> For the complete documentation index, see [llms.txt](https://hrftank.gitbook.io/hrftank/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://hrftank.gitbook.io/hrftank/iii-build-manual-electronics/7.-power-system/7.3-preparing-printed-components.md).

# 7.3 Preparing printed components

## Install heat set inserts

<figure><img src="https://673609632-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FhmKl11OGPwbKiNEUvA5L%2Fuploads%2FevR4EQYCz0jkaXzYFzFq%2Fwkladsy.jpg?alt=media&amp;token=d47164cd-9675-4bd5-89c2-dc3bf587f36e" alt="" width="375"><figcaption></figcaption></figure>

* <mark style="color:blue;">M3x4 (x8)</mark>
* <mark style="color:green;">M6x8 (x2)</mark> *optional, for cover lifting screws that enable easier disassembly*