Operation
20
board (if packed). For details, consult
your Yamaha dealer.
WARNING
EWM00650
Avoid using bolts, nuts or washers other
than those contained in the engine pack-
aging. If used, they must be of at least the
same quality of material and strength and
must be tightened securely. After tighten-
ing, test run the engine and check their
tightness.
EMU30171
Breaking in engine
Your new engine requires a period of break-
in to allow mating surfaces of moving parts to
wear in evenly. Correct break-in will help en-
sure proper performance and longer engine
life.
CAUTION:
ECM00800
Failure to follow the break-in procedure
could result in reduced engine life or
even severe engine damage.
EMU27080
Procedure for 4-stroke models
Run the engine under load (in gear with a
propeller installed) as follows.
1.
For the first hour of operation:
Run the engine at 2000 r/min or at ap-
proximately half throttle.
2.
For the second hour of operation:
Run the engine at 3000 r/min or at ap-
proximately three-quarter throttle.
3.
For the next eight hours of operation:
Avoid continuous operation at full throt-
tle for more than five minutes at a time.
4.
After the first 10 hours:
Operate the engine normally.
EMU27101
Preoperation checks
WARNING
EWM00080
If any item in the preoperation check is
not working properly, have it inspected
and repaired before operating the out-
board motor. Otherwise an accident
could occur.
CAUTION:
ECM00120
Do not start the engine out of water. Over-
heating and serious engine damage can
occur.
EMU27110
Fuel
●
Check to be sure you have plenty of fuel
for your trip.
●
Make sure there are no fuel leaks or gaso-
line fumes.
●
Check fuel line connections to be sure they
are tight (if equipped Yamaha fuel tank or
boat tank).
●
Be sure the fuel tank is positioned on a se-
cure, flat surface, and that the fuel line is
not twisted or flattened, or likely to contact
sharp objects (if equipped Yamaha fuel
tank or boat tank).
EMU27130
Controls
●
Check throttle, shift, and steering for prop-
1. Bolts
ZMU02637
1
Summary of Contents for F4D
Page 1: ...F4D OWNER S MANUAL 68D F8199 14 U S A Edition LIT 18626 05 97 ...
Page 2: ...EMU25060 ZMU01690 Read this owner s manual carefully before operating your outboard motor ...
Page 61: ...56 Consumer information EMU29811 Important warranty information for U S A and Canada ...
Page 62: ...Consumer information 57 ...
Page 64: ...Consumer information 59 ...
Page 66: ...Printed in France April 2004 0 5 1 ...