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Maintenance
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"Medium weight" oil for 3B/F rotary valve
by
mmendelson
,
Nov 19, 2025
6
269
leadpipes
by
rmb796
,
Dec 17, 2025
2
189
Maintaining a leather bag
by
JonTheCadet
,
Sep 23, 2025
9
524
mouthpiece cleaning/polishing
by
rmb796
,
Nov 08, 2025
10
443
How do I remove a stuck mouthpiece from a press fit leadpipe?
by
Bjorn
,
Nov 07, 2025
4
277
Slide maintenance
by
CrisHagmannBone
,
Oct 31, 2025
3
307
Best Valve oil for axial flow in 2025
by
BrianJohnston
,
Jun 10, 2025
21
1877
Does Polishing a Bell with Brasso
by
Kobe100
,
Jul 14, 2025
13
797
Strange change to lacquer
by
RoscoTrombone
,
Oct 12, 2025
12
842
Rotor Valve questions - checking for seal, and which oil for what purpose?!
by
NuhJuhKuh
,
Oct 07, 2025
14
1791
King 5B and 4B valve bearing
by
rjrberg79
,
Jul 19, 2025
15
1830
Hagmann tools
by
Bach42t
,
Dec 10, 2023
5
2828
Corrosion on slide
by
evanbone1
,
Sep 06, 2025
4
258
La Tromba Brass Polish
by
UrbanaDave
,
Aug 11, 2025
5
288
Spitball Question
by
Driswood
,
Aug 15, 2025
2
239
TECH QUESTION: Carbon Build Up Removal
[
1
2
]
by
Lhbone
,
Jul 28, 2025
28
824
Valve Making Popping Noise
[
1
2
]
by
jbtb
,
May 04, 2023
44
5185
Cleaning/improving the inside of my outer slide
by
steve4dd
,
Mar 30, 2025
5
7050
Hagmann valve maintenance
by
GMB
,
Nov 22, 2019
23
20953
Slide wear
by
hyperbolica
,
Jul 16, 2025
7
397
What’s your favorite tuning slide grease?
[
1
2
3
4
]
by
Elow
,
Aug 07, 2020
76
81768
Shelf Life of oils/lubes/creams
by
Geordie
,
Jun 30, 2025
12
835
Cleaning many trombones at a time
by
MrLong
,
May 12, 2025
9
6180
Cut Bell Maintenance
by
Samit2011
,
Jan 09, 2026
18
638
should I polish the inside of my inner slide?
by
TomInME
,
Dec 15, 2025
22
834
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