Engine Oil; Engine; Flushing Device - Yamaha F250B Owner's Manual

3. Engine shut-off switch
1. Cord
2. Clip
3. Engine shut-off switch
EMU37052

Engine oil

1. Put the outboard motor in an upright po-
sition (not tilted). NOTICE: If the motor
is not level, the oil level indicated on
the dipstick may not be accurate.
[ECM01790]
2. Remove oil dipstick and wipe it clean.
3. 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.
4. Check the oil level using the dipstick to be
sure the level falls between the upper lev-
el mark and lower level mark. Consult
your Yamaha dealer if the oil level is out
of specified level or if it appears milky or
dirty.
3
2
1
ZMU05981
1. Oil dipstick
1
1. Oil dipstick
2. Lower level mark
3. Upper level mark
EMU27153

Engine

Check the engine and engine mounting.
G
Look for loose or damaged fasteners.
G
Check the propeller for damage.
G
Check for engine oil leaks.
G
EMU36490

Flushing device

Check that flushing device's garden hose
connector is securely screwed on to the fitting
on the bottom cowling. NOTICE: If the flush-
ing device is not properly connected, cool-
ing water can leak out and the engine can
overheat during operation.
Operation
1
ZMU05972
3
2
ZMU07057
[ECM01800]
57