Tom Sendall wrote in 070322 MMDigest:

> The current goes through a variable-speed control, but even
> with it turned all the way down the reroll speed is quite high.

I have a similar problem with my Knabe/Autopiano, and my way around
the problem was to disconnect the governor by-pass.  That way, rewind
speed is still under control of the governor, and can be run slowly.

Bob Loesch