HCMT Faults

Question 1

Which level of alert required immediate attention?

Answer 1

Level 1

Question 2

Which BPS causes the safety system fault light to illuminate? (4)

Answer 2

• Traction Interlock
• Zero Speed
• Trip
• Driver Safety Device

Question 3

What brake must be used on a Comeng on non-electrical rescue with another train?

Answer 3

Air brake

Question 4

When safety system acknowledge button is active, in what intervals must it be pressed to avoid emy brake application?

Answer 4

30s

Question 5

When performing a ‘Hard stable’ how long does a driver hold the start up button for?

Answer 5

7 seconds

Question 6

What is the purpose of the traction interlock BPS?

Answer 6

To obtain traction power if there is a fault on the door status loop circuit

Question 7

What BPS does a driver use with a fault with the hand and foot pilot valve?

Answer 7

Driver safety device

Question 8

MR pressure switch is used when coupled to which EMU?

Answer 8

Comeng

Question 9

True or False
The trip bypass must be operated if the trip has been isolated?

Answer 9

True

Question 10

True or false
When the recovery switch is operated the HCMT automatically matches the MR pressure of the attached train?

Answer 10

True

Question 11

In the event of a pulse switch module, which BPS needs to be operated?

Answer 11

Get home mode

Question 12

What’s position 3 of the recovery switch?

Answer 12

Pulled

Question 13

What’s position 3 of the recovery switch?

Answer 13

Pulled

Question 14

What’s position 2 of the recovery switch?

Answer 14

Pulling other train

Question 15

Which BPS if operated requires you to detrain passengers if operated?
(5 answers)

Answer 15

• MR Pressure Switch
• Traction Interlock
• zero speed
• trip
• drivers safety device

Question 16

3 main electrical faults?

Answer 16

• Circuit breakers
• Traction
• Auxiliary Power

Question 17

Which system monitors the status of the position of the CBs?

Answer 17

eTIS

Question 18

When conducting a recovery procedure the HCS must be isolated?

Answer 18

Yes

Question 19

Max amount of times a driver can re-set a CB?

Answer 19

Twice

Question 20

At what BP pressure will the EMy brakes apply when in recovery mode

Answer 20

300kpa

Question 21

Which of the follow are considered single point failure CBs?
(4 answers)

Answer 21

• Cab activation
• brake control supply
• emy brake loop supply
• traction control

Question 22

True or False
If the single point CBs cannot be re-set the train needs to be declared disabled?

Answer 22

True

Question 23

If the driver is presented with a traction and or aux fault, which button should a driver press to rectify the fault?

Answer 23

TCU/ACU reset

Question 24

What is the most likely cause of the traction and aux power failing simultaneously?

Answer 24

HSCB tripping

Question 25

What the functions of the towing unit?

Answer 25

It's for the HCMT brake control to interface with other rolling stock via a traditional brake pipe connection It reads and writes BP signals

Question 26

The HCMT is fitted with a continuous brake pipe?

Answer 26

No

Question 27

**True or False** Most electrical system will self isolate?

Answer 27

True

Question 28

Where is the uncouple button located?

Answer 28

OJT panel

Question 29

When on the mainline, what needs to be met for a hard stable?

Answer 29

• Being on a platform • Protected by a home signal • Not fouling level crossings • TC permission

Question 30

How will an defective door, open or close, be shown on the screen?

Answer 30

Red

Question 31

How will an isolated door be shown?

Answer 31

Yellow

Question 32

How many times will an obstructed door attempt to close before returning to the open position?

Answer 32

4

Question 33

Which scenarios will prevent a driver from obtaining traction? (3 answers)

Answer 33

• Obstructed door • Trailing cab left open • External EAD

Question 34

**True or False** If a bulkhead door cannot be closed, the driver must operate the traction interlock BPS to obtain traction?

Answer 34

False

Question 35

If an internal emy release door is in stage 1 when stationary, how long before it could be open by a passenger?

Answer 35

20 seconds

Question 36

After pressing the DER inhibit for door activation how long is it inhibited for?

Answer 36

120 seconds

Question 37

How long does the cab EAD override inhibit the doors from releasing?

Answer 37

5 min

Question 38

What are the drivers duties when isolating an affected door?

Answer 38

Tri key into mechanical isolation hole, rotate key in isolate position, observe the door indication lamp is illuminated red, push saloon door open button to confirm its lock, sticker

Question 39

If an external saloon emy access device (EAD) has been operated, traction power is available?

Answer 39

No

Question 40

What are the drivers duty when re-setting the DER?

Answer 40

• Release platform side doors • Make PA • Press DER INHIBIT button (if DER activated off-side), to extend timer one last time before exiting cab • Log a TEC • Conduct Full Cab Unattended • Locate door • Once affected door has been located: - Check DER handle clear of obstruction - Remove obstruction (if required) - Return DER handle to upright position and close flap

Question 41

After an external saloon emy access device (EAD) has been activation, manually closing the doors will auto reset the eTIS?

Answer 41

Yes

Question 42

If an open external saloon emy access device (EAD) cover is not assessable on the platform side, it should be left open and closed on the next available station stop on the correct platform side?

Answer 42

Yes

Question 43

How long must the external cab emy access device (EAD) be pressed before the cab door releases?

Answer 43

10 seconds

Question 44

**True or False** If there is a substandard beacon read, any doors that are not identified to be on the platform will remain grey and be inhibited from opening?

Answer 44

True

Question 45

What are the steps of the ASDC override procedure?

Answer 45

• PA • SDU to check doors • Identify correct platform side by opening cab door • Press ASDC override button and select cars to release • Press door release for platform side • Report fault and lost time to Metrol

Question 46

Which isolating cock should be used to pneumatically isolate a panto?

Answer 46

Saloon area isolating cock (U12)

Question 47

What are the drivers duties if presented with a brake disc over temperature warning TMS alert?

Answer 47

Operate at low speed, submit TMM

Question 48

Physical signs of brake faults include?

Answer 48

• Smoke • Retardation • Smell • Passenger report

Question 49

When safe to do so what is the drivers duties if presented with a dragging brake bogie car XXX TMS alert?

Answer 49

• Main status screen on page 2 on the HMI to observe brake cylinder pressure • MC to coast • Observe brake cylinder pressure to below 20KPA • MC to max brake and back to coast • Repeat fanning the brakes • Observe brake cylinder pressure to ensure sticking brake has released

Question 50

**True or False** If sticking brake does not release, it must be isolated?

Answer 50

True

Question 51

If an individual bogie must be isolated, which isolating cock would the driver operate?

Answer 51

The one outside in the BCU

Question 52

**True or False** If both bogies on a Tc car require isolation, the train must be declared disabled?

Answer 52

True

Question 53

**True or False** There is no requirement to isolate the park brake when isolating EP friction brakes?

Answer 53

False

Question 54

What indications would a driver get if there is a leak or rupture of 1 or more airbags?

Answer 54

Flat airbag tile illuminated, TMS

Question 55

Where are the air suspension isolating cocks?

Answer 55

B side, end 2

Question 56

Whats the max speed with defalted airbags?

Answer 56

40km/h

Question 57

**True or False** If the driver is required to isolate the air suspension, both bogie 1 and 2 isolating cocks must be operated?

Answer 57

True

Question 58

If the lead Tc car main res reads 999kpa and the trailing Tc reads 510kpa where is the leak?

Answer 58

The trailing Tc

Question 59

**True or False** Is there is a MR failure in the Tc car the train is unbraked?

Answer 59

True

Question 60

What Equipment is lost with a MR failure in a Tc Car? (8 answers)

Answer 60

Trip – loss of function Holding Brake – loss on Tc car Emergency Brakes – Loss on Tc car Friction Brakes – loss of service brake on Tc car Sanders – affected car Horn - inoperative Air Suspension – 40km restriction Drivers & OJT seat – no suspension THE-F-SHAD

Question 61

Where are the MR end/through cocks?

Answer 61

B side, 1 end and 2 end of every car

Question 62

In the event of a MR fault on a Tc car which equipment must be isolated?

Answer 62

• MR • Air compressor • Trip

Question 63

In the event of a MR fault in a DMp car which equipment must be isolated?

Answer 63

• MR • Park Brakes

Question 64

**True or False** With MR failure on a DMp, the panto may remain raise due to the operation of the Aux compressor?

Answer 64

True

Question 65

What equipment is lost with a MR failure in a Mp Car? (7 answers)

Answer 65

• Traction Motors – lost of ED brakes • APS (Auxiliary Power Supply) in Tc Car (variable) depending on the position on the Mp in the consist • Pantographs – no 1500v DC • Friction Brakes – on affected car • Air Suspension – 40kms • Park Brakes – remain in APPLIED position • Sanders – affected car TAP-FAPS

Question 66

What equipment is lost with a MR failure in the centre Trailer car (DT)? (4 answers)

Answer 66

• Friction brakes – on affected car • Air suspension – 40km speed restriction • Park Brakes – remain in APPLIED position • Sanders – on affected car FAPS

Question 67

**True or False** There is no electrical connection on a HCMT coupler?

Answer 67

True

Question 68

Where is the transition coupler located?

Answer 68

Tc car