[TR] Calling anyone with transmission rebuilding experience - 2nd attempt, part2

[Paul Tegler]

It looks like your bearing is shy of the edge of the gear! Stacking the 
bushes, your collars should be captured in the bush stack, not by the 
gear.  The clip thickness and which side I was referring to your 'non- 
reusable' circlip

ptegler

On 3/21/2023 10:54 PM, aribert neumann wrote:
> Paul - thank you for your response.   I was in the process of trying 
> to stack the bushes, etc when I discovered the main shaft being 
> oversize.   Guessing RTFM refers to reading the manual?    The 
> pertinent pages have gotten quite stained from my greasy finger prints.
>
> By clip I presume you are referring to the split collars - correct?  
>  I did not notice that there was a difference in the edges - maybe 
> that was why when I was checking the stack up of parts aft of the 
> split collar the split collars rotated as I turned first gear even 
> though the stack up of parts was in the tolerance range.   I need to 
> go have a closer look at the collars - I did not notice a difference 
> in edges of the OD.  I do not remember seeing any notation in the 
> Bentleys about split collar orientation.   I think you have answered 
> my question about the cause of the rotation of the split collars and 
> prevented me from repeating the problem!  Thank you!
>
> For anyone else following along - the attached image is of first gear 
> with one (of the two) split collar placed in the pocket of the gear.  
> Since the adjoining part facing this side of first gear is the shift 
> hub (splined to the main shaft, and the synchro keyed to the shift 
> hub) the only way for the collars to rotate relative to the shaft is 
> if being driven by 1st gear.
>
>
>
> From: Paul Tegler <ptegler at verizon.net>
> Subject: Re: [TR] Calling anyone with transmission rebuilding 
> experience - 2nd attempt, part2
>
> In prep for stacking gears on the main shaft, you need to pre-install 
> the bushes to determine the required thickness of the circlip You se 
> the clearance by selecting the right thickness washer  As stated all 
> too often you need to RTFM.   improper assy will be short lived. 
> You'll be pulling the tranny again MUCH sooner than expected as 2nd 
> gear CRUNCH will not be avoidable when the clip goes out again. *You 
> even need to pay attention to which side of the clip faces the 
> splines. The SQUARE edge needs to face the spline lips.
> The rounded one leads to exactly what has destroyed your shaft as 
> pictured*
>
> ptegler
>
>
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-- 
Paul Tegler
ptegler at verizon.net   www.teglerizer.com
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