Maintenance
Standard spark plug:
LFR6A-11
Bolt tightening torque:
8.0 Nm (0.82 kgf-m, 5.9 ft-lb)
2.
Measure the spark plug gap using a
thickness gauge. If the spark plug gap is
out of specification, replace the spark
plug with the specified plug.
4.
5.
Install the ECM cover.
Install the flywheel magnet cover.
EMU40872
Inspecting engine idle speed
ECM01690
NOTICE
This procedure must be performed while
the outboard motor is in the water.
Inspect the engine idle speed using the Com-
mand Link tachometer or digital tachometer
that is equipped on the boat. Results may
vary depending on whether testing is conduct-
ed with the outboard motor in the water.
1.
Start the engine and allow it to warm up
fully in neutral until it is running smoothly.
Inspect the engine idle speed. If the en-
gine idle speed is out of specification,
consult a Yamaha dealer or other quali-
fied mechanic.
1.
2.
3.
Spark plug gap
Spark plug part number
Spark plug I.D. mark (NGK)
2.
Spark plug gap:
.0–1.1 mm (0.039–0.043 in)
1
Idle speed (in neutral):
750
To install the spark plug
±50 r/min
1.
Wipe off any dirt from the threads, insula-
tor, and gasket surface of the spark plug.
Install the spark plug, and then tighten it
to the specified torque.
EMU41203
Changing engine oil
2.
ECM01710
NOTICE
Spark plug tightening torque:
Change the engine oil after the first 20
hours of operation or 3 months, and every
28.0
Nm (2.86 kgf-m, 20.7 ft-lb)
100
Otherwise the engine will wear quickly.
hours or at 1-year intervals thereafter.
TIP:
If a torque-wrench is not available when you
are fitting a spark plug, fully tighten a spark When changing the engine oil, the outboard
plug with a spark plug wrench. Then tighten motor must be placed in a vertical position. If
1/4
to 1/2 turn more. Have the spark plug ad- you are not able to place the outboard motor
justed to the correct torque as soon as possi- in a vertical position, have a Yamaha dealer
ble with a torque-wrench.
change the engine oil.
3.
Install the ignition coil, and then tighten
the bolt to the specified torque.
74
| Categories | Yamaha Outboard Manuals |
|---|---|
| Document Type | Boat Motor Manual Free Download. Marine Operator's Boating Guide. |
| Tags | Yamaha VF200, Yamaha VF225, Yamaha VF250 |
| Model Year | 2008 |
| 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 |
(0 votes, average: 0 out of 5)