Sonar Flashcards
1
Q
- What is the sonar boundaries?
A
600yrds: Hooded
1000yrds: Unhooded
3000yrds: Hatted
2
Q
- Sonar dome chapter?
A
9
3
Q
- Types of sonar inspections?
A
wet and dry
4
Q
- What are the components of sonar dome?
A
Marriage line, Banjo line and degree lines
5
Q
- What are the patches for sonar domes and measurements?
A
3 27X27” 1A 52X27”
6
Q
- What do you use to repair Sonar domes?
A
Bf Goodrich HP2 Elastalock
7
Q
- What are Sonar domes made out of?
A
No Foul Rubber
8
Q
- How do you test for leaks in a sonar dome?
A
Hot Fresh water or Air Pressure
9
Q
- What is the PSI for sonar dome pressurization?
A
1 ATA 14.7 PSI
10
Q
- What do you use to clean surface off before applying patches?
A
Grinder with a wire cup
11
Q
- How do you install bolts into patch?
A
Grid Pattern
12
Q
- What type of bolts?
A
lag bolts
13
Q
When is BF goodwrench Fully cured, when does it start to harden?
A
5 days and 50 min
14
Q
- What types of damage are found in Sonar Dome? Differences?
A
Structural more than 2” and grooming less than 2”
Blistering, gouges, cracks, tears
15
Q
A
