Siemens Cab Equipment Flashcards
Do we test the Vigilance key switch ?
No we just ensure it is in the normal position
What components make up the Master Controller panel?
Master key switch - on/ off
Master Selector switch - FWD / Neutral/ REV /
set speed
Master Controller handle - EMY
Braking Zone (B6-B1)
0 (COAST)
DRIVE (D1 - D7)
What position must the Master Controller be in to use the selector switch?
B6
When master key switch is on what is not able to be operated?
Train stable button
Do the pantos automatically raise when cab is activated?
No
We must press the panto up button
(Wait for beeps to stop first once you activate cab)
Is the Master selector switch a reverser?
No but it has the same functions
In what position must the master selector switch be in to be able to move the master controller out of the B 6 position?
Any position EXCEPT Neutral
How do you set back?
With the train in REVERSE position
When would we put the train in Neutral position?
When at a signal at danger
Cab unattended
Cab deactivated
(B6, neutral, key out)
What colour will the marker lights be when train is placed to neutral?
They will go from white to RED
What will happen if speed exceeds 125km/ h?
EMERGENCY BRAKE APPLIES
When in Forward will headlights & marker lights automatically turn on?
If so what colour?
Yes
White
What is the limit on the set speed on the master selector switch?
6km / h
Max is 8 (overspeed will activate when powering)
What is set speed used for?
Slow powering : going through a wash
Coupling
Driving through a maintenance facility
What must we be aware of on set speed?
No holding brake it cuts out automatically
Train can roll back if not powering
When using go from B1 straight to set speed- do not go from B1 to coast then set speed (can roll back)
What position of MC and selector switch to remove or operate the controller key?
Selector switch - neutral
MC in B6
What type of brake is EMERGENCY?
Pneumatic
Electric
Mechanical?
Pneumatic friction brake only
(ED and traction power are automatically isolated)
What are the headlight switch positions?
Auto
Low
High
Normally in auto
How do we know another cab is is active on the train?
Another Cab active indicator is illuminated red
When does the camera operate?
When train is stationary or moving?
When train is stationary
Which doors does door inhibit button override?
Auto close feature on doors 1 & 4 on that car
To assist with special needs passengers
Press blue door close button will turn off the override
What happened when a DER is activated?
The DER will activate RED
Audible tone
Flashing blue door close light
CCTV will come up automatically
What position must MC be in to be able to reset trip?
Coast
When does the uncouple button illuminate steady red?
When cab is in the coupled position to adjoining unit
When does the uncouple button start to flash red ??
Indicating that Low Main Res pressure is present (when Main Res pressure drops below operating range)
Actually its 750 kPa
Pg 35
How do we perform a VICERS test?
Hold in the blue Vicers test button for 2 seconds on the drivers Instrument panel
On the duplex gauge what are the two indicators
Main Res pressure RED
Brake Cylinder pressure WHITE
Where is VICERS repeater light?
Its blue
On instrument panel at eye level
What is the delay from when we push the train stable button for pantos to lower?
30 seconds approximately
How long does it take for the train to stable after pushing stable button?
45 seconds
- Key must be out to stable
Cab heater switch positions?
(Same as cab fan switch)
Off
Low
Med
High
Desk spot light switch positions?
Off / on
How many cab lights are there in the ceiling?
2
B side acts as an emergency in case there is a loss of power
What indicator do we have if E.S.B is activated (pushed in)?
The E.S. Active indicator light illuminates red
What will happen if the park brake is applied while the speed of the train is above 5 km/h?
Safety loop de-energises and EMY brake will apply
MAD button when does it flash ?
Every 30 seconds
Button flashes yellow
When in Neutral what colour are marker lights?
When in forward?
Neutral- RED
Forward - White
What pos wiper washer switch?
Off
Intermittent
Slow
Fast
When does the YELLOW trip indicator light up?
When the trip is lowered
(Regardless if set or not)
Safety loop light is illuminated on fault panel means?
Emergency brake is applied
What could be a possible cause of a maintenance fault indicator ?
Defective or Isolated systems such as:
PSST CBH
- traction system
- static inverter (one only per T car)
- saloon door (auto. Iso’d by DCU)
- brake hasn’t released on a unit (NOT SPB)
- HVAC
- PA (most common)
- CCTV (most common)
Reduced Performance fault indicator causes?
Problem may be occurring or has occurred (one of more driving motors is not powering on traction system)
If a faulty door has been isolated what will extinguish?
Door system Indicator light
(If it auto isolates when door is closed there wont be a fault light at all to begin with. The black button on the door itself will have ‘door not in use’ illuminated instead).
What does the Compressor Fault indicator tell us when illuminated?
That main res pressure has dropped below the pressure switch setting (not a fault)
When will aTraction System local fault light illuminate?
When the traction system on the local motor has a serious defect OR
Train stable, HSCB, Light Control MCB has tripped
When does Brake Cut out light turn on?
When one or more bogies have been isolated
When does Safety System Isolation light up?
When a Bypass key switch has been operated on the train
What does 1st or 2nd unit indicate when lit?
Fault is on 1st or 2nd unit
When would we need to operate the HVAC on/off switch?
If there is a track side fire we turn off HVAC to stop smoke from entering train
When does brake pipe mode indicator flash?
When the Bp mode key switch has been operated for a rescue
(It flashes in every driving cab)
When will Electric brake inhibit flash?
When ED is cut out due to wheel slip or when pressed for testing pneumatic friction brake. Operation isolates ED for 5 mins
How can we restart ED when electric brake Inhibit button is pressed/ operated before 5 min time out?
But MC back into coast
What is usually the cause of an illuminated indicator on the fault panel?
Fault or Isolation of the item referred to, or item is currently in operation
If Panto CONTROL MCB is tripped what is isolated?
The COMMAND therefore we cannot use Panto up button to raise from THAT cab
If tripped we mist raise pantos from a different cab.
The panto up may also display wrong indication
What will happens if Panto MOTOR MCB is tripped?
Local panto cannot be raised or lowered
It can be lowered or raised manually
It isolates local panto after you have lowered all pantos first.
What will happen if cab train manned MCB is tripped?
That can will become inactive and safety loop will open.
Can only drive from another cab
What will happen if DC-DC Inverter, PA, PI Displays MCB IS TRIPPED?
These will not function:
Fault panel
Radio panel
Speedo
Step light
External/ Internal displays in local M
And one internal display in Trailer ,
Wont work
What won’t function when DC-DC Inverter, Front light, Wiper (and Horn) MCB is tripped?
Wiper
Washer
Headlights
Marker lights
Horn
(Horn will work only until remaining air is exhausted)
What will happen if the Train stable, HSBC, Light Control MCB is tripped?
The train stable
HSCB
manual saloon lighting switch
wont function in the local driving cab
No traction on that motor
Traction system indicator lights up on that motor
Saloon on / off switch not working
SPB remains in state it is in (not responding to switch) whilst key is in & on
What will happen if the Friction Brake & Monitoring MCB is tripped on an M car
The brake control unit & the 2 brake control modules on the local motor will not function
EMY brake applies
ED will operate
Safety Loop Bypass key must be operated
Holding brake won’t operate
Safety critical
What will happen if the Fault & Train status indicator MCB is tripped?
Fault panel in local cab wont operate
What happened if the SAFETY LOOP MCB trips?
No power to safety loop
EMY brake applies
Cannot be released
Cannot be bypassed
Safety critical
Train must be rescued
Emergency Brake Valves MCB if tripped what occurs?
EMY brake on whole train
Cannot be bypassed
Train must be rescued
Which 2 safety critical MCB’s cannot be bypassed if tripped?
Safety Loop MCB
Emergency Brake Valve MCB
If the Automatic Coupler Control MCB is tripped in the leading motor of unit 2 (leading centre) what will happen?
Emergency brake will apply
Cannot uncouple
If MCB cannot be reset Safety Loop bypass key switch must be operated from lead motor to release EMY brake
What will happen if the Door Control Train Lines MCB is tripped?
Door loop cannot be closed
Doors remain in the state they are in
FDCL
CANNOT BE BYPASSED
Train myst be rescued
What happens if Door Control Power Supply 1-4 MCB trips?
Whichever CB trips, the local control button for that door won’t work.
Can only be closed manually if open.
If the sand heater MCB is tripped is that a critical fault?
Yes
Do drivers touch the OBD MCB?
NEVER
(On board diagnostic)
What are the other 2 circuit breakers located in the panel behind the fire extinguisher?
GPO
TRIP COCK DEVICE
If the Instruments Illumination MCB is tripped what will happen?
Speedo
Audio panel
Step lights
Do not work On Local motor
How and when can trip be bypassed ?
When trip is defective use the trip cock bypass key switch (raise trip)
How do we set up to run on secondary circuit?
Isolate safety loop or trip cock key isolation switches
Must also isolate VICERS (MAD button will replace the VICERS button)
How long does the deadmans test switch work for?
60 seconds
What are the positions of the Brake Pipe Mode Switch?
0 - normal
1 - pushed by other train
2 - pulling other train
3 - pulled by other train
4 - pushing other train
What will happen if shut down delay MCB is tripped? (T car MCB panel )
The train won’t stable
….as pantos won’t lower on that unit
SIVS won’t shut down
Lights remain on
Other cars stable as normal
What happens if SIV Monitoring PLC MCB is tripped (door 2 of T car panel)
Both SIVS won’t work
Critical fault light on fault panel
What happens if HVAC manual control MCB is tripped? (T car MCB panel)
HVACs remain in the state they are in
What will happen if the Friction Brake & Monitoring MCB in T car trips?
The BCU & both modules on the T car will not function
EMY brake applies
Must use Safety loop bypass key switch in lead cab
EMY brake only available in T car
What happens if COMPRESSOR MCB trips in T car panel?
Compressor wont work
What happens if Monitoring T car MCB trips (T car panel)?
Fault panel wont work properly (incorrect indications)
What happens if Saloon lights control MCB trips (t car panel)?
Only EMY lighting operates
What happens if EMY lighting MCB trips ? ( t car panel)
Only T car EMY lights won’t work
What happens if HVAC 1 or HVAC 2 MCB on t car panel is tripped?
That particular HVAC and EMY ventilation on the T car wont function
What happens if HVAC manual control MCB is tripped (t car panel)?
The on/ off switch wont work HVACs will shut down
If Door Control T car MCB trips what happens?
Door loop cant be closed
If Door Control Power Supply 1 - 4 MCB is tripped (t car panel)?
That door won’t open / close.
Can be closed manually if stuck in open pos.
