> 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/12.-water-cooling/12.3-preparing-printed-components.md).

# 12.3 Preparing printed components

## Install heat-set inserts

<div><figure><img src="https://673609632-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FhmKl11OGPwbKiNEUvA5L%2Fuploads%2F95GnXXCyjd3N3mV3uPTY%2Fpumpa1.jpg?alt=media&amp;token=ebb1a84e-3d46-46ae-84fa-7c8eb2b0661b" alt="" width="361"><figcaption></figcaption></figure> <figure><img src="https://673609632-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FhmKl11OGPwbKiNEUvA5L%2Fuploads%2FPnQdvWk8lJTYdOzqQwv8%2Fpumpa2.jpg?alt=media&amp;token=d3d1aa80-2e5a-4394-b9bf-557042946758" alt="" width="361"><figcaption></figcaption></figure></div>

* <mark style="color:orange;">**M4x6**</mark> <mark style="color:orange;"></mark><mark style="color:orange;">(x4)</mark>
* <mark style="color:green;">M3x4 (x5)</mark>