Maintenance
52
below the lower mark, or drain to the
specified level if it is above the upper
mark.
7. Dispose of used oil according to local
regulations.
NOTE:
●
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.
EMU29112
Checking wiring and connectors
●
Check that each grounding wire is properly
secured.
●
Check that each connector is engaged se-
curely.
EMU29120
Exhaust leakage
Start the engine and check that no exhaust
leaks from the joints between the exhaust
cover, cylinder head, and body cylinder.
EMU29130
Water leakage
Start the engine and check that no water
leaks from the joints between the exhaust
cover, cylinder head, and body cylinder.
EMU29140
Engine oil leakage
Check for oil leaks on the around the engine.
NOTE:
If any leaks are found, consult your Yamaha
dealer.
EMU29161
Checking power trim and tilt system
WARNING
EWM00430
●
Never get under the lower unit while it
is tilted, even when the tilt support lever
is locked. Severe injury could occur if
the outboard motor accidentally falls.
●
Make sure no one is under the outboard
motor before performing this test.
1. Check the power trim and tilt unit for any
sign of oil leaks.
2. Operate each of the power trim and tilt
switches / the power tilt switches on the
remote control and engine bottom cowl-
ing (if equipped) to check that all switch-
es work.
3. Tilt the outboard motor up and check
that the trim and tilt rod is pushed out
completely.
4. Check that the trim and tilt rod is free of
corrosion or other flaws.
1. Lower level mark
2. Oil dipstick
3. Upper level mark
132
ZMU05091
1. Trim and tilt rod
1
ZMU03662