Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
16 Cards in this Set
- Front
- Back
|
Name the safety and health precautions to be observed in operating a dope room, including storage of material. |
Should be well lighted and ventilated using spark proof motors, lights and switches. All flammable material should be stored in fireproof containers in protected areas. Dope and paint rooms should be isolated. |
|
|
What type of test can be performed to identify existing paint finishes? |
Apply coat of engine oil to a small area. Nitrocellulose will soften in a few minutes, but acrylic and epoxy will show no effects. If not identified, next wipe down a small area with MEK. MEK will pick up pigment from an acrylic finish, but will not affect an epoxy coating. |
|
|
What causes blushing when applying dope or lacquer, and how can it be prevented? |
Caused by humid conditions. Can be prevented by heating the room to decrease humidity, or by using a blush-retarding thinner to increase the drying time. |
|
|
What is the purpose of using fungicidal dope when finishing aircraft fabric? |
To prevent rotting of the fabric. |
|
|
What are the identification marking requirements for United States registered fixed wind aircraft? |
The roman capitol letter "N" followed by the registration number must be displayed on both sides of the fuselage, or on both sides of the vertical tail surfaces. |
|
|
What are two types of dope used for aircraft finishes? |
Nitrate and butrate |
|
|
What is the advantage of butrate over nitrate? |
Less flammable. |
|
|
What would happen if dope was ever used over paint or enamel? |
Tendency to lift and remove such material. |
|
|
What is applied to metallic surfaces as a common resistant covering before the application of enamel or lacquer? |
Zinc chromate primer |
|
|
What are the most common methods of applying aircraft finishes? |
Dipping, brushing, or spraying. |
|
|
What type of paint may be used over any paint system that is in good condition? |
Epoxy |
|
|
What is normally the cause of runs and sags in a spray application of paint finish? |
Holding the gun too long in one place or holding the gun too close |
|
|
What causes an "orange peel" or "pebble" finish? |
Incorrect spray gun setting, incorrect air pressure, incorrect paint viscosity, and holding the gun too far from the work. |
|
|
What is used to thin chromate primer? |
Toluene |
|
|
Which federal regulation prescribes the size and location requirements for aircraft identification numbers? |
FAR Part 45 |
|
|
What type of material should be thoroughly protected when using paint remover? |
Synthetic rubber surfaces, aircraft tires, fabric, and acrylics. |
