# Filtration System

## What is the Filtration System?

This is the filtration system.

![](https://3381616767-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LH1ZPQUJrjMM5Ql5c--%2F-LQ5eIo6sa_bTPMzNZwr%2F-LQ5iUZcKUp1UNgLA9SR%2Ffiltration%20system.jpg?alt=media\&token=af1aade3-d65c-4e4c-8b15-1b4d6aeef229)

A blower fan pulls air from the printer's inside.

The pulled air is blown into a HEPA filter.

The filtered air is ejected into the printer's inside.

## How To Install

Look at the two holes used for the filtration system. Face the backside of your printer.

![](https://3381616767-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LH1ZPQUJrjMM5Ql5c--%2F-LPbkpcHXFFJCMlusXVj%2F-LPboiiYmLymze0zmhSy%2FIMG_1043.JPG?alt=media\&token=c9be5296-3fb8-435c-931a-87ecdb9b3f86)

Slide the HEPA filter into the printed duct.

![](https://3381616767-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LH1ZPQUJrjMM5Ql5c--%2F-LPbkpcHXFFJCMlusXVj%2F-LPc2HWdh3CC0bo8AANZ%2FIMG_1244.JPG?alt=media\&token=d12d3200-a292-4271-bdb9-a73d8f5c1583)

Make sure the carbon layer (black) is facing the clip side.

![](https://3381616767-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LH1ZPQUJrjMM5Ql5c--%2F-LPbkpcHXFFJCMlusXVj%2F-LPc4tAqwx0vTZ0BRwTB%2FIMG_1246.JPG?alt=media\&token=1e8827ce-24c7-43a9-81d6-4df26173e327)

Install the printed part onto the left hole (as shown below). Use the short screws (M3 x 12 mm).

{% hint style="info" %}
Install loosely.
{% endhint %}

![](https://3381616767-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LH1ZPQUJrjMM5Ql5c--%2F-LPbkpcHXFFJCMlusXVj%2F-LPboktGyb-cqUnv0Sfv%2FIMG_1044.JPG?alt=media\&token=c8e35cd0-ef96-456b-b2d0-263a0b5f10c8)

Clip the blower fan into the duct.

{% hint style="info" %}
Make sure you the label is pointing outward (as shown below).
{% endhint %}

![](https://3381616767-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LH1ZPQUJrjMM5Ql5c--%2F-LPbkpcHXFFJCMlusXVj%2F-LPbrLVLC0VgAPMZgqfM%2FIMG_1077.JPG?alt=media\&token=bfa33efa-dfc1-4da2-8236-44503c784bfd)

Install the blower fan onto the right hole (as shown below).

{% hint style="info" %}
Install loosely.
{% endhint %}

![](https://3381616767-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LH1ZPQUJrjMM5Ql5c--%2F-LPbkpcHXFFJCMlusXVj%2F-LPbomR7Ybg3540v5fKO%2FIMG_1045.JPG?alt=media\&token=ba95b777-6d19-4456-a499-73a4f58d6d4c)

Check to see the blower fan is clipped into the duct.

Tighten all screws down.

Plug the blower fan cable into :

**FAN0 (K'Tana or Compound)**

![](https://3381616767-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LH1ZPQUJrjMM5Ql5c--%2F-LPbkpcHXFFJCMlusXVj%2F-LPbtHUsYJD-Foz4FdxL%2FDuet%20Maestro%20FAN0.jpeg?alt=media\&token=403ed2af-d00d-4a33-b9d6-6118a5eb0062)

**FAN2 (Promega-Quad ONLY)**

![](https://3381616767-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LH1ZPQUJrjMM5Ql5c--%2F-LbUMjArEv-6RPcnDaHD%2F-LbUQq_q2-bu2tdN-eEI%2F20190402_145553.png?alt=media\&token=5e089614-f6da-4b92-b48a-a43fa4828bc5)

***Make Sure*** the blower fan's **BLACK** wire (ground) is installed on the **LEFT** pin.

![](https://3381616767-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LH1ZPQUJrjMM5Ql5c--%2F-LPbkpcHXFFJCMlusXVj%2F-LPbubyEngNebg3WsOLD%2FIMG_1242.JPG?alt=media\&token=f1890c43-5161-447a-a7a3-118f8e195395)

{% hint style="warning" %}
The blower fan will be damaged if installed backward. 
{% endhint %}

### Additional Software Changes

Open your web control browser

Go to the ***Settings*** tab.

Click the ***System Editor*** tab.

Look for the ***config.g*** file. Open it (double click).

![](https://3381616767-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LH1ZPQUJrjMM5Ql5c--%2F-LPbkpcHXFFJCMlusXVj%2F-LPbxNJKxMMsbBl4K6OS%2Fweb%20control.PNG?alt=media\&token=f4e85f08-0a9a-4e45-bff3-fc0293850d94)

Look for the FANS header.

```
; --- SECTION: FANS ( ) ---
```

Search for this specific code.

```
M106 P0 S0 I0 F4 H-1 L0.3
```

{% hint style="info" %}
***(Promega-Quad ONLY)***

Search for this specific code INSTEAD:

`M106 P2 S0 I0 F4 H-1 L0.3`
{% endhint %}

Change S0 to S1.

```
M106 P0 S1 I0 F4 H-1 L0.3
```

{% hint style="info" %}
***(Promega-Quad ONLY)***

`M106 P2 S1 I0 F4 H-1 L0.3`
{% endhint %}

Click "Save Changes."

Done.