Oceanic OCEAHC180B8 Guide D'utilisation page 44

16
Installing the hood
Screws (4 mm 30 mm)
×
5. Hang the hood on the screws after tightening.
6. Place the check valve on the hood.
7. Open the grease filter, secure the hood with the 2 screws
provided. (Maximum length of 30 MM)
Screws (4 mm × 30 mm)