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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.
EMU34780
Checking power tilt system
EWM00431
WARNING
Never get under the lower unit while it is
G
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
G
motor before performing this test. Body
parts can be crushed between the motor
and the clamp bracket when the motor is
trimmed or tilted.
1.
Check the power tilt unit for any sign of oil
leaks.
1. Tilt rod
2.
Operate each of the power tilt switches to
check that all switches work.
3.
Tilt the outboard motor up and check that
the tilt rod is pushed out completely.
4.
Check that the tilt rod is free of corrosion
or other flaws.
5.
Tilt the outboard motor down. Check that
the tilt rod operates smoothly.
NOTE:
Consult your Yamaha dealer if any operation
is abnormal.
EMU32110
Checking propeller
EWM01610
WARNING
You could be seriously injured if the en-
gine accidentally starts when you are near
the propeller.
Before inspecting, removing, or install-
G
ing the propeller, remove the spark plug
caps from the spark plugs. Also, place
the shift control in neutral, turn the main
switch to "
" (off) and remove the key,
and remove the cord from the engine
shut-off switch. Turn off the battery cut-
off switch if your boat has one.
Do not use your hand to hold the propel-
G
ler when loosening or tightening the
propeller nut. Put a wood block between
the anti-cavitation plate and the propel-
ler to prevent the propeller from turning.
Maintenance
75
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