W.Hoffmann Piano Maintenance

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  • Опубліковано 7 лют 2025
  • In this video I'm giving this piano new hammerheads and new key bushings. Followed by a regulation and voicing.

КОМЕНТАРІ • 35

  • @bhaveshmistry3255
    @bhaveshmistry3255 Рік тому +2

    Absolutely amazing skill 🙌🙌❤ Always love to learn piano repair work but unfortunately in my country there’s no any resource. Great job enjoy the video and the Haina Rani’s background music is perfect suitable. ❤

  • @JuliusThePianoGuy
    @JuliusThePianoGuy 6 місяців тому +1

    Really cool video and interesting to watch!

  • @walter9215
    @walter9215 Рік тому +1

    Great Video. I'm really enjoying these videos. As a pianist, it's great to see all the work my technician puts in to maintain my instrument. What do you use to clean/polish the white keys?

    • @CoenvanDongen
      @CoenvanDongen  Рік тому

      Thank you. I used Innotec Foam glass clean. It's a product that is normally used in the car industrie.

  • @stefanhartmann-virnich9900
    @stefanhartmann-virnich9900 Рік тому +3

    That's a Hoffmann of the 1980s built by the " Euterpe -Group (together with Euterpe and Feurich). Much better pianos than the Hoffmann- pianos built later under the guidance of the Bechstein- Group, first built in the Czech Republic, later (from ca. 2002) in Indonesia.

    • @CoenvanDongen
      @CoenvanDongen  Рік тому

      Some of the Czech ones are nice to. Just like Petrof, they accidently made some very good ones ;)

    • @studentjohn35
      @studentjohn35 Рік тому

      I was at the factory in Gunzenhausen/Langlau in 1987. Saw ever phase of production there. All first rate stuff

    • @kcng1223
      @kcng1223 Рік тому

      The staffs who glued the hammers in the Langlau/Gunzenhausen factory did not assume hammers to be glued at 90 deg but looking for the maximum clearance to the their neighbours. And the glue joint between the hammers and shanks was much tighter.

  • @edwardvanderbunt5948
    @edwardvanderbunt5948 2 роки тому +2

    Wat een schitterend ambachtelijk werk. Petje af.

  • @verhulst123
    @verhulst123 2 роки тому +1

    Prachtige video, en vakwerk. Petje af!

  • @LukeGajdus
    @LukeGajdus 8 днів тому

    Great video of your process Coen! I've actually got a couple of Langlau uprights. I'm curious how you found the Abels compared to the Renners in terms of dynamics/tone/volume? Thanks!

    • @LukeGajdus
      @LukeGajdus 8 днів тому +1

      ...also nice choice of hania rani as background :-) Did you know she uses cheesecloth between the hammers and strings!

    • @CoenvanDongen
      @CoenvanDongen  8 днів тому

      If you usethe regular felt it's about the same as Renner. In my experience the natural felt is somewhat unpredictable.

  • @peteblazar5515
    @peteblazar5515 Рік тому

    Is missing knag in last key (05:04) part of weight balance of key, or not? ;-)

  • @Hammondbrass
    @Hammondbrass 2 роки тому

    Great job! I’m about to do the same on a 1963 Steinway Model 45. Abel hammers, too.

  • @olgalitvi
    @olgalitvi 3 місяці тому

    Thank you for video. Can I ask you, please - what you used for coloring of black keys?

    • @CoenvanDongen
      @CoenvanDongen  3 місяці тому +1

      I used black dye with french polish

  • @lusiamugsian4120
    @lusiamugsian4120 Рік тому

    Prachtig Coen 👌

  • @eugeniustheodidactus8890
    @eugeniustheodidactus8890 Рік тому

    What is the music being played? It is hauntingly beautiful to hear while you work. ♥

    • @CoenvanDongen
      @CoenvanDongen  Рік тому +1

      Most of it is Hania Rani. I like it a lot.

  • @Freewheal
    @Freewheal Рік тому

    Coen - This is excellent: not just turning the 'cricket bats' for you!

  • @PicturesHDx
    @PicturesHDx 4 місяці тому

    How much time?

    • @CoenvanDongen
      @CoenvanDongen  4 місяці тому +1

      I'm not sure how much time this was but I estimate 3 days of work excluding drying times of steam and glue offcourse.

    • @PicturesHDx
      @PicturesHDx 4 місяці тому

      @@CoenvanDongen thank you so much for replying I'm starting in my country in Latin America I am learning by myself and I wonder if I am charging too little I wish I could know

    • @PicturesHDx
      @PicturesHDx 4 місяці тому

      @@CoenvanDongen I Love you work and I love the professional listen you put into everything

  • @gegervary
    @gegervary 2 роки тому

    Great video and great music, looks like quality work! Is that steam you used to weaken the key bushings? There's no chance that would warp the key slightly? Or I guess you would have to leave it there a long time for that...

    • @CoenvanDongen
      @CoenvanDongen  2 роки тому

      Thank you. The steam is very local so it’s save for warping.

    • @christianwouters6764
      @christianwouters6764 2 місяці тому

      The steam is not necessary. Just leave a thin wet strip of cloth on top of the bushings let it rest for a night and the worn bushings can be removed with pincers. Is minimally invasive.

  • @bronco6
    @bronco6 2 роки тому +1

    Music: Hania Rani👍🇵🇱

  • @bhaveshmistry3255
    @bhaveshmistry3255 Рік тому

    Hello sir, kindly suggest good quality complete piano maintenance tool kit. I am a carpenter & I did the carpentry and mechanical engineering work a lot so I will be able to do this as I understand each and everything very well. As I said unfortunately I don’t have resources of learning here so I will start learning by my self your videos will definitely helpful to me. Also suggest me the oil and other thing to lubricate the moving parts in action. It would be great help to me. Thank you so much for sharing your skill. 🙏

  • @stevemartin7721
    @stevemartin7721 2 роки тому

    Sweet hammer line👍 You lost the nut off your shank reducer?

    • @CoenvanDongen
      @CoenvanDongen  2 роки тому +1

      Haha, with the nut it removed to much from the shank.

  • @NNNikitaTokarev
    @NNNikitaTokarev 2 роки тому

    useful video!

  • @janvandongen5329
    @janvandongen5329 2 роки тому +1

    Prachtig