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WorksheetsV-Engine Quiz 6
Total questions: 10
Worksheet time: 5mins
A clogged fuel injector will cause a low fuel pressure reading.
True
False
Fuel pressure must be reduced before removing VST.
True
False
What is the Maximum percentage of ethanol recommended in Yamaha outboard engines?
5%
10%
15%
E85
The vapor separator tank houses the low pressure fuel pump.
True
False
A 10-micron filter, installed in the boat, is the best defense against engine filter contamination.
True
False
To prevent or prolong fuel deterioration, technicians can do the following:
Don't store fuel at all
Mix fresh fuel with stale fuel to boost the octane
Bleed the fuel system to remove air bubbles
Both A&B
When does fuel deteriorate?
as soon as it leaves the refinery
when stored for prolonged periods of time
when water is mixed with ethanol in the gasoline
all of the above
A clogged VST filter will cause a running issue.
True
False
For long-term storage, what is the recommended mixture for fuel conditioner/stabilizer?
One ounce to every five gallons of fuel
Two ounces to every gallon of fuel
One ounce to every gallon of fuel
One ounce to every three gallons of fuel
For continuous use, what is recommended mixture for fuel conditioner/stabilizer
One ounce to every five gallons of fuel
two ounce to every gallons of fuel
One ounce to every gallons of fuel
One ounce to every three gallons of fuel
