TOHATSU MFS 15 Owner's Manual page 62

*1: Have this handled by your dealer.
*2: In USA, you have to use EPA approved part (See pages 24–26).
ENON00030-0
Note
Your outboard motor should receive careful, and complete inspection at 300 hours. This is the best
time for major maintenance procedures to be carried out.
ENOM00091-0
Replacing engine oil
Engine oil mixed with dust or water will
dramatically shorten the life of the engine.
To change engine oil:
1. Stop the engine and set it in a tilted
position.
2. Remove the top cowl and oil filler cap.
Allow it to cool.
3. Turn the steering on the outboard
motor so that the drain hole is facing
downward.
4. Put a oil drain pan under the oil drain
screw.
5. Remove the oil drain screw and com-
pletely drain oil from the engine.
6. Tighten the oil drain screw.
7. Reset the engine in a vertical position.
8. Repeat 3 to 7 procedures two or three
times to drain the oil completely.
9. Fill the engine through filler port with
recommended oil (see chart below) to
the upper dipstick mark.
10. Tighten the oil filler cap.
INSPECTION AND MAINTENANCE
2
1
1. Drain hole
2. Filler port
Use only high quality 4-stroke engine oil to
insure performance and prolonged engine
life.
Use oils that carry the API rating of SF, SG,
SH, SJ, SL, or SM. Select the appropriate
viscosity, based on atmospheric tempera-
ture, from the chart below.
You can also use NMMA FC-W certified 4-
stroke outboard oil below.
10W-30: is recommended for use in all
temperature.
25W-40: may be used at temperatures
above 4°C (40°F).
61
ENOF00092-0