Airbrake6

Question 1

1. ATC is an automatic brake applying apparatus that imposes speed limitations according to:

Answer 1

Cab signal indication

Question 2

2. How many aspects can the ATC aspect display units display on Amtrak locomotives?

Answer 2

4 or 9

Question 3

3. What is the first step to recover from a speed control penalty application?

Answer 3

Place automatic brake valve handle to suppression or lap position

Question 4

4. When operating a P-42 locomotive, what device is cut out if an ATS/IITS failure occurs?

Answer 4

Move ATS pneumatic cut out switch labeled cab signal to out

Question 5

5. On trailing units in a multiple unit consist, what position does the speed control switch on the control stand need to be in?

Answer 5

May be in any position

Question 6

6. What is the indication of an impending penalty when operating in ATS/IITS territory?

Answer 6

Audible alarm sounds and visual indication illuminates

Question 7

7. On a lead locomotive equipped with two control stations, both speed control switches must be placed in what position?

Answer 7

In

Question 8

8. In order to forestall a penalty application when cab signal drops to a more restrictive indication and you are under the speed required, the engineer must do what?

Answer 8

Acknowledge

Question 9

9. What type of train control system requires the engineer to suppress an overspeed condition within a prescribed time limit?

Answer 9

Automatic Train Control (ATC)

Question 10

10. When using the ATC (cab signal) self tester to perform a cab signal test, what must occur when the least restrictive aspect is displayed?

Answer 10

Audible alarm sounds and a penalty application must occur within 8 seconds

Question 11

11. If an ATC failure occurs, what device must be cut out in order to maintain enforced acknowledgement?

Answer 11

Sealed speed control cut out switch

Question 12

12. If the Velocity Zero light remains illuminated when speed is above 12 mph, it is considered a:

Answer 12

Speed control failure

Question 13

13. When must an ATS/IITS wayside signal inductor type warning be acknowledged?

Answer 13

If a block signal indication is less than clear

Question 14

14. When does a train control test need to be performed?

Answer 14

Within 24 hours of initial terminal departure

Question 15

15. On an AEM-7, if you have a speed control failure, what needs to be cut out?

Answer 15

Speed control cut out cock

Question 16

16. What is the cut out procedure if an ATS failure occurs when operating in IITS territory?

Answer 16

Cut out ATS pneumatic cut out switch/cock

Question 17

17. What speed limit is imposed when the cab territory switch is in the out position and ATC is cut in?

Answer 17

79 mph

Question 18

18. According to AMT-3 instructions in table 2, what is the cut out procedure if an ATS failure occurs when operating in IITS territory?

Answer 18

Cut out ATS pneumatic cut out switch/cock

Question 19

19. When would the ATC switch be in the out position?

Answer 19

When operating in non cab signal territory or in cab signal territory during a signal suspension

Question 20

20. What is the name of the display that indicates cab signals?

Answer 20

Aspect Display Unit (ADU)