Cab And Saloon Equipment Flashcards
What 2 position does the low pressure flag have
Raise- STOP flag display
Lowered - STOP flag not displayed
What is a Low pressure flag
Warning device with an audible and visual warning
Low pressure flag can give 3 warning, name them
-Pressure in the main res is below 500kPA
- EP brake is inoperative due to failure or isolation of the power supply Lock Out Magnet Valve
- Brake Valve Isolating Cock and Switch is closed
When will the LP flag not be visible (2 answers)
-Pressure in main reservoir is safe
-Electro- magnet valve is energised
How do you isolate LP flags
Turn EP MR isolate cock in panel near park brake
Name the 6 cocks in the picture below
From top:
Panto EP isolate
MA EP isolate
Trip Gear Isolate
BP Sensor Isolate ( maintenance)
Panto and MA Isolate (maintenance)
EP MR Isolate
What equipment is shown in the picture below
Low pressure flag ( LP flag)
What happens if the power supply to the EP brake system fails or the EP circuit breaker trips?
The magnet valve will be de- energised and exhaust air supply to LP flag to atmosphere.
It will produce and audible warning and cause the flag to rise vertically
It will alert the driver that the EP brake is no longer operational and the train must be controlled by the air brake
How do you isolate the LP flag?
Turn the EP MR isolating cock to the vertical position
This will no longer monitor main res pressure
What does the couple button do?
De-energises the self-centring device so the coupler can be aligned manually (used in curved sidings)
Where is the compressed air to control the Trip latching lever supplied from?
Control reservoir
What does the brake pipe test switch and bell button do?
When the switch is on any bell being pushed will instigate a brake pipe reduction with a distinctive blow of compressed air coming from the cab
What is the traction equipment reset used for?
To reset tripped overloads in the traction system when traction motors fails to power or the Rheostatic brake fails to operate
What are the 4 gauges in front of the driver from left to right?
- Brake cylinder gauge
- Duplex gauge- Red needle (main res), white needle (Brake pipe)
- Speedo
- Ammeter, indicates electrical current in the traction motors during power or rheo brake
When is the Control Governor Bypass used?
When Red EC cock is isolated it allows train to be operated with primary safety system isolated
How long should you press the saloon door control buttons?
Minimum of 2 seconds
What does the saftey system isolation light indicate?
Door loop system bypassed and allows power when flashing door closed light is operating
Where is the second light for the safety system isolation?
Next to the door loop bypass key switch in the A side van area of a motor car
When is the battery charger fault light lit?
When there is a fault for the battery backup for the PA system
When is the line switch light lit?
Fault with the power supply to the traction motors or line breaker case
What three things can an air conditioner fault light tell you?
Off- Air con works
Steady- One air con has failed in at least one carriage
Flashing- Two air con’s have failed in the one carriage
What does the Wheel slip light indicate?
If illuminated when stationary it indicates fault with wheel slip system on train
Light may be steady or flashing depending on Scenario
What does the park brake light indicate?
Park brake is applied on train
What does the “This Car” light indicate?
Indicates if the the other fault or status light applies to the car your in
What other thing could the Marker light switch be used for?
To reset the emergency maker lights timer and PA system
After how long will the emergency marker light flash to tell you it needs to be reset?
1 hour and 45 min
If the marker light switch is in the auto position what will happen when the train lines pano down button is pressed?
Stabling door indicator will flash for 15 min
At the end of the 15 min both the indicator and marker lights will switch off
If the marker lights switch is in the RED or WHITE position what will happen when the train line pano down button is pressed?
• Marker lights will remain in set position for 2 hours
• Stabling light will illuminate and remain steady for 1 hour and 45 min
• After 1 hour and 45 the stabling light indicator will flash for 15 min
• At the end of 1 min both the indicator and marker lights will switch off
When stabling the train what position must the marker light switch be in the LM and TM?
Auto position
During a loss of overhead or other situations where lights are required at front of train what must you do?
Turn marker light switch to the WHITE position
What are the 4 positions of the reverser?
Off
Forward
Neutral
Reverse
What are the 4 powering and 1 non powering option on the master controller?
Notch 0 coast
Notch 1 Shunt
Notch 2 Series
Notch 3 Parallel
Notch 4 Weak Fields
Notch 2 and 3 provide a low acceleration mode to prevent slipping on wet rail surfaces
What will happen when the reverser is placed to FORWARD or REVERSE and the master controller handle or foot pilot valve is not set?
It will cause the emergency brakes to apply
How do you release the train lined Park Brake?
Reverser place in forward, neutral or reverse
Green park brakes off button is pressed for 5 seconds
How do you apply Train lined park brake?
Illuminated red park brake button must be pressed for ** 5 seconds**
Placing the reverser to neutral will activate the train lines spring park brake after how many seconds?
60 seconds
How long does the saloon lights buttons need to be pressed?
5 seconds
When active what will the MAD button do?
Flash a slow yellow lights and auditable beep at approx 10 second Intervals
When may the Driver be required to place the LSM isolating switch to OFF?
(4 answers)
• Pantographs will not raise or remain raised
• Motor alternator will not start
• Pantographs lower for no apparent reason
• EP circuit breaker trips continually.
What are the cab area isolating switches?
Pantograph iso switch
Rheostatic brake iso switch
Auxiliary iso switch
What does the uncouple isolating cock do?
Isolates the uncouple push buttons
What does the whistle isolation cock do?
Isolates the flow of main res air to the whistle and prevents it from operating
Do we touch the VICERS whistle isolation cock?
NO
What does the BVICS control the flow of?
(4 answers)
- Main reservoir air to the automatic air brake valves and into the Brake Pipe through the Brake Controller.
- Electrical current to the EP and rheostatic brake selector switches in the brake controller
- Electrical current to the low-pressure flag and lock-out magnet valve
- Electrical current to the door monitoring circuits for the blue door closed lights.
What does the EP brake circuit breaker do?
De-energises the lockout magnet valve and cause the auto air brake to become active
The EP and Rheo brake won’t operate
What Vaults does the DC supply circuit breaker run off?
110v DC
Only one needs to be set for the train to remain in service if all are tripped the train will fail
What does the Control circuit breaker protect? (6 answers)
- Control circuit Reverser
- Master controller
- Rheo brake
- Pano raise and lower
- Traction overload reset
- Control Governor
If tripped in leading motor train will fail, if tripped in a rear motor car train will have constant blue flashing door closed light
What does the Auxiliary control circuit breaker protect?
(8 answers)
- Bell
- Auxiliary Start
- Doors Release and close
- Saloon lights on and off
- Couple and uncouple
- Air con #1 control
- Local Rheo brake
- Scharfenberg self centring
What happens when the compressor Governor Circut breaker trips?
Compressor Governor will no longer monitor main res pressure in that motor car
What happens if the Marker and Panel lights circuit breaker trips?
Where train lines park brakes are fitted no indication will be displayed throughout the train that the park brake is applied on that motor car
What does the traction motor cut out switch do?
Isolates traction motors for the car it is on
The traction motors won’t power and the rheo brake won’t operate and all fault lights in relation will extinguish
The controller key is required to isolate what traction motors?
1&2
Or
3&4
What are the Van area isolating cocks?
• Panto EP Valve
• MA EP Valve
• Trip Gear Raise / Lower switch
• BP Sensor
• Panto and MA EP Valves
• EP MR ( stop flag)
What does the Panto EP isolate cock do?
When turned to the vertical position, isolates flow of main res air to the pano valve, it will cause pano to lower and prevents from being remotely raised
What does the Motor alternator Ep isolate cock do in the vertical position?
It prevents the motor alternator from starting via the auxiliary start button in any motor cab
What does the Trip gear isolate cock do in the vertical position?
Isolated flow of control reservoir air to the trip latching lever rendering in ineffective
When isolated the trip will always lower
What does the Brake pipe sensor isolate cock do in the vertical position?
Isolates flow of brake pipe air to the Scharfenberg uncoupling Governor allowing to uncouple regardless of brake pipe pressure
What does the Pantograph storage reservoir Gauge tell you?
How much backup air you have to raise the local pantograph
What does the Pantograph Reservoir Cock do?
Controls passage of main res air to and from the Panto storage reservoir
What is the Pantograph compressor push button and circuit breaker for?
The button tunes on the battery operated compressor which operates for 3 min before turning off
It is used when storage res is below pressure requirements as a Plan C
What does the Pantograph two way cock do in the open position?
Allows air form the battery operated compressor to flow to the pantograph to raise it
Where is the local park brake apply and release buttons?
In the van area, it only applies/releases park brakes on that motor car
What is the Van area safety equipment?
- First aid kit, Full tool kit and, Accessories
The motor which carries this equipment is labeled with a white cross in a green background
The motor without first aid will only carry ETCJC and flags
What three buttons are on the Van area rear wall?
• Saloon doors release
• Saloon doors close
• Bell
Where are the saloon area circuit breakers located?
Above saloon door 3
Saloon lights circuit breakers
Doors circuit breaker
Air con alarm circuit breaker
What components are fitted to the PLC
• Door Chimes
• Secondary release function
- Drivers door indicator lights
• Door delay closing relay
• Foot Pilot Valve
• Door Loop Bypass controls
Shut, Da, Fucking, Doors, Doors, Doors
When will a flashing door light occur when associated with PLC?
When the PLC trips in a trailing carriage
