2005 Yamaha Outboard F2.5D Boat Motor Owners Manual

Maintenance
Before  fitting  the  spark  plug,  measure the
electrode  gap with  a wire  thickness  gauge;
adjust the gap to specification if necessary.
EWM00910
WARNING
Leaking fuel can result in fire or explosion.
q
q
Check for fuel leakage regularly.
If any fuel leakage is found, the fuel sys-
tem must be repaired by a qualified me-
chanic. Improper  repairs can  make the
outboard unsafe to operate.
Check the fuel lines  for leaks, crack, or  mal-
function. If a problem is  found, your Yamaha
dealer or other qualified mechanic should re-
pair it immediately.
1.
2.
Spark plug gap
Spark plug I.D. mark (NGK)
Spark plug gap:
0.6
0.7 mm (0.0240.028 in)
When fitting the plug, always clean the gasket
surface and use a  new gasket. Wipe off any
dirt from the  threads and screw in  the spark
plug to the correct torque.
Spark plug torque:
Checkpoints
25.0
Nm (18.4 ft-lb) (2.55 kgf-m)
q
Fuel system parts leakage
Fuel line joint leakage
q
NOTE:
q Fuel line cracks or other damage
q
Fuel connector leakage
If a torque-wrench is  not available when you
are fitting a spark plug, a good estimate of the
correct torque is 1/4 to 1/2 a turn past finger-
tight. Have the spark plug adjusted to the cor-
rect torque as soon as possible with a torque-
wrench.
EMU29040
Inspecting idling speed
EWM00450
WARNING
q
Do not touch or  remove electrical parts
when starting or during operation.
q Keep hands, hair, and clothes away from
the  flywheel  and  other  rotating   parts
while the engine is running.
EMU28961
Checking fuel system
EWM00900
WARNING
q
2-hp   models:   The   propeller    rotates
Gasoline and  its vapors  are  highly flam-
mable  and  explosive.   Keep  away  from
sparks, cigarettes, flames, or other sourc-
es of ignition.
whenever the engine is running. Do not
move the throttle control lever  from the
37
Product Specification
CategoriesYamaha Outboard Manuals
Document TypeBoat Motor Manual Free Download. Marine Operator's Boating Guide.
Tags
Model Year2005
Download File
Please Enter the Security Characters Shown Below. Letters are Case Sensitive. Your download link will appear upon completing this step.
- 63 pages
LanguageEnglish
Product BrandYamaha 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 TypePDF
Publisheryamaha-motor.com
Wikipedia's PageYamaha Motor Company
CopyrightAttribution Non-commercial
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