Welcome!

Welcome to DIYNexus! Our motto is: Learn, Share, Improve. We’ll be sharing videos and projects about a wide variety of subjects. In the process, we’ll be learning, and hopefully improving what we do. If you notice anything that’s unclear, or (gasp!) incorrect, please let us know! Our goal is to provide the most accurate information … Read more

2004 Audi A4 Avant USP Project – Pt 2

In episode #2 of the Audi Ultrasport project, we discuss a possible oil pressure issue and then move on the next big problem: The alarm siren keeps going off! Here are some handy shortcuts: Disassemble the rear of the car to retrieve the module (1:16) Cut open the module (9:25) Remove the leaking battery (10:36) … Read more

2004 Audi A4 Avant USP Project – Pt 1

Here’s our next project: bringing back a somewhat abandoned 2004 Audi A4 Quattro Avant Ultrasport.   Here are links to the items we used to clean the car: Fortress 2 Gallon Ultra Quiet Air Compressor Air / Blow Gun Chemical Guys CWS_301 Citrus Wash and Gloss Concentrated Car Wash SuperClean HDX 32oz Sprayer Bottle Foam … Read more

Replacing or Rebuilding the Battery pack in an APC SmartUPS 1000XL UPS

In this video I show you how to replace (and rebuild) the battery pack in an APC SmartUPS 1000XL UPS (SUA1000XL)
 
You can save money by buying individual batteries and rebuilding the battery pack with the original wiring.

 
If you have questions, comments, or suggestions, please post them in the video comments on YouTube. Thanks!

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Replacing or Rebuilding the Battery pack in a CyberPower 1285AVR UPS

In this video I show you how to replace (and rebuild) the battery pack in a CyberPower 1285AVR UPS.
 
Although you can buy complete battery packs, you can save money if you purchase the batteries separately and rebuild the pack using the existing wiring.

 
If you have questions, comments, or suggestions, please post them in the video comments on YouTube. Thanks!

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Vintage SnapOn F-71-D 30T 3/8″ Drive Ratchet Disassembly, Cleaning & Reassembly

This is a DIY of the disassembly, cleaning, inspection, lube and reassembly of a 3/8″ drive Vintage SnapOn 30 tooth F-71-D ratchet.
A friend asked us to take a look at his ratchet, which was completely locked up.

 
If you have questions, comments, or suggestions, please post them in the video comments on YouTube. Thanks!

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