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Re: TC Clutch Adjustment

To: Chip Old <fold@bcpl.net>
Subject: Re: TC Clutch Adjustment
From: Larry Swift <mgtd51@adelphia.net>
Date: Wed, 13 Apr 2005 18:31:32 -0400
I have a TD.  When the clutch is fully depressed, it grinds.  When it is 
half way depressed it doesn't.  I've adjusted the clutch rod per the 
workshop manual to no avail.  Any ideas.

Thanks,

Larry Swift

Chip Old wrote:

> On Tue, 12 Apr 2005 15:04 -0400, Leinen, Robert wrote:
>
>> I have detected some clutch slippage and need to adjust the clutch on 
>> my 1948 TC.  The Blower manual specifies 1" of free play in the 
>> peddle (which I understand) and 3" movement on the linkage up to the 
>> stop.  My question regards the 3" adjustment, i.e., is it 3" on the 
>> nose or a maximum or minimum of 3"?  What am I likely to find before 
>> I make an adjustment given that I have some minimal clutch slippage - 
>> a measurement that is greater than 3" or less than 3"?
>
>
> The 1 inch free play at the pedal is to make sure there is no pressure 
> on the release bearing when the clutch is engaged.  If you have no 
> free play at all, then it's possible the slipping is due to the fact 
> that the pressure plate is being held in a partially released position 
> all the time.
>
> The 3 inch clutch arm adjustment is to limit how far the release 
> bearing can travel.  If it moves too far it will in turn move the 
> release levers in the pressure plate too far, possibly damaging the 
> pressure plate assembly.  It isn't a minimum or maximum setting, but 
> high precision isn't necessary.  Adjust it as close to 3 inches as you 
> can reasonably measure with a ruler or similar.
>
> Except in the unlikely case of negative pedal free play that is 
> holding the clutch partially disengaged, neither adjustment is likely 
> to solve your slippage problem.

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