Siemens Faults - Train Rescue Flashcards
If a Siemens is pushing a disabled Siemens, what needs to be done in the disabled unit for the unit to move?
Trip out the TCU cb in all cabs Key in and on Lower the trip Activate BP mode Selector switch to pushed by another train Reverser in set speed Ensure pilot valve is set Isolate then VICERS
If a Siemens is being pushed by a rescuing Siemens, what needs to be done in the rescuing unit for the unit to move?
Key in and on Turn BP sensor on Selector switch to pushing a train Trip cock lifting device MCB tripped Isolate VICERS Isolate trip cock bypass Run on mad button
In what car is the PA circuit breaker?
DMA
What car is your CCTV in?
DMB
When doing continuity for a disabled train being pushed, who is moving the master controller to indicate brake pressure?
The disabled train
When starting continuity in coast, what brake cylinder pressure should the disabled train and assisting train read?
Disabled train - 0
Assisting - 110kpa
During continuity, why does the disabled train show this holding pressure
The disabled train shows 0kpa due to no holding brake as the TCU MCB are tripped
When the disabled train moves the MC to emergency, what trains safety loop de energises and why?
Disabled train has a safety loop fault light due to the trains not being coupled electrically. The assisting train will have emergency pressure but safety loop will remain intact
If the driver of the assisting train notices brake cylinders are present during a rescue, what is the drivers responsibilities?
Master controller immediately into coast
What is the function of the TU1?
Reads and writes brake pipe during non electrical train rescue
What is on the safety loop when bypassed?
Safety loop MCB Emergency brake valve MCB EMS button Master controller in emergency Master key switch Trip
What is on the entire safety loop?
Safety loop MCB Emergency brake valve MCB EMS button Master controller in emergency Master key switch Deadman’s devices Over speed relay Main res pressure relay BCU major event relay Coupler fault relay Vicers activation relay Door closed relay EMS button in another cab Trip
What must be done after an emergency application during train rescue?
Park brakes must be applied on both cars
