Cosori CP530-VS, User Manual

15

TROUBLESHOOTING

Problem

Possible Solution

Nothing happens when 
pressing buttons.

Make sure the vacuum sealer is plugged in and the power 
cord is properly attached.

The vacuum sealer may be damaged or malfunctioning. 
Contact 

Customer Support

 (see page 17).

The bag cannot be 
inserted into the 
vacuum sealer.

Make sure there is enough bag material to reach the center 
of the vacuum chamber. 

Always 

allow 2 in (5 cm) of room 

between the food and the bag opening.

Stretch the bag flat while inserting. Make sure the opening 
reaches the vacuum chamber.

Air has re-entered a 
sealed bag.

Examine the seal for wrinkles. To prevent wrinkles in the seal, 
stretch the bag flat while inserting the bag into the vacuum 
chamber.

Moisture or material along the seal may prevent the bag from 
sealing properly. Cut the bag open, wipe the upper insides of 
the bag, and reseal.

Sharp items may have punctured the bag. Cover sharp items 
with a soft cushioning material, such as a paper towel, and 
reseal in a new bag.

Certain foods (such as fresh fruit and vegetables) may release 
gases inside the bag and spoil. Discard the food and bag. 

Do 

not

 vacuum seal fresh fruit or vegetables without special 

preparation.

Bag melts when sealing.

Do not

 use the “

Moist

” setting for dry foods. This can cause 

the bags to melt.

Allow the vacuum sealer to cool for 10 minutes before sealing 
another bag.

The vacuum sealer 
keeps vacuuming 
without sealing.

Make sure the bag is not damaged.

Make sure the bag is placed correctly in the vacuum chamber.

Remove and reinsert the foam gaskets.

The vacuum sealer may be damaged or malfunctioning. 
Contact 

Customer Support

 (see page 17).