Yamaha F25D Owner's Manual page 69

2. Prepare a suitable container that holds a
larger amount than the engine oil capac-
ity. Loosen and remove the drain screw
while holding the container under the
drain hole. Then remove the oil filler cap.
Let the oil drain completely. Wipe up any
spilled oil immediately.
1
1. Drain screw
3. Put a new gasket on the oil drain screw.
Apply a light coat of oil to the gasket and
install the drain screw.
Drain screw tightening torque:
F25EH 28.0 Nm (20.7 ft-lb) (2.86
kgf-m)
F25ER 28.0 Nm (20.7 ft-lb) (2.86
kgf-m)
F25MH 28.0 Nm (20.7 ft-lb) (2.86
kgf-m)
F25TR 28.0 Nm (20.7 ft-lb) (2.86
ZMU02831
kgf-m)
T25TR 18.0 Nm (13.3 ft-lb) (1.84
kgf-m)
NOTE:
If a torque wrench is not available when you
are installing the drain screw, finger tighten
the screw just until the gasket comes into
contact with the surface of the drain hole.
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.
4. Add the correct amount of oil through the
filler hole. Install the filler cap.
Recommended engine oil:
4-stroke outboard motor oil
ZMU02310
Engine oil quantity (excluding oil filter):
F25EH 1.7 L (1.80 US qt) (1.50 Imp.qt)
F25ER 1.7 L (1.80 US qt) (1.50 Imp.qt)
F25MH 1.7 L (1.80 US qt) (1.50 Imp.qt)
F25TR 1.7 L (1.80 US qt) (1.50 Imp.qt)
T25TR 1.9 L (2.01 US qt) (1.67 Imp.qt)
Maintenance
63