390 theory - Air Suspension
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9 Terms
What pressure of air is provided by the Main Air Compressors?
8.5 - 10 bar
Were is the Main Reservoir Pipe located?
It runs the full length of the train via flexible hoses
Where are the Main Reservoir Pipe isolation cocks located?
Each end of every coach on A side
What colour is the Main Reservoir Pipe?
Yellow
Other than the Main Reservoir in coaches H, E, & C. What else is fitted to every coach?
A Supplementary Main Reservoir
What happens if the Main Reservoir Pipe falls below 5.5 bar?
The pressure switch will operate:
Braking continuity circuit
Emergency brake application
What air systems are found in all coaches?
Supplementary Reservoir
Parking Brake
Brake System
HVAC & Toilets
Air Suspension
What air systems are found in the driver’s cab?
Warning horns
Drivers seat
Auto coupler
Windscreen washers
Describe what the component are and explain what is being shown in the image
The image shows the Damper and Bogie Indicator (located on each coach)
Top: Bogie indicator shows normal
Bottom: Bogie indicator shows deflated
