[AT] you've got to be kidding me!

[Steve W.]

jtchall at nc.rr.com wrote:
> Still keeping the furnace at the shop running trying to get things
> ready for spring. Made some more progress on my foam marker for the
> field sprayer. I’m to the point now I’m ready to build something to
> go on the sprayer and stop messing with prototypes. When its done
> I’ll give a report of the good, the bad, and about how much it cost
> vs a store-bought system. Its looking real promising at the moment!
> 
> On to yesterdays shocking revelation. Still got dads 454 IH utility
> in the shop. Got the brakes fixed after the second attempt. It
> originally came in to get the radiator pulled and repaired. After the
> brakes I needed to use it so I did. while checking brake lines for
> leaks, I found the head gasket was leaking in multiple places. Its at
> the shop now getting all “prettied up” (just my luck it had to have
> guides!).  In the meantime I set about finding a carb rebuild kit
> that had a throttle shaft. Long story short I searched coast to coast
> and finally find a kit that had the throttle shaft. Paid a small
> fortune for a venturi as well. The carb on the tractor has almost
> 8,000 hrs. on it, lets just say its worn a tad bit. By the way it has
> one of those cast iron TSX Marvel carbs. 25-30 years ago the
> mechanics at the IH dealership dad worked for were working on the
> same model tractor. Rebuilt the carb a couple times, could not figure
> out why the tractor wouldn’t run very well. Finally they put a new
> carb on the machine. Dad brought the old one home and it has been
> collecting dust ever since. When I saw how bad the throttle shaft
> hole was in his, I decided I would try my luck rebuilding the one
> that the mechanics had given up on. Had it all apart wire brushing
> it, couldn’t help noticing how clean it was inside. Searched it for
> every hole I could find to run a wire in. Saw a piece of crud on the
> outside beside a small hole. Scraped the crud off and there it was, a
> huge hole that appeared to have been soldered over! When the carb was
> made, there are some interior air passages that go from the throat
> into a cavity located above the bowl area. This hole was drilled too
> deep and actually broke out the top of the carb right above where the
> float would be. I feel this was a factory mistake because the overall
> depth of the hole is pretty shallow to begin with. and being 1/4” in
> dia., you wouldn’t go spinning a drill in it to clean it out when you
> can visually see thee is no obstruction. This small hole was allowing
> 2 things, water and trash could go straight into the bowl, and the
> throat of the carb could pull air direct from the outside, even more
> so than a worn throttle shaft could ever cause. Anyway, I’m taking it
> to work to get the hole TIG welded shut and then we should be back in
> business!
> 
> John Hall _______________________________________________ AT mailing
> list http://www.antique-tractor.com/mailman/listinfo/at


http://www.carbkitsource.com/Marvel-Schebler_TSX_carburetor_kit.html

-- 
Steve W.