Home / Forums / Melodica construction, repair and maintenance / suszuki M37 clean mechanism / Reply To: suszuki M37 clean mechanism Reply To: suszuki M37 clean mechanism February 3, 2015 at 2:56 am #3995 Alan BrintonParticipant The instructions with some of the old Suzukis say not to use alcohol, but I also have used it without an apparent problem.