DOOR FAULTS Flashcards
On what unit would you find:
- PERV?
- PERH?
- B92
- B2007
Would ADC be lost if PERV has been pulled and doors are still in contact?
NO
List 2 ways you can carry out DOOR ENABLING TROUBLESHOOTING
- Check correct train positioning on Docking Board
- Verify door activation status in other carriages
If you overshoot docking board, what must you do?
- Contact control and await for instructions
- Select E/S with permission and dock correctly if within platform
- If not in confines of platform, with permission change ends, select E/S, dock correctly and enable doors platform side
What can you do if you stop short?
Select ATP MANUAL with prior permission
What are your initial steps if NO ADC at a station?
- Re-enable doors
- Make announcements
- Try to do door procedure TWICE
What should you do if after carrying out initial steps to solve ADC, the issue hasn’t been fixed?
- If NO ADC, check PTI for visible obstructions
- If obstruction seen, place inhibit, walk to door, remove obstruction, notify Control and log
2A. If no obstruction, inform control about ADC issue - Control may ask to check all doors - walk along platform and press door push button in each door
- Monitor ODI on B92 and B2007
- ON B92 PUSH BUTTON IS INACTIVE IF DOORS ARE NOT FULLY CLOSED
- ON B2007 CHECK HMI FOR FAULTS - If door fault, contact control, door isolation may be requested.
- Tell Control of location, run number, vehicle number, door numbers and nature of fault
- If no issues, close doors
- Control will ask you to check PERV/PERH at each door if ADC issue persists
What happens to your train if you lose ADC between stations?
The Emergency Brakes will apply
How can you find out of a door fault on a B2007?
By Checking the HMI
What are your actions should you lose ADC between stations?
- Report ADC loss to control with full details
- Make announcement to stand clear of doors and not lean on them
- Follow controller instructions and check all doors
- Apply INHIBIT AT DCP and walking through train pushing each door slightly open and allowing it to close
- Verify PERV/PERH status and observe ADC lamp after every door has opened and closed
(IF PERV/PERH HAS BEEN ACTIVATED FOLLOW CONTROLLER INSTRUCTIONS)
- Allow train to continue if ADC has been acquired
- Contact Control if set of doors has been found OPEN and follow instructions
7A. Contact Control if doors are CLOSED but no ADC, follow instructions and update notebook
Define DOOR IRREGULARITIES
They are faults related to door safety system that happen in AUTO/ATP caused by circuits or train related issues
Give 2 examples of doors irregularities
- Enabling doors non platform side between stations
- Trains moving with open doors
What happens to trains who are subject to a door irregularity and why?
These are immediately taken out of service and moved to depot for investigation, this is because they can significantly cause risk to customer safety
How would you deal with a DOOR IRREGULARITY
And what will be your actions post event?
- Apply INHIBIT if train moved with open doors
- Contact control using emergency channel
- Provide detail information about the irregularity
- Follow Controller instructions
- Prioritise customer safety
- Control may ask you to isolate doors non platform side
- Prepare and submit IRF due to irregularity
2.. Attend de-brief with Rolling Stock technician
What are reasons for door isolation?
- Door stuck open
- Door stuck closed
- Slow Door Closing
- Not enabling doors
- Controller Request
- Air leak B92 door
- Obstructed doors not resetting on B2007
Name 5 restrictions with regards to DOOR ISOLATION
You can’t
- Isolate crew access doors
- Front and rear doors open at SDO stations
- Not more than 1 door per side of the carriage can be isolated
- Never isolate on the move
- Never isolate doors non-platform side
Narrate the door isolation procedure for a B92 that has doors stuck open
- Report faulty doors (Radio and Run number, location, vehicle number, door number both good and faulty and nature of fault —> request instruction + permission
- Update notebook
- Open nominated good doors and apply Inhibit
- Clear area of faulty door and open Header Panel with carriage key
- Operate DIC to vertical position
- Pull doors closed and ensured securely closed
- Operating locking block bar correctly
- Check to ensure doors are secured
- DIC back to horizontal
- Pull doors to check DIC reinstated correctly
- Notify Control, also update that push button light have extinguished
- Depart train from good set of doors
- Apply “doors not in use” stickers
- Update notebook
Narrate door isolation procedure for a set of stuck open doors for a B2007
- Report faulty doors (Radio and Run number, location, vehicle number, door number both good and faulty and nature of fault —> request instruction + permission
- Update notebook
- Open nominated good doors and apply Inhibit
- Clear area of faulty door and open Header Panel with carriage key
- Close affected doors until full shut - if door issue they will re-open
- With permission operate S6/EIS switch to Off position
- Pull doors together until full closed
- Operate locking bar with carriage key and observe halo lights extinguished at doors
- Carry out pull door check - max gap 50mm
- Close header panel and make your way to HMI to ensure fault has been recorded
- Notify control and give full details of isolation process
- Depart train from good set of doors
- Apply “door not in use” stickers on affected doors
- Update notebook
Control may ask you you carry out a reset first on that set of doors prior to isolation
- Apply inhibit at affected doors
- With permission from Control, operate S6 switch to off position after opening header panel with carriage key
- Wait 5 seconds
- Reset S6 switch back to ON
- Observe doors close automatically and close panel
How do you carry out a door reset/recycle on B2007
- CONTROL REQUEST
- APPLY INHIBIT AT AFFECTED DOORS
- OPEN HEADER PANEL
- SWITCH EIS/S6 TO OFF POSITION
- WAIT 5 SECONDS
- SWITCH EIS/S6 TO ON POSITION
- STAND CLEAR OF THE CLOSING DOORS
- REPLACE HEADER PANEL CORRECTLY
- ADVISE CONTROL AND LOG
