Joe,
I think list member Pete Paine in the UK has the proper 4 speed spindle. I just came back from putting a cool 25 miles on my FM equipped RRA (soon to have proper pedals!)
Paul Raley Leonardtown MD
Mark Bulgier <mark@bulgier.net> wrote:
>
>Joe B-Z wrote:
>
>> I would like to buy an indicator spindle for a Sturmey Archer FM hub.
>>
>> It never struck me that there was an earlier two piece type
>> spindle. Are these common to all the 4 speeds? Can the AW
>> threaded "key" be fitted and the AW spindle used?
>
>The 4-speed indicators are more complicated than the 3-speeds because there
>are two different keys that need to be moved, at different times: the one
>that pulls the two sun gears only kicks in for the shift from low to
>extra-low. It might be possible to use a 3-speed indicator (haven't tried
>it) but you'd then have a 3-speed hub consisting of 2nd-3rd-4th, no way to
>get 1st.
>
>A caution: the big spring that pushes on the sliding clutch and the little
>one that pushes on the clutch key were both made weaker at some point. I
>don't know how to tell which vintage a spring is, so just try to have both
>springs from the same year or thereabouts. If you had an older strong big
>(clutch) spring combined with the newer weak small (clutch key) spring, then
>the suns will be pulled over too soon, before the sliding clutch is in low.
>The effect (I believe) would be to have no regular low gear (2nd) - you'd go
>right from Normal (3rd) to extra-low (1st).
>
>Mark Bulgier
>Seattle, Wa
>USA
>_______________________________________________
>
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