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UF4R10E0.book Page 40 Tuesday, August 4, 2020 1:32 PM

Operation and handling requirements

Checking the engine oil level (6) Loosen the oil tank filler cap and remove
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it, and then wipe the attached dipstick
clean.
Engine oil is extremely hot immediately af-
ter the engine is turned off. Coming in con- 1
tact with or getting any engine oil on your
clothes could result in burns.

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 Do not run the engine with too much or
not enough oil in the oil tank, otherwise
the engine could be damaged.
 Make sure that debris and water do not
1 Oil tank filler cap/Dipstick
enter the oil tank filler hole. Debris and
(7) Screw the oil tank filler cap into the filler
water in the engine oil can cause serious
hole until it stops. Remove the oil tank
engine damage.
filler cap again and make sure that the
TIP: engine oil level is between the minimum
 When checking the engine oil level on land, and maximum level marks.
the engine must be running while water is
being supplied to the cooling water pas-
sages. (See “Flushing the cooling water
passages” on page 63 for information on
supplying water.)
 When checking the engine oil level on wa-
ter, moor the watercraft so that it will not
1 2 3
drift away.
To check the engine oil level:
(1) With the engine stopped, place the wa-
1 Dipstick
tercraft in a precisely level position on
2 Maximum level mark
land or launch the watercraft.
3 Minimum level mark
(2) Look in all directions, and then start the
(8) If the engine oil level is significantly
engine. (See page 54 for information on
above the maximum level mark, consult
starting the engine.)
a Yamaha dealer. If the engine oil level is
(3) Run the engine at idling speed for 6 mi-
below the minimum level mark, slowly
nutes or more. Run the engine an addi-
add engine oil.
tional 5 minutes if the ambient
(9) Repeat steps 6–8 until the engine oil is at
temperature is 20 °C (68 °F) or less.
the proper level.
(4) Stop the engine.
(10) Securely install the oil tank filler cap and
(5) Remove the hood. (See page 33 for hood
turn it until it stops.
removal and installation procedures.)
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