I believe my 25-yr-aged Viking #one is permanently oiled. If the cause of the hand wheel freezing up is since the oil has dried out, can this be repaired at an inexpensive Expense. or do I trash it? Many thanks for the advice! Once I plug in my sewing machine http://augustghikk.affiliatblogger.com/46099968/everything-about-sewing-machine-repair-boulder-co