://us1.discourse-cdn.com/flex022/uploads/onefinitycnc/original/3X/8/f/8f6a55b0cc8f43ba12d1419b4314826642a38079.jpeg)

**5. Choose the Z Slider Type (Z-20 Heavy Duty) and hit the blue “Next” button.**

 ![55](https://us1.discourse-cdn.com/flex022/uploads/onefinitycnc/original/3X/0/7/074d4ce6b8a0dc77828017e14dcd2e1c93b8b47b.jpeg)

**6. Click the blue “OK” button. You have successfully configured your machine for your new Z-20 Z slider!**

 ![66](https://us1.discourse-cdn.com/flex022/uploads/onefinitycnc/original/3X/8/2/82bbb75bb37ac2a3dfa4cdb3b796d9dd68305a5a.jpeg)

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## Stall Homing after resetting the configuration:

Once installed, depending on certain machines and spindles, you may need to adjust stall homing after the above is performed.

Please see:

> [@How To Adjust Stall Homing (Video) (BB Controllers only)](https://forum.onefinitycnc.com/t/how-to-adjust-stall-homing-video/8529):
>
> (this does not apply to elite machines) You may need to adjust stall homing from time to time during the life of the machine. CLIMATE OF MACHINE: Changes in the environment, seasonal changes, static electricity, expansion and contraction,(cold in the morning, hot in the evening). etc. can have an affect on the stall homing. Expect to adjust this during the change from hot to cold and cold to hot seasons or just a unheated shop in the morning to a heated shop when you work in it. If you are …

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