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69
EMU29522
Power trim and tilt / power tilt will not
operate
If the engine cannot be tilted up or down with
the power trim and tilt / the power tilt because
of a discharged battery or a failure with the
power trim and tilt unit / the power tilt unit, the
engine can be tilted manually.
1. Loosen the manual valve screw by turn-
ing it counterclockwise until it stops.
2. Put the engine in the desired position,
then tighten the manual valve screw by
turning it clockwise.
EMU29760
Treatment of submerged motor
If the outboard motor is submerged, immedi-
ately take it to a Yamaha dealer. Otherwise
some corrosion may begin almost immediate-
ly.
If you cannot immediately take the outboard
motor to a Yamaha dealer, follow the proce-
dure below in order to minimize engine dam-
age.
EMU29970
Procedure
1. Thoroughly wash away mud, salt, sea-
weed, and so on, with fresh water.
2. Remove the spark plugs and face the
spark plug holes downward to allow any
water, mud, or contaminants to drain.
3. Drain the fuel from the vapor separator,
fuel filter, and fuel line.
4. Spray “Fogging Oil” or supply engine oil
through the intake manifold and spark
plug holes while rotating the flywheel
manually.
5. Take the outboard motor to a Yamaha
dealer as soon as possible.
CAUTION:
ECM00400
Do not attempt to run the outboard motor
until it has been completely inspected.
8. Isolator fuse (80 A)
1. Manual valve screw
1
ZMU01905
U6P212E0.book Page 69 Monday, June 6, 2005 4:23 PM