Brakes

Question 0

List braking positions

Answer 0

Step 1,2, full service and emergency

Question 1

WHAT TYPE OF BRAKES FITTED TO A TURBO

Answer 1

WESTINGHOUSE 3 STEP ENHANCED DISC BRAKE

Question 2

How can you test brake continuity

Answer 2

Step 2

Question 3

How is constant brake effort ensured regardless of the coach load

Answer 3

Averaging and variable load valve

Question 4

What’s the purpose of hill start button

Answer 4

Enables you to take power whilst still braking

Question 5

If approaching a red signal and not confident of stopping what would you do

Answer 5

Emergency brake

Question 6

What is meant by dragging brake

Answer 6

Traction brake in off position and you still have air in brake cylinder

Question 7

Basic procedure for fixing dragging brakes

Answer 7

Apply pbic in cab
Release service brake
Rattle the brakes to find the stiff one

Question 8

10 items on train wire 4

Answer 8

Main res pipe pressure below 5.5
Shore supply socket not in use
Direction switch in off
Tbc in emergency 
Brake supply res pressure more than 5.5
Compressor speed up switch operated
Train division
Aws/tpws
Dsd/DVD
Brake control mcb
Door control mcb
Train control mcb
Pass comm
Ebs in another cab

Question 9

How’s parking brake applied/released

Answer 9

Spring applied

Air released

Question 10

What in cab indication of wheel slide

Answer 10

Brake cylinder gauge flutters

Question 11

When is sand applied automatically

Answer 11

Brake steps 2 and above

Question 12

What the purpose of emergency bypass switch

Answer 12

To enable train to be moved when there is a fault on train wire 4

Question 13

What governor is associated with train release

Answer 13

Main air governor

Question 14

How do you isolate service brakes

Answer 14

Pbic

Pbbc

Question 15

3 reasons brakes won’t perform as well

Answer 15

Frozen
Low adhesion
Worn pads
Heavy load
Brake fade

Question 16

What speed is sand most efficient

Answer 16

50mph