How to Replace a Valve Spring on a Trumpet 步骤 #3 历史记录

跳到步骤＃3

由 Isaac Trotta — 2015年3月8日编辑

编辑已通过由 Isaac Trotta

	[* black] Before inserting the valve back into the trumpet, put enough valve oil on the valve so that that the surface is wet, but not dripping.
-	[* black] Insert the valve into the trumpet, and screw in the top.
+	[* black] Insert the valve into the trumpet, and screw in the top clockwise.
	[* black] Be sure to grasp the top of the valve and twist until a clicking sound is heard and the valve locks in place to ensure that the trumpet is ready for playing.