63V-9-16-5
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E
Trouble
Possible Cause
Remedy
1.
2.
Spark plug(s) fouled or incorrect
type.
Fuel system obstructed.
1. Inspect spark plug(s). Clean or
replace with recommended type.
2. Check for pinched or kinked fuel
line or other obstructions in fuel
system.
3.
4.
5.
Fuel contaminated or stale.
Fuel filter clogged.
Failed ignition parts.
3. Fill tank with clean, fresh fuel.
4. Clean or replace filter.
5. Have serviced by a Yamaha
dealer.
6.
7.
Spark plug gap incorrect.
Poor connections or damaged
ignition wiring.
6. Inspect and adjust as specified.
7. Check wires for wear or breaks.
Tighten all loose connections.
Replace worn or broken wires.
8. Check and replace oil as specified.
9. Have serviced by a Yamaha
dealer.
8.
9. Thermostat faulty or clogged.
Specified engine oil not used.
B.
Engine idles
irregularly or stalls.
10.
Carburetor adjustments incorrect.
Fuel pump damaged.
10. Have serviced by a Yamaha
dealer.
11. Have serviced by a Yamaha
dealer.
11.
12.
Air vent screw on the fuel tank
closed.
12. Open the air vent screw.
13.
14.
Choke knob pulled out.
Motor angle too high.
13. Return to home position.
14. Return to normal operating
position.
15.
Carburetor clogged.
15. Have serviced by a Yamaha
dealer.
16.
17.
Fuel joint connection incorrect.
Throttle valve adjustment incorrect.
16. Connect correctly.
17. Have serviced by a Yamaha
dealer.
5-2
| Categories | Yamaha Outboard Manuals |
|---|---|
| Document Type | Boat Motor Manual Free Download. Marine Operator's Boating Guide. |
| Tags | Yamaha 15C, Yamaha 9.9C |
| Model Year | 2004 |
| Download File |
|
| Language | English |
| Product Brand | Yamaha Motor. Yamaha Motor Corporation, USA - Support Customer Relations for US: 1-800-962-7926
Yamaha Boats: 1-800-962-7926 Yamaha Outboard Customer Relations: 1-866-894-1626 , Yamaha Outboard |
| Document File Type | |
| Publisher | yamaha-motor.com |
| Wikipedia's Page | Yamaha Motor Company |
| Copyright | Attribution Non-commercial |
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