Disklavier

Good afternoon, everyone.

Julien, if the pedal feels good and the instrument is not over  
heating, it sounds like you have a good combination.

Regards,
PianoBench


www.georgelitterst.com
www.timewarptech.com

On May 21, 2009, at 4:18 PM, Julien Roche wrote:

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> On my brand new piano Yamaha disklavier IV pro, the loud pedal was  
> much stronger compared with same on the two other grand pianos I  
> have home ( not Yamaha but Beschtein and Pleyel). I feel even more  
> comfortable now to play myself  (not the disklavier!) with this  
> pedal with the lighter spring than before. Maybe with the time the  
> original YAMAHA spring should soft itself. I  am really interest by  
> opinion of YAMAHA specialist for this problem. Maybe later I have to  
> change the spring if too soft with the time.
>
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> From: George F. Litterst <PianoBench@...>
> To: disklavier@yahoogroups.com
> Sent: Thursday, May 21, 2009 10:05:16 PM
> Subject: Re: Re[2]: [disklavier] Pedal problem Disklavier Mark IV  
> (excessive heat)
>
> Good afternoon, everyone.
>
>
> The lighter spring may be fine if the piano is just used to play  
> itself. Depending upon how light it is, an experienced pianist may  
> or may not like the feel of the sustain pedal with the lighter spring.
>
> Regards,
> PianoBench
>
>
> www.georgelitterst. com
> www.timewarptech. com
>
> On May 21, 2009, at 2:42 PM, Julien Roche wrote:
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>>
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>> Yes, I just lighten the spring and everything very ok. Looks very  
>> strange. The spring is not supposed to be replaced as integrated in  
>> the wooden part.
>> Good evening and thanks a lot for you precious help
>> Julien
>>
>> From: Spencer_Lists <lists@spencerseroll s.com>
>> To: Julien Roche <disklavier@yahoogro ups.com>
>> Sent: Thursday, May 21, 2009 8:32:03 PM
>> Subject: Re[2]: [disklavier] Pedal problem Disklavier Mark IV  
>> (excessive heat)
>>
>>
>> Greetings Julien,
>>
>>
>>
>> so what was the solution? did you just lighten the spring or did i  
>> miss something else that you did?
>>
>>
>>
>> does anyone know if Yamaha ships pianos with a strong spring for  
>> shipping only that is supposed to be replaced?
>>
>>
>>
>> Thursday, May 21, 2009, 11:20:38 AM, you wrote:
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>> Finally after 7 hours of continuous playing, if works perfectly and  
>> no more pedal problem, temperature of the box is more than  
>> reasonable.
>>
>> Maybe I shall notify this problem to YAMAHA for some other users  
>> geting the same problem, but I do not know how to proceed.
>>
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>> From: athomik <mail@mangeztout. co.uk>
>>
>> To: disklavier@yahoogro ups.com
>>
>> Sent: Wednesday, May 20, 2009 10:47:49 AM
>>
>> Subject: Re: [disklavier] Pedal problem Disklavier Mark IV  
>> (excessive heat)
>>
>>
>>
>>
>>
>> The pedal should work fine playing all day. There is obviously  
>> something wrong with this pedal.At this point, I would get a  
>> technician to have a look at it.
>>
>>
>>
>> athomik
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>> On May 19 2009, Julien Roche wrote:
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>> >Were about 6mm play in the loud pedal that I adjusted to zero with  
>> the upper gold colored screw and the stroke is reduced from 15,51mm  
>> to 9,75mm according to calibration procedure of Service Center.
>>
>> >
>>
>> >Now the pedal is stopping working (too hot, protection working)  
>> after 1h15mn of normal piano playing. It is normal ?
>>
>> >
>>
>> >If yes, what do you think with very low noise external  forced  
>> ventilation as the radiator looks under designed, same size as for  
>> the other pedal,  which is not working so much and stayed  
>> reasonably low in temperature, they have the same size which looks  
>> strange in design.
>>
>> >
>>
>> >If no, any additional sugggestion ? Thanks.
>>
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>> >____________ _________ _________ __
>>
>> >From: athomik
>>
>> >To: disklavier@yahoogro ups.com
>>
>> >Sent: Tuesday, May 19, 2009 12:51:37 PM
>>
>> >Subject: Re: [disklavier] Pedal problem Disklavier Mark IV  
>> (excessive heat)
>>
>> >
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>> >
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>> >
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>> >If the lines on the pushrods line up as per the instructions  
>> inside the solenoid cover, and there is no excessive play in the  
>> rod (try shaking it side to side), then the overall geometry of the  
>> pedal/pushrod/ damper lever is not correct. This would be a job for  
>> a piano technician. If you do get play in the pushrod (at the  
>> bottom of the solenoid), there are two gold coloured screws at the  
>> top andbottom of the solenoid which can be adjusted. They should be  
>> in a position where you just remove the play in the push rod. If  
>> the screws are too tight, the solenoid has to work overtime, which  
>> can cause overheating.
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>> >gher than edge line F when the loud pedal is fully  depressed.)
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>> >>
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>> >>Maybe solenoids adjustments ?
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>> >>
>>
>> >>Great thanks for your help !
>>
>> >>Julien
>>
>> >>
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>> >>
>>
>> >>____________ _________ _________ __
>>
>> >>From: athomik
>>
>> >>To: disklavier@yahoogro ups.com
>>
>> >>Sent: Monday, May 18, 2009 12:11:05 PM
>>
>> >>Subject: Re: [disklavier] Pedal problem Disklavier Mark IV  
>> (excessive heat)
>>
>> >>
>>
>> >>
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>> >>
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>> >>
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>> >>
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>> >>The pedal should not need any extra cooling. You need to make  
>> sure that the pedal is properly set up (get your technician to  
>> check) and the solenoids need to be adjusted properly. Once  
>> everything is physically OK, you need to run the pedal calibration  
>> procedure from the Service Center. I have come across this several  
>> times, and every time it was down to the fact that the pedals  
>> haven't been re-calibrated after the lyre was re-attached..
>>
>> >>
>>
>> >>athomik
>>
>> >>
>>
>> >>On May 18 2009, julien.roche@ ymail.com wrote:
>>
>> >>
>>
>> >>>Hi,
>>
>> >>>
>>
>> >>>Again problem with my grand piano that stops right pedal working  
>> after about 40 minutes of normal work because of overheating  
>> protection.
>>
>> >>>
>>
>> >>>Anybody has suggestion ? Tuning of pedal is ok. Maybe adding  
>> ventilators to cool the metal box on top of pedal ? Radiator is  
>> terribly hot.
>>
>> >>>
>>
>> >>>Thanks
>>
>> >>>Julien
>>
>> >>>
>>
>> >>>
>>
>> >>>
>>
>> >>>------------ --------- --------- ------
>>
>> >>>
>>
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>> -- 
>>
>> Best regards,
>>
>> Spencer_Lists Chase        mailto:lists@ spencerserolls. com
>>
>> 67550 Bell Springs Rd.
>>
>> Garberville,  CA 95542    Postal service only.
>>
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