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A puzzling problem

Posted: Thu Dec 12, 2019 7:33 pm
by Allan
One of the tasks undertaken to return Henrietta to service was the fitting of new rear axle seals and lined brake shoes. There was so much grease and gritty stuff clogging up the works that one side was almost filled.

There was evidence that the right hand side shoes and springs had been scraping, either on the drum or the accumulated crud. I refitted the right hand wheel with an axle shim to overcome this.The new linings gave me the best handbrake I have ever had on a T.

Once on the raod, I could hear a persistent scraping noise from the right hand rear wheel, so Ieft it for a while to register a mark, before pulling the wheel again. The only sign of anything scraping was at the very end of the linings on the shoes. I dressed them down and refitted the wheel. I could still hear the noise.

The camber on our roads takes the vehicle to the left, so the weight of the car takes it away from the right backing plate, thus reducing any tendency to scrape. Short of pulling the wheel again and blueing the components to find a register mark, have any of you a possible answer?

Puzzled Allan from down under

Re: A puzzling problem

Posted: Thu Dec 12, 2019 7:44 pm
by Henry K. Lee
Allan had similar issue years back. It was a very slightly warped brake drum striking the backing plate. Drove me nuts. Swapped the wheel assemblies around from left to right, problem fixed.

Hope this Helps,

Hank from down yonder

Re: A puzzling problem

Posted: Thu Dec 12, 2019 9:33 pm
by Ruxstel24
Allan, you can try a light coat of white paint on the inside of the drum. Should be easier to see where it’s rubbed off after a short trip.
Maybe you can hear it by jacking up both wheels and have a helper turn the other side by hand ?
Good luck !

Re: A puzzling problem

Posted: Fri Dec 13, 2019 3:52 am
by Fire_chief
Make sure the axle shim is not touching the rear bearing.
This happened to a good friend of mine. The result was a bearing that lost all the lube, and seized to the axle.

Re: A puzzling problem

Posted: Mon Dec 16, 2019 3:57 pm
by Allan
Well, the answer is embarrassingly simple. Yesterday I drove my chocolate van doing a Christmas promotional out -and -about appearance for the company. I had exactly the same metallic grinding noise from the right hand side as I was hearing in Henrietta!!!!! It went away when I put my new right hearing aid into my bib overalls pocket.

The hearing centre was on my route, so I called in. They re-adjusted the right aid, but while quieter, I will continue to drive a T with that aid in my pocket. I wonder if driving in my Tudor will be the same.

Allan from down under.

Re: A puzzling problem

Posted: Mon Dec 16, 2019 5:38 pm
by Henry K. Lee
Allan playing with pixies this time of year, will set you up on a naughty list!

Hank

Re: A puzzling problem

Posted: Mon Dec 16, 2019 9:18 pm
by Allan
Hank, what makes you think I am not already on the naughty list? You get used to it after a while.

Allan

Re: A puzzling problem

Posted: Tue Dec 17, 2019 1:52 pm
by KeithG
Allan, Thank goodness for those bibs with pockets... :) For the rest of you, that's an inside story.

Keith