Yamaha F150 Owner's Manual page 96

Maintenance
Then tighten 1/4 to 1/2 turn more. Tighten the
drain screw to the correct torque with a
torque wrench as soon as possible.
8. Add the correct amount of oil through the
filler hole. Put back the filler cap and the
dipstick. NOTICE: Overfilling the oil
could cause leakage or damage. If the
oil level is above the upper level mark,
drain until the level meets the speci-
fied capacity.
Recommended engine oil:
YAMALUBE 4M FC-W or 4-stroke
outboard motor oil
Engine oil quantity (without oil filter
replacement):
4.3 L (4.55 US qt, 3.78 Imp.qt)
Engine oil quantity (with oil filter re-
placement):
4.5 L (4.76 US qt, 3.96 Imp.qt)
9. Leave the outboard motor for 5-10 min-
utes.
10. Remove the oil dipstick and wipe it
clean.
11. Insert the dipstick and remove it again.
Be sure to completely insert the dipstick
into the dipstick guide, otherwise the oil
level measurement will be incorrect.
12. Recheck the oil level using the dipstick to
be sure the level falls between the upper
and lower marks. Consult your Yamaha
dealer if the oil level is out of specified
level.
90
[ECM01851]
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1. Oil dipstick
2. Upper mark
3. Lower mark
13. Start the engine and make sure that the
low oil pressure-alert indicator remains
off. Also, make sure that there are no oil
leaks. NOTICE: If the low oil pressure-
alert indicator comes on or if there are
oil leaks, stop the engine and find the
cause. Continued operation with a
problem could cause severe engine
damage. Consult your Yamaha dealer
if the problem cannot be located and
corrected.
[ECM01623]
14. Apply LOCTITE 572 to the threads of the
bolts and screw, and then install the
apron.
TIP:
LOCTITE 572 is used as a sealant.
15. Install the top cowling.
16. Dispose of used oil according to local
regulations.
TIP:
 For more information on the disposal of
used oil, consult your Yamaha dealer.
 Change the oil more often when operating
the engine under adverse conditions such
as extended trolling.
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