Autosampler Battery Enclosure Assembly (For Old & New Versions)
Brooke Mason and 2 other contributors
Last updated on Feb 27, 2020
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Community-Contributed Guide
An awesome member of our community made this guide. It was not created by iFixit staff.
What you need
Tools
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1. Drill a hole in the top right corner 16.5 mm from the top and 30.3 mm from the side using a 13/16 inch drill bit.
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2. Drill two holes in the side 30 mm from the short sides and 27 mm from the long side using a 1/2 inch drill bit.
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3. Screw in two waterproof cable gland connectors to the side holes.
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Put in a button in the rocker switch in the other hole.
Ask FixBot
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4. Cut the purple wire and the inline fuse holder wire 10 inches long.
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5. Attach a 10A, 12VDC fuse.
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6. Strip both wires about 1/2 inch
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7. using the 16 gauge slot of the wire stripper
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8. Get 3 pink and 3 blue fully insulated heat-shrink quick-disconnect terminals.
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9. Crimp the fully insulated heat-shrink quick-disconnect terminal onto the end of the wire.
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10. Use the heat shrink gun to heat shrink the ends of the crimps.
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11. Repeat for both ends of both wires.
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12. Cut two feet of red and black 16G wire (grey insulated wire) and then strip 2 inches off of the grey insulation.
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13. Strip 1/2 inch of both the black and red wires.
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14. Place two metal contacts on both the red and black wires.
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15. Crimp the contacts into place.
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16. Thread the contacts into the Amphenol connector.
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17. Attach the green wedge to the connector.
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18. Cut 1.5 inches of 2:1 0.25" diameter heat shrink tubing.
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19. Use the heat shrink gun to shrink the heat shrink tubing.
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20. This is what the final battery connector looks like.
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21. Cut 30 inches of red and black 16G wire (grey insulated wire). Strip 2 inches of the grey rubber coating from both ends.
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22. Strip 0.5 inches from both the red and black wires from both ends.
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23. Obtain a 2-pin amphenol connector.
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24. Disconnect the 2-pin amphenol connector into its individual parts.
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25. Loosen the screws on the amphenol connector. Thread the stripped wire through the end of the amphenol connector and through the middle piece of the amphenol connector.
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26. Solder the wires to the other end of the amphenol connector.
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27. Obtain a Flux Remover Pen, 99 % Isopropyl Alcohol, and a Q-Tip.
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28. Use the pen to remove the flux from the soldered pins.
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29. Dip the q-tip in the alcohol. Use the q-tip to remove the flux remover.
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30. Screw the amphenol pieces back together. Then tighten the external screws.
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31. This is what a final 2-pin amphenol connector looks like.
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32. Thread the 2-pin amphenol autosampler wire through the top hole and the battery connector wire through the bottom hole of the enclosure box. Leave about a foot of each on the outside of the box. Tighten the glands.
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Once 2 pin and battery wires constructed and threaded into box, strip opposite ends and add heat-shrinking quick disconnect terminals.
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33. This is what the wires look like threaded through the glands in the box.
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34. Connect the battery wire to the first two prongs of the rocker switch.
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35. Connect the 2-pin amphenol autosampler wire to the last two prongs of the rocker switch.
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36. Connect the purple wire and fuse wire to the middle two prongs of the rocker switch.
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37. Connect the other side of the purple wire and fuse wire to a 12 volt battery.
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39. Place the 12V battery and all the wires into the enclosure.
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40. Screw the lid onto the enclosure.
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41. This is what the completed battery enclosure looks like.
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Label the switch with the label maker.
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<-- Manual Mode
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--> Node Trigger Mode
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