*Logbooks Apparatus w/ Jake Brake Flashcards
1
Q
The Jake brake is a hydraulic engine attachment that, when energized, converts the diesel engine into an ______? (Relatively speaking)
A
Air compressor
2
Q
The jake brake will activate or deactivate how fast?
A
1/4 second
3
Q
How many cylinders will each Jake Brake setting engage?
Low = Activates \_\_\_ cylinders for medium engine braking Medium = Activates \_\_\_ cylinders moderate braking High = Activates \_\_\_ cylinders max braking
A
2
4
6
4
Q
What should be done with the jake brake when driving wet roads?
A
Turn off
5
Q
Can the engine (jake) brake be left on during aerial operations?
A
No, This practice causes undesirable retardation, possible engine and component damage, and engine stalling.
6
Q
The C-Brake cannot be enabled when engine rpm goes below ____rpm
A
850 rpm
7
Q
The effect of the jake brake is accomplished when the exhaust valves open near the end of what stroke in the combustion engine cycle?
A
Compression
