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My Yamaha 621s has some black stuff on a valve. Can
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LittleJimmy
Senior Member
Join Date:
Jan 2013
Posts:
160
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#1
My Yamaha 621s has some black stuff on a valve. Can
09-21-2020, 02:17 PM
I remove it with an alcohol wipe? If not, what should I use?
Thanks
Little Jimmy
Yamaha 621YBH
Wessex Maly
davewerden
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#2
09-21-2020, 02:55 PM
I moved your post to a more appropriate location.
The wipes should be fine, but where do you think the black stuff is coming from?
Dave Werden (ASCAP)
Euphonium Soloist, U.S. Coast Guard Band, retired
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Alliance Mouthpiece DC3, Wick 4AL, Wick 4ABL
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Snorlax
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#3
09-21-2020, 08:33 PM
A picture would be very helpful.
Jim Williams N9EJR (love 10 meter CW)
Formerly Principal Euphonium in a whole
bunch of groups, now just a schlub.
Shires Q41, Yamaha 321, 621 Baritone
Wick 4AL, Wessex 4Y, or whatever I grab.
Conn 50H trombone, Blue P-bone
www.soundcloud.com/jweuph
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