TUG

Question 1

What could be the cause of no cab or interior lights, and what is their remedy.

Answer 1

Aux BIS open, close aux BIS, start engine, wait, reset
Low battery volts
Lighting MCB tripped, reset

Question 2

What could be the cause of engine stop light out during prep?

Answer 2

Both engine isolation switched isolated
Defective lamp

Question 3

What could be the cause of Engine stop light out and no sound from TPWS/AWS?

Answer 3

BIS open
Ruptured control or battery negative fuse with rscs MCB tripped in other cab

Question 4

What could be the cause of TPWS/AWS not sounding and what is the remedy?

Answer 4

Isolated
MCB tripped
Contact otl, isolate

Question 5

What are the possible causes of engine not turning on?

Answer 5

Local MCB tripped
Train control tripped
Defective buttons
Fire MCB tripped
Low start battery volts
Engine isolated
Engine stop buttons stuck
WSP MCB tripped
Automatic fire system tripped

Question 6

What could cause the engine stop light to illuminate with all engines running?

Answer 6

Alternator failure
Starter motor lockout defective