Faults - Generic

Question 1

When would a driver contact the PD help desk?

Answer 1

-Assistance with fault finding
-PAE from a signal reverting to stop
-Train fault that impacts running of train
-driver error that affects train running

Question 2

What part of the TMM are provided by Train Control?

Answer 2

Fault category
Fault reference number

Question 3

What are the categories of faults? How long can a train stay in service with each type of fault?

Answer 3

Maintenance fault - 90 days
Serious fault - end of day
Critical fault - out of service ASAP

Question 4

When is the fault warning notice used?

Answer 4

When a fault occurs that impacts a safety critical component, such as:
- bogie isolated
- air bag deflated
- lateral sway fault
- red EC/yellow TECHAV isolated in end motor
- doors isolated

Question 5

How are FWN’s placed in the defective train?

Answer 5

Yellow copies are placed in both end motors
Copies are moved if the train is divided
Fault warning stickers are used if speed restriction is applied

Question 6

What are the main indications that a whistle is defective/faulty? What is a general fix for each issue?

Answer 6

Sounding continuously
- rapid lever operation; isolate whistle
Not sounding
- rapid lever operation; inspect whistle cocks/circuit breakers
Tone too low
- submit TMM, can still run as normal

Question 7

How is a train operated when a whistle fails in service?

Answer 7

• departing from platforms; driver must check along the train after closing doors before departing, reopen doors for people approaching doors
• travel at reduced speed; must not exceed 15km/h in yards, stations or near line side workers
• approaching level crossing/workers; headlight high/low or hazards

Question 8

What are the procedures for operating with faulty headlights?

Answer 8

One faulty headlight:
- no restrictions, submit TMM
Both faulty, daylight hours:
- no restrictions, but max 50km/h in MURL and tunnels
Both faulty, darkness (critical fault):
- max 50km/h between stations/crossing loops
- max 15km/h over crossings, through yards/stations
- frequent whistle usage

Question 9

What is the procedure for a locked axle/wheel?

Answer 9

• Max of 5km/h with skidding wheel
• Train cannot be moved if lead wheel/axle is jammed (return to rear/rescue from lead)

Question 10

What is the procedure for isolated bogies?

Answer 10

> 80% bogies:
- cut speed by 10km/h, minimum reduction of 60km/h
- can remain in service
50%-80% bogies:
- extreme caution
- detrain passengers, can be driven to siding
<50% bogies:
- train disabled