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Questions and Answers
When should IDLE SPEED AND MIXTURE ADJUSTMENT be accomplished?
When should IDLE SPEED AND MIXTURE ADJUSTMENT be accomplished?
- After the engine has been warmed up (correct)
- When the engine is cold and idle
- Before the engine has been warmed up
- During the engine's break-in period
Why might it be necessary to readjust idle RPM after setting the idle mixture correctly?
Why might it be necessary to readjust idle RPM after setting the idle mixture correctly?
- Because idle RPM is directly proportional to engine temperature
- Because idle mixture adjustment affects idle RPM (correct)
- Because idle RPM affects fuel efficiency
- Because idle mixture is inversely proportional to engine temperature
What is the primary goal of adjusting the idle mixture?
What is the primary goal of adjusting the idle mixture?
- To set the correct idle RPM
- To optimize fuel efficiency (correct)
- To decrease engine noise
- To increase engine power
What should be done before making idle speed and mixture adjustments?
What should be done before making idle speed and mixture adjustments?
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Why is it important to perform idle speed and mixture adjustments?
Why is it important to perform idle speed and mixture adjustments?
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Study Notes
Idle Speed and Mixture Adjustment
- Idle speed and mixture adjustment should only be done after the engine has warmed up.
- Idle RPM may be affected byidle mixture adjustment, so it may be necessary to readjust idle RPM after setting the correct idle mixture.
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