Trouble Recovery
A. Have serviced by a Yamaha dealer.
Q. Are weeds or other foreign matter tangled
on gear housing?
Q. Is load on boat improperly distributed?
A. Distribute load to place boat on an even
plane.
A. Remove foreign matter and clean lower
unit.
Q. Is fuel system obstructed?
Q. Is water pump or thermostat faulty?
A. Have serviced by a Yamaha dealer.
A. Check for pinched or kinked fuel line or
other obstructions in fuel system.
Q. Is there excess water in fuel filter cup?
A. Drain filter cup.
Q. Is fuel filter clogged?
A. Clean or replace filter.
Engine power loss.
Q. Is propeller damaged?
Q. Is fuel contaminated or stale?
A. Fill tank with clean, fresh fuel.
A. Have propeller repaired or replaced.
Q. Is spark plug gap incorrect?
Q. Is propeller pitch or diameter incorrect?
A. Install correct propeller to operate out-
A. Inspect and adjust as specified.
board at its recommended speed (r/min) Q. Is ignition wiring damaged or poorly con-
range.
nected?
A. Check wires for wear or breaks. Tighten
all loose connections. Replace worn or bro-
Q. Is trim angle incorrect?
A. Adjust trim angle to achieve most efficient ken wires.
operation.
Q. Have electrical parts failed?
Q. Is motor mounted at incorrect height on A. Have serviced by a Yamaha dealer.
transom?
A. Have motor adjusted to proper transom Q. Is specified fuel not being used?
height.
A. Replace fuel with specified type.
Q. Has warning system activated?
A. Find and correct cause of warning.
Q. Is specified engine oil not being used?
A. Check and replace oil with specified type.
Q. Is boat bottom fouled with marine growth? Q. Is thermostat faulty or clogged?
A. Clean boat bottom. A. Have serviced by a Yamaha dealer.
Q. Are spark plug(s) fouled or of incorrect Q. Is air vent screw closed?
type?
A. Open the air vent screw.
A. Inspect spark plug(s). Clean or replace
with recommended type.
Q. Is fuel pump damaged?
A. Have serviced by a Yamaha dealer.
75
| Categories | Yamaha Outboard Manuals |
|---|---|
| Document Type | Boat Motor Manual Free Download. Marine Operator's Boating Guide. |
| Tags | Yamaha F15C, Yamaha F20 |
| Model Year | 2007 |
| 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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