Comeng Underframe and functionality test

Question 1

What is the order of cocks for a trailer car from A side on a westcode?

Answer 1

Doors A
Bogie isolate
Air suspension 
Brake pipe end cock
Main res end cock
Brake pipe to triple valve
Main res to 7 step
Door system 
Door b
Bogie isolate
Air suspension

Question 2

Name the functionality tests in order

Answer 2

Ep brake test
Auto air brake test
Charging valve and emergency exhaust valve test 
Hand and foot pilot valve test 
Park brake
Vicers test
Trip test

Question 3

What does the Main Switch do?

Answer 3

Isolates 1500dc to the traction motors

Question 4

What does auxiliary isolate and panto interlock isolate?

Answer 4

1500volt to compressor, ma as well as lowers pantos

Question 5

What does control res out isolate?

Answer 5

Stops control res air to main equipment case

Question 6

What does load compensation isolation do?

Answer 6

Isolates the suspension system and tells the train it is full