Mercury Mariner Outboard 225 3 Litre Service Manual 1994, Page 96Get this manual
Back Draft Circuit Description Side View
High Speed Fuel Circuit Description
Side Vi ew
aBack Draft Jet (Bowl Vent)
aFuel Bowl
b Main Fuel Jet Main Discharge Tube Float Main Discharge Tube Air InletCross Hole Vents -
The back draft circuit contains vent jet, located next to the