# EPG #1 (Red pump model)

<p class="callout info">Figure 1:</p>

[![image-1669255224246.png](https://stanslegacy.com/uploads/images/gallery/2022-11/scaled-1680-/WXObbzhO1PCXwoRl-image-1669255224246.png)](https://stanslegacy.com/uploads/images/gallery/2022-11/WXObbzhO1PCXwoRl-image-1669255224246.png)

<p class="callout info">Figure 2: (Orientation coils may have been composed of 400 turns, with #30 gauge wire.)</p>

[![image-1669255270272.png](https://stanslegacy.com/uploads/images/gallery/2022-11/scaled-1680-/xIqr1kwQWp6ksAQp-image-1669255270272.png)](https://stanslegacy.com/uploads/images/gallery/2022-11/xIqr1kwQWp6ksAQp-image-1669255270272.png)

<p class="callout info">Figure 3:</p>

[![image-1669255345194.png](https://stanslegacy.com/uploads/images/gallery/2022-11/scaled-1680-/w0QrQgw6lP4022te-image-1669255345194.png)](https://stanslegacy.com/uploads/images/gallery/2022-11/w0QrQgw6lP4022te-image-1669255345194.png)

<p class="callout info">Figure 4: Top view of PCB</p>

[![image-1669255362517.png](https://stanslegacy.com/uploads/images/gallery/2022-11/scaled-1680-/BAGbC9T4R8V3r9VU-image-1669255362517.png)](https://stanslegacy.com/uploads/images/gallery/2022-11/BAGbC9T4R8V3r9VU-image-1669255362517.png)

<p class="callout info">Figure 5: EPG orientation pulsing coil board.</p>

[![image-1669255382401.png](https://stanslegacy.com/uploads/images/gallery/2022-11/scaled-1680-/57sPFxcRWg9YroRs-image-1669255382401.png)](https://stanslegacy.com/uploads/images/gallery/2022-11/57sPFxcRWg9YroRs-image-1669255382401.png)

<p class="callout info">Figure 6:</p>

[![image-1669255406955.png](https://stanslegacy.com/uploads/images/gallery/2022-11/scaled-1680-/VD3sJbj6I4OrkmPc-image-1669255406955.png)](https://stanslegacy.com/uploads/images/gallery/2022-11/VD3sJbj6I4OrkmPc-image-1669255406955.png)

<p class="callout info">Figure 7:</p>

[![image-1669255427261.png](https://stanslegacy.com/uploads/images/gallery/2022-11/scaled-1680-/va80HA3qCMkCxixl-image-1669255427261.png)](https://stanslegacy.com/uploads/images/gallery/2022-11/va80HA3qCMkCxixl-image-1669255427261.png)

Red pump information (Little Giant B-500):

[![image-1670872142985.png](https://stanslegacy.com/uploads/images/gallery/2022-12/scaled-1680-/BdZz2whY3TKoeIF0-image-1670872142985.png)](https://stanslegacy.com/uploads/images/gallery/2022-12/BdZz2whY3TKoeIF0-image-1670872142985.png)

Pump was rated for 500GPH at a lift height of 1 foot. Specification for EPG was 50 inches/second of movement for slurry. 90 inches/second for gaseous medium.

<p class="callout info">Parts list/source used in Max Miller's EPG replication:</p>

[![image-1670872417976.png](https://stanslegacy.com/uploads/images/gallery/2022-12/scaled-1680-/VGscDydRuDyBmv4l-image-1670872417976.png)](https://stanslegacy.com/uploads/images/gallery/2022-12/VGscDydRuDyBmv4l-image-1670872417976.png)