# Unclogging The Nozzle

Slide your Cold Section Fan half-way down.

![](https://3381616767-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LH1ZPQUJrjMM5Ql5c--%2F-LPm7NftBujlbovOWkqw%2F-LPmOK1JdZJ4nKbIQwKl%2Fslide%20down.jpg?alt=media\&token=96ecf9d3-4f74-4069-ac27-c8684c71aabd)

Unscrew the M3 screws on your Wall-E.

![](https://3381616767-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LH1ZPQUJrjMM5Ql5c--%2F-LPChoviKi4gmvBKGC9L%2F-LPCldhj-8bt3t_VdDMS%2FIMG_1026.JPG?alt=media\&token=3afa42fc-f07a-476e-9020-d531d696c2bc)

Remove the Wall-E

{% hint style="info" %}
Be cautious. Parts housed in the Wall-E may fall out. Do Not lose them.
{% endhint %}

Carefully bend the filament out of the filament path.

{% hint style="warning" %}
Avoid doing this with PLA or any other brittle filament.
{% endhint %}

![](https://3381616767-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LH1ZPQUJrjMM5Ql5c--%2F-LPm7NftBujlbovOWkqw%2F-LPmX6nAplLMgXxxC9HY%2Fbendfilament.jpg?alt=media\&token=b4179430-e1c5-4d01-8a6f-17decdae289b)

Heat the nozzle to 200 C.

![](https://3381616767-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LH1ZPQUJrjMM5Ql5c--%2F-LPm7NftBujlbovOWkqw%2F-LPmKnZBFHPGyTJBjuis%2Ftemp%20200.PNG?alt=media\&token=5b24eada-d354-4221-9d62-0781b8e099da)

Wait for the temperature to reach.

Retract the filament out.

![](https://3381616767-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LH1ZPQUJrjMM5Ql5c--%2F-LPm7NftBujlbovOWkqw%2F-LPmXBN__D6FR8S2_CFk%2Fretract%20filament.jpg?alt=media\&token=478f831e-22f7-478e-ae26-5fda39b60a82)

Turn off the nozzle

Wait for the nozzle to cool.

Re-install any missing components in the Wall-E.

{% hint style="warning" %}
Double check all components are installed. Failure to do so will prevent the printer from working.\
\
Check using this [Single K'Tana](https://promega.printm3d.com/documentation/mechanical-systems/single-ktana#back-components) or [Compound Mixing](https://promega.printm3d.com/documentation/mechanical-systems/compound-mixing#back-components) parts guide. 
{% endhint %}

Install the Wall-E back into the chassis.

![](https://3381616767-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LH1ZPQUJrjMM5Ql5c--%2F-LPm7NftBujlbovOWkqw%2F-LPmXDtYfsPJO9278aji%2Freinstall%20walle.jpg?alt=media\&token=75ffd762-14d1-4155-8678-2be4e639c34e)

Use the M3 screws to tighten the Wall-E.

{% hint style="info" %}
Lightly tighten the M3 screws. Do Not Over-tighten.
{% endhint %}

Slide you Cold Section Fan back to original position. 

![](https://3381616767-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LH1ZPQUJrjMM5Ql5c--%2F-LPm7NftBujlbovOWkqw%2F-LPmOOgBKHsu7D3JhlUx%2Fslid%20up.jpg?alt=media\&token=a1b6f12f-7b79-479e-a9f9-8dfa69980965)

Done.