(1) TB 48- Jake Brake Flashcards
The jake brake effect is accomplished by prematurely opening the exhaust valves near the top of the ____ stroke releasing the compression pressure to exhaust.
Compression stroke
The engine brake reacts quickly. It will activate or deactivate in less than ___ of a second.
1/4
During emergency responses the jake brake should be set for _____ engine retarding.
Max
What are the four stated advantages of the jake brake?
- Increased performance
- Safety
- Versatility
- Cost-effectiveness
The Jacobs Engine Brake is a HYDRAULIC engine attachment that, when energized, alters the engine exhaust valve operation which converts the diesel engine into an _____.
Air compressor
Jake Brake “CAUTIONS”
DO NOT engage the jake brake during the following:
-wet streets
-during pumping or aerial ops
-when up shifting gears
-when at idle or low engine speed
Use of the jake brake on freeway or similar open road should be dictated by:
Traffic Conditions and the Operators good judgement