Mercury 8/9.9 BigFoot, Manual, Page: 108 / 153

MAINTENANCE
96
eng
!
WARNING
Rotating propellers can cause serious injury or death. Never
operate the boat out of the water with a propeller installed.
Before installing or removing a propeller, place the drive unit in
neutral and engage the lanyard stop switch to prevent the
engine from starting. Place a block of wood between the
propeller blade and the anti‑ventilation plate.
1. Remove propeller. Refer to Propeller Replacement. Install
the flushing attachment so the rubber cups fit tightly over the
cooling water intake.
27256
Flushing Device 91‑44357Q 2
9192
Attaches to the water intakes;
provides a fresh water
connection when flushing the
cooling system or operating
the engine.