BMW Wagen – All Things Are Connected…

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Filling the Coolant = Total Electrical System Freak-Out

It’s cold outside. Really cold. So imagine my annoyance that the heat in my BMW Wagen was not working well. It was barely putting any heat out.

So I Googled for some hints. There were two main possibilities returned:

  1. The cooling system has air in it.
  2. The auxiliary coolant pump is bad. Because of course there is a second, electric water pump.

Since I had drained the cooling system a while ago and apparently did not fill the system in the proper BMW way I was guessing that #1 was the correct answer, but they are both easy to check.

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Shapeoko 3 – Some Tests and Some Results!

Lots of stuff today. Mostly testing and such.

First thing I did was setup the dial indicator to measure the Z flex. I set it up and measured in the X and Y axis with the Z fully retracted and then fully extended.

I wish I had measured it before I made the upgrades so I had a comparison, but oh well. Maybe someone reading this who has a stock S3 can duplicate my measurements.

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Shapeoko 3 Upgrades – Finishing Up, For Now

I did decide that three layers of 3/4″ MDF was too high for the risers, so I glued up some double-thickness risers a couple of days ago.

Then I decided to go down and play around to see if that would be the correct height.

I realized that in order to replace the risers I would have to remove the rails from the end plates. Again. This is because the bolts are directly under the rails. Sigh.

So I took my Shapeoko apart. Again. I’m beginning to worry that I’m going to wear out the threads in the ends of the rails.

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