Jeppesen Oral- Chapter 4 (Turbine Operation, Instrumentation, Maintenance and Overhaul) Flashcards
1
Q
A
Remove any contaminants. Fluid wash and abrasive grit wash
2
Q
A
There will be a high EGT at the target engine pressure ratio for takeoff
3
Q
A
Dents, crack, galling, pitting, scratches, burrs, burns, gouges
4
Q
A
Layout dye, felt tip marker, chalk
5
Q
A
Negligible effect
6
Q
A
cycles, hours and calendar time
7
Q
A
To maintain balance of the turbine wheel
8
Q
A
In percent r.p.m.
9
Q
A
Ratio between inlet pressure and total turbine exhaust pressure and is used to indicate thrust developed
10
Q
A
Average temperature of the turbine discharge gasses and obtained by thermo-couples placed near the turbine exit
11
Q
A
Yes, by checking the resistance of the thermocouples
