Yamaha F150 Owner's Manual page 94

Maintenance
1
1. Oil dipstick
2. Upper mark
3. Lower mark
11. 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]
12. Install the top cowling.
13. 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.
Changing the engine oil by draining the oil
The location of the drain screw is different for
L transom models and X transom models.
For L transom models, skip steps 5 and 14
because the apron does not have to be re-
moved.
88
L transom models
2
1
3
ZMU07753
1. Drain screw
X transom models
2
1
1. Drain screw
2. Apron
1. Put the outboard motor in an upright po-
sition (not tilted). NOTICE: If the out-
board motor is not level, the oil level
indicated on the oil dipstick may not
be accurate.
2. Start the engine. Warm it up and keep
the idle speed for 5-10 minutes.
ZMU07875
ZMU07936
[ECM01862]
ZMU07866