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28 Cards in this Set
- Front
- Back
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what is the purpose of aircraft tires |
To absorb static and dynamic loads period to Aid and support of the aircraft on ground to provide traction for slowing and stopping the aircraft |
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How are tires classified |
Type and rating |
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What are the most common types of tires used today |
Type 3, Type 7, type 8 |
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What are the two designs of type 7 tires |
Extra high pressure, low speed Extra high pressure, high speed |
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What type of tire is a type 8 Tire |
Extra high pressure, high speed, low profile |
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What is the ground speed rating for high speed tires |
160 mph and above |
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What is the fabric tread reinforcement on tires |
One or more letters of colored nylon fabric Plies lay over the carcass Plies |
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When it comes to the tire life remaining the first layer of fabric indicates what |
20% of the tire life remaining |
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What are the rubber compounds that tires are made of |
Natural Rubber and Buna S |
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Why do you not use tubes on tubeless tires |
Because of the roughness of the inner liner |
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What are Chines |
Use on nose wheel tires to prevent water from contacting the fuselage and eroding the airframe |
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When did the greatest damage occur on tires |
During taxi and take off not during landing |
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What protects against heat buildup on tires |
Shorter slower taxi, minimum breaking and proper inflation pressure |
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What is considered the most important procedure and tire maintenance |
Proper tire inflation |
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How often should you check tire pressure |
Once a week or more often |
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When should you check tire pressure after the aircraft has landed |
Two to three hours (recommended cooling time) |
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When aircraft tires are underinflated what takes the most damage |
The shoulder area of the tire |
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When tires are overinflated what takes the most damage |
The center of the tread and may cause damage to the wheel flange |
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What should you do before removing a tire |
Completely deflated the tire |
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Are defects permitted in the beat area of the tire |
No |
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When is a tire not repairable |
Any tire with bead damaged frayed or broken chords, melted fuse plugs and flexes cracks |
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How many times can a tire be retreaded |
No Limits the number of times a tire can be we tried it provided the carcass is in good condition and there is no bead damage |
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When should a tire be retreaded |
When 80% of the tire has worn away |
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What will cause a tire to be an out-of-balance conditions |
One or more flat spots |
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When is considered a normal occurrence on a tire |
Multiple small Chevron shape Cuts throughout its tread |
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What did the "R" and the number on a tire mean |
The "R" is that the tire has been retreaded The number is how many times it's been retreaded |
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What is the Dual inflation method |
Inflate slowly to full operating pressure Deflate fully
Completely inflate a second time to operating pressure in allow it to remain with no load for 12 hours |
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Do tubeless tires require dual inflation |
No inflate to 100 percent of the recommended pressure |
