Fit The Jar Sealing Attachment: This shouldn’t be too hard if you are using the appropriate (either regular or wide-mouthed) sealer attachment. Basically, you’ll need to firmly push the attachment downwards over the jar’s closed mouth until you can no longer see the neck of the jar.
Attach The Air Extraction Hose: Connect the ends of the tube into their respective positions i.e. the opening at the top of the jar sealer attachment and the small outlet on the vacuum sealer. Check to see that both ends fit snuggly into their respective openings otherwise the requisite vacuum pressure won’t be created and you won’t get a tight seal on the jar.
Begin The Vacuum Sealing Process: Press the right button on your vac-sealer to start the air extraction process, which should shut down automatically once the pressure has been achieved. With older models requiring manual supervision, the trick is to keep an ear out for a characteristic popping sound and switch off the appliance immediately after.