Specifications

3. OPERATION
25
EN
3.2 Before Initial Operation
Perform the following before using the en-
gine for the first time:
3.2.1 Supply Fuel Oil
(1) Before filling with fuel, wash out the
fuel tank and fuel system with clean
kerosene or light oil.
(2) Fill the tank with clean fuel oil, free
of dirt and water.
3.2.2 Supply Engine Lubricating Oil
(1) Remove the filler port cap (yellow)
at the top of the rocker arm cover,
and fill with engine oil.
(2) Fill with oil to the upper limit on the
dipstick. Insert the dipstick fully to
check the level.
(3) Tighten the filler port cap securely
by hand.
Do not overfill.
Overfilling will cause oil to be sprayed
into the cylinder and lead to engine
problems.
3.2.3 Supply Marine Gear Lubricat-
ing Oil
(1) Remove the filler port cap at the top
of the housing, and fill with marine
gear lubricating oil.
(2) Fill with oil to the upper limit on the
dipstick, insert the dipstick fully to
check the level.
(3) Tighten the filler port cap securely
by hand.
Using gasoline, etc. may
cause a fire.
To avoid mistakes, be
sure to double-check the
kind of fuel before filling.
Wipe off any spilled fuel
carefully.
Engine Oil Capacity
3YM30 with KM2P-1 Full: 2.8 L (3.0 quarts)
3YM30 with SD20 Full: 2.5 L (2.6 quarts)
3YM20 with KM2P-1 Full: 2.7 L (2.9 quarts)
3YM20 with SD20 Full: 2.4 L (2.5 quarts)
2YM15 with KM2P-1 Full: 2.0 L (2.1 quarts)
2YM15 with SD20 Full: 1.8 L (1.9 quarts)
DANGER
A Filler port D Upper limit
B Rocker arm cover E Lower limit
C Dipstick
Marine gear oil capacity
KM2P-1 Full 0.30 L (0.64 pints)
NOTICE
C
D
E
A
B