Home / Forums / Melodica construction, repair and maintenance / Trouble shooting Vintage Hohner Alto / Reply To: Trouble shooting Vintage Hohner Alto Reply To: Trouble shooting Vintage Hohner Alto December 15, 2017 at 7:12 pm #9516 Jenny GParticipant Hello, I also just got one of these vintage Hohner Altos and the stale/moldy scent is really strong. I’d read on a few other posts about submerging the melodica in water and 30% vinegar to clean it. Does anyone know if this type is “submergeable?”