I was taking my valves out for oiling and the 3rd one got stuck. I pulled it really hard out and it looks like the little plastic bit broke (the left one
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Bottom valve covers stuck, any advice on how to unscrew without damaging the instrument? : r/trumpet
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I was trying to put my trumpet valves back in place and this valve got stuck and won't move. What do I do? : r/trumpet
I screwed up oiling my valves today, how do I get the top cap of the third valve? It is crooked and stuck. : r/trumpet
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Help! I'm taking apart my Trumpet for it's first cleaning of it's 15 year lifespan (yea I know) and these slides just aren't comming out. Any help would be appreciated. : r/trumpet
How To Repair a Valve Stuck at the Bottom of the Casing - YouTube