yeah, i put some prolube on it, with no success, tried a dab of the prolube grease, no result. if i do go back, i'll pull the action and remove a wippen to see what's going on with it. hopefully a little work will remedy it, as people aren't to keen on paying for hours spent troubleshooting! thanks again - jeremy On Tue, Sep 28, 2010 at 8:29 AM, Ed Sutton <ed440 at mindspring.com> wrote: > In an action like this, the wippen/capstan contact is far from the "magic > line," which predicts the problem you have found. Anything that reduces > friction between the captan and heel will help. Steam, iron, or replace the > cushion. Polish the capstan. Lube capstan and cushion. > Not to mention the need for back weighting as well. > > Ed S. > > ----- Original Message ----- From: "J H" <jlhservice at gmail.com> > To: <caut at ptg.org> > Sent: Monday, September 27, 2010 10:10 PM > Subject: Re: [CAUT] steinway upright regluation problem > > > thanks all. good points. i forgot to look at key leading, but, yes, > if i applied light pressure to the back of the keys the problem went > away. just needed a little more weight to get things back to rest. > usually that's a sign of a tight keybushing or centerpin, etc. not so > in this case! > > thanks again, > > jeremy > > On Sat, Sep 25, 2010 at 10:04 AM, Joe Goss <imatunr at srvinet.com> wrote: >> >> Hi Jeremy, >> Check for a dimple in the wippen cushion. >> If there file the dimple out or if there is too much noise on return >> replace >> cushion. >> Joe Goss BSMusEd MMusEd RPT >> imatunr at srvinet.com >> www.mothergoosetools.com >> >> ----- Original Message ----- >> From: J H >> To: caut at ptg.org >> Sent: Saturday, September 25, 2010 8:40 AM >> Subject: [CAUT] steinway upright regluation problem >> Hi all - I recently tuned a small S&S console from the 40's (the little >> short ones, somewhat decorative case). The hammers/keys returned to rest >> very very slowly when the damper pedal was being used, and it was >> noticeable >> even without the pedal engaged. Other than newer hammers, it's all >> original. The hammers seemed a little oversized for the piano. So, I have >> checked everything: hammer flange center pins and return springs, wippen >> flange centerpin, jack centerpin and springs, capstans for >> buildup/residue, >> keybushings, key balance hole, dampers, everything. No problems with >> sluggishness anywhere. Each part of the action, the hammer, wippen, and >> keystick operates fine independently. The hammer/wippen actions operate >> just fine when you remove the key and push up on the capstan pad. The only >> problem is when you introduce the key. It really seems like things are >> binding up at the capstan pads. So, could wear and tear cause the cap/pads >> to bunch up and throw off the regulation geometry? The cap/pads are pretty >> worn and "dimpled". Could the larger replacement hammers change the way an >> upright hammer returns to rest? Did I miss something? The customer >> probably won't even notice this but it's bothering me that I couldn't >> figure >> it out. >> >> Thanks! >> Jeremy > >
This PTG archive page provided courtesy of Moy Piano Service, LLC