∫ π
≤
∂
¨
VACUUM+SEAL / CANCEL button
≠
FOOD button
Æ
VACUUM PRESSURE button
➍
SEAL button
∞
LED lights
±
„Canister Switch" button
≤
Release buttons
≥
Air extraction opening
70
¨ ∞
�
∑
µ
¥
¥
µ
∂
∑
�
π
∫
∞ ∞
∞ ∞
≠
Æ
≥
Contact pressure rubber
Vacuum chamber
Lower ring seal
Upper ring seal
Sealing bar
Air extraction hose
in hose compartment
Locking catches
∞ ➍
±
∫
≤