C Chris488994 New Member Sep 13, 2010 #2 If they are stuck then they will. Remove the black caps and see if you can move the valves up and down freely. If you haven't cleaned them in a while then it sould be done anyhow. Good luck.
If they are stuck then they will. Remove the black caps and see if you can move the valves up and down freely. If you haven't cleaned them in a while then it sould be done anyhow. Good luck.