I read that as intentionally "locked up" for some reason, that's a lot different, congratulations.
You may be able to get by with cleaning the blow off tube, but the others that contact the beer during transfers I would probably replace. The ocyclean may not be able to get into the narrower that well, and why take the chance on something that is like $0.25 per foot at HD.
On Tap:Cran Wit, Dr Pepper Dubbel, Cascadian Pale Ale, Dark Chocolate Stout, Imperial Stout, Brown Mild, Schwarzbier
On Board: IIPA