Re: SER1 Measuring diff ratios

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Hennie Potgieter wrote:
> Hi all,
>  
> Please excuse my stupidity, but can someone please confirm for me the 
> process of measuring the diff ratio on my 107" SW.  According to my 
> knowledge it should be 4.7:1 but I dont even get close to this.
Choose a random tooth on the crown-wheel, and mark it in relation to a 
mark on the casing (I use two chalk-marks.

How count the number of turns of the input flange to get one complete 
turn of the crown-wheel. There is a correct number of teeth too - but I 
can't remember what it is....


        -- 
          Ian Stuart, Perl Laghu. EDINA, Edinburgh University.
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