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SportsBoat_F4Y12.book Page 134 Tuesday, July 5, 2022 1:54 PM

Operation and handling requirements

(5) Stop filling when the fuel just becomes Engine oil requirement
visible in the bottom of the filler tube. Do Engine oil
not “top off” the tank, because gasoline NOTICE
could spill out.
(6) Wipe up any spilled fuel immediately. Use only 4-stroke engine oil. Usage of 2-
(7) Close the fuel tank filler cap by pushing it stroke engine oil could result in severe en-
until it locks in place. Make sure that the gine damage.
fuel tank filler cap is securely closed.
Select an oil grade according to the average
Engine Med RX Fuel Additive
As the fuel mixture burns in your engine’s temperatures in the area where the boat will
be used.
combustion chambers, carbon deposits are
left behind. Over time, these deposits can re- Recommended engine oil:
duce performance and even cause engine YAMALUBE 4W
damage. Marine engines tend to run at lower Recommended engine oil type:
operating temperatures than other engines, SAE 10W-30, 10W-40, 20W-40, 20W-
making them more likely to accumulate these 50
harmful deposits. Engine Med RX, available Recommended engine oil grade
from your Yamaha Boat Dealer, is formulated (3-star models):
to remove existing deposits and, when used API SG,SH,SJ,SL
continuously, prevent new ones from form- Recommended engine oil grade
ing, while also helping to keep fuel injectors (4-star models):
and other fuel system components clean for API SJ,SL
proper performance and longer engine life.
3-star models

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