Yamaha E70 Owners Manual

Trouble Recovery
95
Q. Is fuel joint connection incorrect?
A. Connect correctly.
Q. Is heat range of spark plug incorrect?
A. Inspect spark plug and replace it with rec-
ommended type.
Q. Is high pressure fuel pump drive belt bro-
ken?
A. Have serviced by a Yamaha dealer.
Q. Is engine not responding properly to shift
lever position?
A. Have serviced by a Yamaha dealer.
Engine vibrates excessively.
Q. Is propeller damaged?
A. Have propeller repaired or replaced.
Q. Is propeller shaft damaged?
A. Have...

Trouble Recovery
96
EMU29524
Power trim and tilt will not operate
If the engine cannot be tilted up or down with
the power trim and tilt because of a dis-
charged battery or a failure with the power
trim and 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.
1. Fuse (20 A  3, 30 A)
2. Spare fuse (20 A  3, 30 A)
3. Fuse...

Trouble Recovery
97
EMU41460
Water separator-alert indicator blinks 
while cruising
WA R N I N G
EWM01500
Gasoline is highly flammable, and its va-
pors are flammable and explosive.
●Do not perform this procedure on a hot
or running engine. Allow the engine to
cool.
●There will be fuel in the fuel filter. Keep
away from sparks, cigarettes, flames or
other sources of ignition.
●This procedure will allow some fuel to
spill. Catch fuel in a rag. Wipe up any
spilled fuel immediately.
●The fuel filter must be...

Trouble Recovery
98
6. Drain the water in the filter cup by soak-
ing it up with a rag.
7. Firmly screw the filter cup onto the filter
housing. NOTICE: Be careful not to
twist the water detection switch lead
when screwing the filter cup onto the
filter housing.
 [ECM01970] 
8. Connect the water detection switch cou-
pler securely until a click is heard.
9. Fasten the water detection switch lead
with the plastic tie.10. Install the top cowling.
11. Start the engine and make sure that the
water...

Trouble Recovery
99
5. Disconnect the water detection switch
coupler. NOTICE: Be careful not to get
any water on the water detection
switch coupler, otherwise a malfunc-
tion could occur.
 [ECM01950] 
6. Unscrew the filter cup from the filter
housing. NOTICE: Be careful not to
twist the water detection switch lead
when unscrewing the filter cup.
[ECM01960] 7. Drain the water in the filter cup by soak-
ing it up with a rag.
8. Firmly screw the filter cup onto the filter
housing. NOTICE: Be careful not to...

Trouble Recovery
100
11. Install the cover.
12. Install the top cowling.
13. Start the engine and make sure that the
water separator-alert indicator remains
off. Have a Yamaha dealer inspect the
outboard motor after returning to port.
EMU29542
Starter will not operate
If the starter mechanism does not operate
(the engine cannot be cranked with the start-
er), the engine can be started manually with
an emergency starter rope. However, the en-
gine cannot be started manually if the battery
voltage is low....

Trouble Recovery
101
3. Prepare the engine for starting. For fur-
ther information, see page 58. Be sure
the engine is in neutral and that the clip
is attached to the engine shut-off switch.
4. Turn on the main switch.5. Insert the knotted end of the emergency
starter rope into the notch in the flywheel
rotor and wind the rope around the fly-
wheel several turns clockwise.
6. Give a strong pull straight out to crank
the engine. Repeat if necessary.
WARNING! Do not install the top
cowling when engine is...

102
Consumer information
EMU29830
YAMAHA MOTOR CORPORATION, U.S.A.
 FOUR-STROKE OUTBOARD MOTOR
 THREE-YEAR LIMITED WARRANTY
6C1-9-19.book  102 ページ  ２０１０年２月１７日　水曜日　午後１時３８分 

Consumer information
103
6C1-9-19.book  103 ページ  ２０１０年２月１７日　水曜日　午後１時３８分 

Consumer information
104
EMU29841
IMPORTANT WARRANTY INFORMATION IF YOU USE YOUR 
YAMAHA OUTSIDE THE USA OR CANADA
6C1-9-19.book  104 ページ  ２０１０年２月１７日　水曜日　午後１時３８分