THANK YOU ALL VERY MUCH for the overwhelming response and enthusiasm! ;D - Baie Dankie ! :bow:
There's a lot of special thanks to be said as well; I'll wait with that till the build is finished.
I didn't do much today; made a new safety valve, as the first one was leaking, fixed a leak on the regulator shaft, stripped the engine and cleaned it to make sure there are no "bits" in there from running so far, and fixed a leak that appeared where the burner feed pipe went into the reservoir. I also temporarily fit the fly-cranks and coupling rods. At some future point, I'll have to re-make the bottom cylinder heads; I've been running the engine without packing nuts on the rods, and when I tried to make some nuts, I discovered I left too tight a tolerance for the nuts; their sides collapse or undercut when making...
The bottle I used for the fill-up water must have had some kind of a residue in it that caused foaming; I thoroughly cleaned it, and on some more trial runs had less problems with water going to the engine.
Fred's running a lot better now, but the burner appears inadequate; it still runs out of steam after a lap of the "track" - or even free-running on top of the vise like I've shown it on air. I'll play around with different wick settings to see if I can't get it to maintain steam pressure while running - a gas burner is definitely on the cards.
I'd like to have Fred finished by next Sunday, so this week I have to fit in quite a bit of plate work and cosmetics: the reverser stand and coupling, buffers, foot plate, dummy water tank, coal bunker and a complete paint-job overhaul, clean-up and detailing. Still lots to do!
Another short clip of Fred running the circuit; not much different from yesterday's, but a bit less sputtering and with the coupling rods in place:
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Once again, thank you everyone for your positive responses!
Regards, Arnold