MAINTENANCE
eng 73
2. Attach a water hose to the fitting. Turn on the water and
flush for three to five minutes.
NOTE: The engine can be stopped or operated at idle speed
when flushing the cooling system. Do not flush engine using a
water system that exceeds 310 kPa (45 psi).
Flushing the Cooling System (Lower Unit)
!
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.
a - Fleet Master and Torque Master gearcase
b - Sport Master gearcase
c - Water hose
d - Flushing attachments
1.
Remove the propeller. Refer to Propeller Replacement.
2. Fleet Master and Torque Master gearcases – Install the
appropriate flushing attachment so the rubber cups fit tightly
over the strut intake holes. Attach the dual water flush seal
over the nose inlets.
3. Sport Master gearcases – Install the appropriate flushing
attachment so the nose cone cup fits tightly over the intake
holes.
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