Home / Forums / Vintage Melodicas / Guerrini Melodica Vintage / Reply To: Guerrini Melodica Vintage Reply To: Guerrini Melodica Vintage April 18, 2015 at 6:22 pm #4720 DaniParticipant Just I tried to take apart and after i remove the screws it wont come apart; it seems that is very well sealed. I think you have to heat the area of union before opening,but I don’t dare.