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Re: Shed Matters 3

Posted: 08 Jun 2025, 05:41
by Stanley
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I started the day by finishing the initial turning of the flywheel and putting the chuck back to the normal internal jaws. Then I turned my attention to the cylinder. This has to be machined and bored before the lids can be machined. I started by the first rough fettling with the grinder, and in the case of the flash in the bore, a punch a chisel and some convincing blows! Then a good measure up and marking for overall length of 2 1/8". Next into the vise on the VM and I started by rough machining both ends so I can check for being square before taking them down to the mark. That was 45 minutes so I stopped and am now chasing my breakfast!

Re: Shed Matters 3

Posted: 09 Jun 2025, 05:20
by Stanley
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More work on the cylinder.... ready now for the finishing cuts, cutting the Exhaust port and Boring. All that is for tomorrow. Now I deserve breakfast!

Re: Shed Matters 3

Posted: 10 Jun 2025, 05:46
by Stanley
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This morning the task is to bore the cylinder. However, there were things needed doing first. I wanted to clean up some of the CI dust on the vertical mill and lathe but Henry, my shop vac, has been a bit short of suck lately.... Time to empty him! That's not quick and easy but it had to be done. Once that was out of the way I mounted the boring head on the mill and did some very careful measuring on my cylinder because I made a very small error when I was cutting it to length on the mill and wanted to make sure I was boring it in such a way that I would be able to compensate for that very small mistake. That took a bit of weighing up but once I had it done I mounted the cylinder in the vise and positioned the boring head ready for work. That's where I stopped for breakfast. My work tomorrow is quite clear, start the day by boring the cylinder to 1.5" diameter.

Re: Shed Matters 3

Posted: 11 Jun 2025, 02:39
by Stanley
I got a call from my old boss John Ingoe yesterday.... I had put the arm on him to find me some 2" steel for making crankshafts as it seems I am going to live for ever! He responded positively and is going to get back to me. Nice..... a bit of help is worth a lot of pity!

Re: Shed Matters 3

Posted: 11 Jun 2025, 05:55
by Stanley
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Today I bored the cylinder, cut the exhaust port in the valve face and drilled and tapped the hole for the exhaust pipe. Now I want my breakfast....

Re: Shed Matters 3

Posted: 12 Jun 2025, 05:29
by Stanley
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I started the morning by taking two refining cuts on the exterior of the Cylinder and then I moved on the the steam chest casting. I have made a good start on this but will finish it tomorrow. Now it's breakfast time!

Re: Shed Matters 3

Posted: 13 Jun 2025, 05:26
by Stanley
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The remaining external faces of the steam chest milled square, smooth and to size. Then the internal faces of the chest cleaned up using the files and vise. Lastly I measured, marked and drilled the hole and counterbore for the valve rod gland. A good 45 minutes work. Now for breakfast.

Re: Shed Matters 3

Posted: 14 Jun 2025, 05:42
by Stanley
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This morning was all about the steam chest lid. It's a good thing to avoid any heavy cuts or aggressive milling because, being thin, the lid can be prone to cold short, very brittle areas such as the corners. So I took it very carefully and had no problems. Now I want my breakfast.