2007 Yamaha Outboard VZ150 VZ175 Boat Motor Owners Manual

Maintenance
this procedure. Results may vary depending
on  whether  testing  is  conducted  with  the
flushing attachment, in a test tank, or with the
outboard motor in the water.
1.
Start the engine and allow it to warm up
fully in neutral until it is running smooth-
ly.
NOTE:
Correct idling speed inspection is only possi-
ble if  the  engine is  fully warmed  up. If  not
warmed up fully, the idle speed will measure
higher than normal. If you have difficulty ver-
ifying the  idle  speed, or  the idle  speed re-
quires adjustment, consult a Yamaha dealer
or other qualified mechanic.
2.
Verify whether  the idle  speed  is set  to
specification.  For idle  speed  specifica-
tions, see page 48.
ZMU04004
EMU29050
Checking water in engine oil tank
Oil injection models
There is a water trap at the bottom of the en-
gine oil tank. If water or foreign matter is vis-
ible in this trap, consult your Yamaha dealer.
Checkpoints
q
q
q
q
Fuel system parts leakage
Fuel line joint leakage
Fuel line cracks or other damage
Fuel connector leakage
EMU29041
Inspecting idling speed
EWM00451
WARNING
q
q
Do not touch or remove electrical parts
when starting or during operation.
Keep  hands,  hair,   and  clothes  away
from  the  flywheel  and  other  rotating
parts while the engine is running.
2
1
ZMU01895
ECM00490
CAUTION:
1.
Water trap
This procedure must be performed  while
the  outboard  motor  is  in  the  water.  A
flushing attachment  or  test tank  can be
used.
2. Engine oil tank
EMU29112
Checking wiring and connectors
q
Check that each grounding wire is properly
secured.
A diagnostic tachometer should  be used for
58
Product Specification
CategoriesYamaha Outboard Manuals
Document TypeBoat Motor Manual Free Download. Marine Operator's Boating Guide.
Tags,
Model Year2007
Download File
Please Enter the Security Characters Shown Below. Letters are Case Sensitive. Your download link will appear upon completing this step.
- 92 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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