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30 Cards in this Set
- Front
- Back
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5 operational events taking place within a four stroke (Otto cycle) engin |
Intake, compression, ignition, power, exhaust. |
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The inside of some cylinder barrels are hardened by? |
Nitriding or chromiting |
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Opposed engines use cam shaft. and radial engines use? |
Cam rings |
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If the cylinder is chrome plated, what material should the rings be made of? |
Grey cast iron |
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Most piston rings are made of what type of materials |
Grey cast iron |
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Why are some exhaust valves filled with metallic sodium? |
Heat dissipation |
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What color are nitriteded barrels painted? |
Blue |
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What is a zero lash lifter? |
Hydraulic type |
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What is the purpose of the crankshaft |
To change reciprocating movement into rotary movement |
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Full floating piston pins are those which allow motion between the pin, |
The piston and the connecting rod |
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Most horizontally opposed aircraft engines use what type of mounting |
Flange type mounting
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What is considered the foundation of an aircraft engines? |
The crankcase |
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What is the first valve action after the ignition event? |
Exhaust valve opens |
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What type of connecting rod is used in horizontally opposed and inline engines |
Plain type |
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What is another name for piston pin? |
Wrist pin |
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What color is used to indicate chrome plated cylinder barrel |
Orange |
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When checking piston rings end gap. |
The ring is placed inside of the cylinder |
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With an exhaust valve lead of 55 degrees and lag of 15 degrees how long is the valve open? |
250 degrees |
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What is the advantage of Chrome cylinder? |
Less likely to rust and wear |
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How is hydraulic lock relieved? |
By removing the spark plugs and rotating the prop in rotation direction |
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What is a Chile bore cylinder? |
Narrow at the to of the cylinder and wide at the bottom |
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Radial engines use what type of connecting rod? |
Master and articulating |
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What is meant by cam-ground piston? |
Slightly oval shape |
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Engines with adjustable rocket arms will have what type of lifters? |
Solid |
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As an A&P mechanic you are allowed to overhaul an engine in the field. True or false? |
True |
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Rod type & Engine |
Plain type & opposed and inline |
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Rod & Engine |
Fork and blade type & V type |
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Rod & Engine |
Master and articulating & radial |
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Identify the types of rings |
11. Compression 12. Oil control 13. Oil scraper |
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Identify propeller flanges |
5.flange type 6.splined type 7. Tapered type |
