Mercury Sterndrive QSD 2.0 - Fuel System; Priming

Section 5 - Maintenance
90-8M0069751 eng APRIL 2012 Page 69
1. Loosen the air vent (bleed) screw on the fuel filter bracket.
Typical
a - Air vent screw
2. Move the primer plunger up and down repeatedly. The filter is full when an air‑free stream of fuel flows from the air vent
screw.
Typical
a - Air vent screw
b - Primer plunger
3. Securely tighten the air vent screw.
Typical
a - Air vent screw
Fuel System
Priming
Prime the engine if it has not been run for an extended period or if the engine will not start.
23469
a
b
23468
a
23469
a