If your inflatable PFD's Carbon Dioxide (CO2) cartridge has been used during inflation, your PFD will need to be re-armed, meaning a new CO2 cartridge will need to be installed into the inflator mechanism. The videos listed below provide instructions on re-arming your PFD, based on the PFD type you have. You will need to purchase a re-arm kit from your local dealer to complete the installation.
Skip to the re-arm video for your PFD model below: