Home / Forums / Melodica construction, repair and maintenance / Melodica Cleaning? / Reply To: Melodica Cleaning? Reply To: Melodica Cleaning? November 24, 2016 at 6:41 pm #7850 Alan BrintonParticipant If it doesn’t have a noticeable odor, it’s probably okay. On the other hand, a cleaning sometimes significantly improves performance. I at least give a bath in 1/3 household vinegar and 2/3 water to just about every vintage melodica I acquire. Details about this are in the threads Melodica-Me referenced. The exception would be if it contains wood.