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Old 04-07-2019, 05:37 PM   #24
Joe K
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Join Date: Jul 2010
Location: Cow Hampshire
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Default Re: The A will not move

Quote:
Originally Posted by Patrick L. View Post
With what you have said, sounds as if its a broken axle. Can probably/maybe be fixed without removing the rear end.

Um. In a word - no.

To replace an axle means taking apart the "pumpkin." And to get there from here means removing the axle from the spring.

It may be possible to drive out the shackles by use of a "spring spreader" and thereby drop the important part - but you'll be wheeling it over to a bench, removing the wheels and hubs, and pulling the axle(s), differential/ring gear, unbolting the differential enclosure to access the axle ends/spider gears.

And then, rebuilding the whole thing again with a new axle.

It may be possible that you can escape the "bluing" and gear contact part of the exercise of setting up a rear axle - after all, all you're doing is exchanging one captive part for another. All the other dimensions/relative locations of parts are set in the pumpkin/enclosure.

The only really difficult part I see is in disassembly of the pumpkin, you no doubt will tear a gasket. Not insurmountable but the gasket thickness IS where pinion/ring gear contact is set. If you do tear, use a micrometer to find the total thickness of gasket (there may be layers) AND document its location on the assembly (right or left.

And DON'T swap the trumpet housings left to right inadvertently. That same bluing/gear contact issue will surface if you do. (i.e. the relative position of the bearing to the flange of the trumpet housing may be slightly different side to side.)

Joe K
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Last edited by Joe K; 04-07-2019 at 05:43 PM.
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