Like any other tool, powder-actuated tools do not always perform perfectly. If your tool misfires, hold the tip firmly against your work surface for about 30 seconds to ensure that if it misfires again it will not do any damage. \
Next, you will want to do what is necessary to safeguard the tool and ensure that the tool will not fire at an unexpected time. This often involves removing the cartridge from the tool but you should follow the manufacturer's instructions for how to handle a power-actuated tool that has misfired. \