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SportsBoat_F4A14.book Page 79 Monday, May 17, 2021 1:01 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
temperatures in the area where the boat will
Engine Med RX Fuel Additive
As the fuel mixture burns in your engine’s be used.
combustion chambers, carbon deposits are Recommended engine oil:
left behind. Over time, these deposits can re- YAMALUBE 4W
duce performance and even cause engine Recommended engine oil type:
damage. Marine engines tend to run at lower SAE 10W-30, 10W-40, 20W-40,
operating temperatures than other engines, 20W-50
making them more likely to accumulate these Recommended engine oil grade:
harmful deposits. API SG, SH, SJ, SL
Engine Med RX, available from your Yamaha
Boat Dealer, is formulated to remove existing
deposits and, when used continuously, pre-
vent new ones from forming, while also help-
ing to keep fuel injectors and other fuel
system components clean for proper perfor-
mance and longer engine life.

TIP:
When the engine is operated at high speeds,
some engine oil may be consumed. Be sure
to check the engine oil level.

Why Yamalube
YAMALUBE oil is a Genuine YAMAHA Part
born of the engineers’ passion and belief that
engine oil is an important liquid engine com-
ponent. We form teams of specialists in the
fields of mechanical engineering, chemistry,
electronics and track testing, and have them
develop the engine together with the oil it will

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