Symbol 3407 from ISO 7000 - Title/Meaning: Engine intake (combustion) air filter pressure Function/description: To identify the display that provides information about the pressure drop across the engine intake (combustion) air filter. To indicate the engine intake (combustion) air filter pressure.
pay attention to orientation of symbol
Own work using: iso.org/obp/graphics/grs/8cc65a2f-e7be-4cd6-a9b7-c3416819fd0d 200.png
Vectorization:  Mrmw