Squeeking rep lever springs on Tokiwa wips

[Clyde Hollinger]

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Mark,

Have you contacted Pianotek?  They should be alerted about the problem,
at least.  I hope you'll be able to find a lubricant that will provide a
long-term benefit.

Regards, Clyde

Mark Dierauf wrote:

> In the past year I installed two sets of “Miracle Wips”, made
> by Tokiwa via Pianotek. Both sets quickly developed fairly noisy
> squeaks where the rep lever spring slides in the slot on the underside
> of the lever. I tried clear Teflon and protek, both on the spring and
> in the slot, which originally had painted on graphite. The springs are
> clean, and don’t appear to have any loose or missing plating or
> corrosion, and I’ve looked with a microscope. Both pianos are in
> humidity-controlled environments. Both these sets are also plagued by
> “Suddenly Tight Center-Pin Syndrome” with friction jumping from 2 – 3
> grams to 20 – 30 grams! After just spending several hours each on both
> pianos, pulling every wip and checking/repining flanges & jacks and
> lubing all the slots, the customer calls back to say: “Its
> baa-ack!”Has anyone ever run across this on any piano and found a
> permanent solution?
>
> - Mark
>

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