Yamaha 190 FSH Sport 2017 Owner's/Operator's Manual page 82

Operation and handling requirements
NOTICE
Make sure debris and water do not enter
the oil filler hole. Debris and water in the
engine oil can cause serious engine dam-
age.
To check the engine oil level:
(1) Place the boat in a precisely level position
on land with the engine stopped. If the en-
gine was running, allow the engine oil to
settle by waiting 5 minutes or more be-
fore checking the oil level.
(2) Open the engine hood. (See page 53.)
(3) Remove the dipstick and wipe it clean.
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1 Dipstick
(4) Insert the dipstick back into the dipstick
tube completely. Remove the dipstick
again and check that the engine oil level
is between the minimum level mark and
maximum level mark.
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1 Maximum level mark
2 Minimum level mark
(5) If the engine oil level is significantly above
the maximum level mark, consult a
Yamaha Boat Dealer. If the engine oil lev-
el is below the minimum level mark, add
engine oil.
(6) Remove the engine oil filler cap.
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1 Engine oil filler cap
(7) Slowly add engine oil.
(8) Wait approximately 5 minutes to allow the
engine oil settle, and then check the en-
gine oil level again.
(9) Repeat steps 3–8 until the engine oil is at
the proper level.
(10) Install the engine oil filler cap.
(11) Close the engine hood.
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