2004 Yamaha Outboard 25C Motor Owners Manual

6L2-9-1K-4  2/25/03 15:51  Page 11
E
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:
Refer to “SPECIFICATIONS”, page 4-1.
NOTE:
If a  torque-wrench is  not  available when
you are  fitting a  spark plug,  a good  esti-
mate of  the correct  torque is 1/4  to 1/2  a
turn past finger-tight. Have the spark plug
adjusted to the  correct torque as  soon as
possible with a torque-wrench.
Initial of spark
Plug-wrench size
plug I.D. mark
B
21 mm (13/16 in.)
16 mm (5/8 in.)
C/BK
D
18.3 mm (23/32 in.)
1
2
Spark plug gap
Spark plug I.D. mark (NGK)
w
q
903022
EMU16350
CHECKING TOP COWLING
Check  the  fitting  of  the  top  cowling  by
pushing it with both hands.
If the fitting  is loose have it repaired  by a
Yamaha dealer.
4-10
Product Specification
CategoriesYamaha Outboard Manuals
Document TypeBoat Motor Manual Free Download. Marine Operator's Boating Guide.
Tags
Model Year2004
Download File
Please Enter the Security Characters Shown Below. Letters are Case Sensitive. Your download link will appear upon completing this step.
- 110 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
(0 votes, average: 0 out of 5)

Submit your review (optional)
(will not be displayed)
* Required Field

Leave a Reply

Your email address will not be published. Required fields are marked *

*
*
Website