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matabog last won the day on May 9

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About matabog

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    Super WRT Addict

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    Bucharest, Romania

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  1. My only understanding of Pierce chronographs is from your walkrhroughs
  2. That is a weird one! Would be some sort of too much play in the pinions... or the canon pinion... Or a pinion in the train wheel maybe got loose on its wheel...
  3. Hello from old dinosaur

    Welcome! Any good advice is welcome!
  4. maybe the previous watch-smith considered it wasn't enough axial shake. So that begs the question: how do you know you have enough axial shake?
  5. very nice! What is the positional error? I heard lady watches, with smaller balance wheels, have problems and I was wondering how a Rolex was doing
  6. Oldhorologist

    Welcome! Good advice or constructive criticism is always welcome!
  7. Landeron 48 oiling

    So let's recap! What do you use (if any) on the points in the picture bellow? You have hp1300, Molykote, M9504. Thank you, Bogdan
  8. Landeron 48 oiling

    Thank you for the answer. I also believe that oiling would add some sort of "drag". But I still believe that there is a little bit of friction (hence the "safety"). Also the natural forces involved are on the horizontal, not the vertical.
  9. Landeron 48 oiling

    Hello! Do you oil the shouldered “safety” screws that hold in place the coupling clutch 8080, the sliding gear 8100 or the hammer 8219? If so, do you also put a very tiny drop of hp 1300 under them? you can find the entire doc here: Thank you! Bogdan
  10. But still, how do you harden it again after you've straighten it?
  11. Thank you for the correction! Didn't mean to fool anyone
  12. Never done it myself, but from what I heard, if you want to work with the pivot (in any way) you must first soften the material (meaning turning it red, letting it cool down) and then hardening it again. Good luck with that!
  13. Hello! So I was trying to work on the HS, like so I took a coaster from Ikea: and spare 1mm screwdriver blade and 2 pins: and I got: