Keep the machine completely clean
Cleaning is the most important part of maintenance of vacuum sealer. A proper and neat cleaning of the machine would ensure longer life of the machine. Many times it is generally observed that the vacuum chambers of the machine are filled with different kind of particles that are generally packed. These particles disturb the process of vacuuming in the machine. These also lead in damaging the machine over the time. Thus, a thorough cleaning and proper maintaining of the vacuum chamber is very important.
Using only frozen products
Tabletop vacuum sealer and all other variants of vacuum sealers have a vacuum chamber. Products are generally placed in this chamber and then the pack is vacuumed and sealed properly. Many times there are liquid products packed in these chambers. If these products are not frozen properly and if they spill out of the pack during the packaging it would harm the machine a lot. It is thus very much advised, to use extremely frozen products for the machine. This would ensure that machine works problem free for a long time. It would also make sure that there are no or less maintenance costs for the machines over the span of use.