Frans Sedee wrote: > > Isaac, > > Bosendorfer uses Renner actions. I once repinned a complete Bosendorfer action > after trying various lubricants. > The repinning was the solution recommended by the Renner factory. > I repinned with same size that came out, after filing the bushing. > (ofcourse sometimes I filed to much and used a thicker pin) > Let them run as loose as you dare, but without sideplay. > The touch will greatly improve, as will the repetition speed. > I am curious to know the age of this 'Imperial' because these problems > with Renner flanges seem to occur in certain periods. > > Succes, Frans Sedee Hello Frans The Bosendorfer is # 30606 (1973 1974 I guess, did not look for a stamp, I will nest time I go) I will be re-pinning anyway because it seems to be the most stable repair. But I will try some chemical (or is it mechanical) cure in a hurry with Methanol-water, My wish was not to oil the bushing with any product. I agree with you Renner flanges seems to be sensible to excessive moisture, but not always. Pleased to read from you Best Regards Isaac
This PTG archive page provided courtesy of Moy Piano Service, LLC