Home / Forums / Vintage Melodicas / Yamaha 32 (vintage) Part III: Pianica P-32B / Reply To: Yamaha 32 (vintage) Part III: Pianica P-32B Reply To: Yamaha 32 (vintage) Part III: Pianica P-32B July 17, 2021 at 1:20 pm #13726 Alan BrintonParticipant Hi, Gerald. Quite a lot has been posted here about replacing gaskets. It’s not hard to fashion a newmain gasket.You can find info on this by searching the forums. Caulking would be a last resort.