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SportsBoat_F4X14.book Page 94 Tuesday, July 5, 2022 1:30 PM

Operation and handling requirements

Engine oil requirement
1 Engine oil
NOTICE
2 Use only 4-stroke engine oil. Usage of 2-
stroke engine oil could result in severe en-
gine damage.

Select an oil grade according to the average
temperatures in the area where the boat will
be used.
1 Fuel tank filler cap
2 Fuel tank filler cap button Recommended engine oil:
YAMALUBE 4W
(4) Slowly add fuel to the fuel tank. Recommended engine oil type:
SAE 10W-30, 10W-40, 20W-40, 20W-
Fuel tank capacity:
50
340 L (89.8 US gal, 74.8 Imp.gal)
Recommended engine oil grade:
(5) Stop filling when the fuel just becomes API SG,SH,SJ,SL
visible in the bottom of the filler tube. Do
not “top off” the tank, because gasoline
could spill out.
(6) Wipe up any spilled fuel immediately.
(7) Close the fuel tank filler cap by pushing it
until it locks in place. Make sure that the
fuel tank filler cap is securely closed.
Engine Med RX Fuel Additive
As the fuel mixture burns in your engine’s
combustion chambers, carbon deposits are
left behind. Over time, these deposits can re-
duce performance and even cause engine TIP:
damage. Marine engines tend to run at lower When the engine is operated at high speeds,
operating temperatures than other engines, some engine oil may be consumed. Be sure
making them more likely to accumulate these to check the engine oil level.
harmful deposits. Engine Med RX, available
from your Yamaha Boat Dealer, is formulated Why Yamalube
to remove existing deposits and, when used YAMALUBE oil is a Genuine YAMAHA Part
continuously, prevent new ones from form- born of the engineers’ passion and belief that
ing, while also helping to keep fuel injectors engine oil is an important liquid engine com-
and other fuel system components clean for ponent. We form teams of specialists in the
proper performance and longer engine life. fields of mechanical engineering, chemistry,
electronics and track testing, and have them

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