When Should You Replace the CO2 Cylinder in an Inflatable PFD?

By Staff WriterLast Updated Mar 25, 2020 8:05:28 PM ET

The CO2 cartridge in an auto-inflating personal flotation device must be replaced when it has been punctured. This happens when it automatically inflates after the wearer goes into the water. The cartridge is also punctured when the manual lever is used to inflate the PDF.