Defective On Train Equipment Flashcards
What options do control have in accordance with the Northern Contingency Plan for DOTE?
D- De-train
R - Re-marshall
F- Fitter
O- Out of Service
R- Reduced speed
C- Competent person
If you experience traction issues, who must you inform and in what order?
Always inform signaller first and then control.
If Control come up with a plan, can they authorise a movement?
No, only the signaller can authorise a movement.
Hot Axle Box
Low grease in wheel bearings causes heat. Test if hot with wax/water/may glow.
Can’t start from depot
Can’t start in service
If HABD activated & checked in 10 mins:
If hot= 10mph to clear line & 5mph over points
If not hot= Proceed as normal & pass HABD in 50 miles. If activated again, do not check but 20mph as precaution
If HABD activated & not checked in 10 mins:
20mph as precaution
If unsafe to move, RST inspection. Do not move until authorised.
1 or more airbag deflated
Isolate air suspension reservoir & deflate all bags on affected vehicle.
Can’t start from depot
Can start in service at max.45mph if pax in affected vehicle
In service, inform signaller immediately, may remain in service at max.45mph if pax in affected vehicle. Line speed if pax moved.
AWS/TPWS
If defective/isolated/seal broken.
Can’t start from depot
Can start in service but affected cab not to be used (eg: buried)
Can only start with affected cab if ECS to repair location:
- Competent person (route)- line speed
- Driving alone- 60mph
- All times in fog- 40mph
In service, inform signaller immediately, out of service at next opportunity & ECS
Complete RT3185 & AWS to be isolated due to not cancelling warnings
Bell Buzzer
Can’t start from depot
Can’t start in service
Can start if ECS to repair location
In service, report to control- may complete current journey or return journey only.
Driver and guard to agree use of hand signals.
If cab-to-cab defective- out of service at first opportunity.
Driving Controls
Can’t start from depot
Can’t start in service
In service, stop and report to signaller. Out of service at next opportunity:
- Assistance from front to remain in service
- WDM with authority to return in direction train came from
- Competent person (route and traction) in leading cab whilst train driven from other than leading cab (max.20mph or max. 5mph if relying on parking brake in leading cab)
DRA
Can start from depot if affected cab not used (buried)
Can start in service with permission from control
In service, report to control- may remain in service but must end day at maintenance depot
DSD
Can start from maintenance depot if affected cab not used (buried)
Can start in service if affected cab not used (buried)
In service, stop and report to signaller:
- Assisted from front (may remain in service)
- WDM with authority to return in direction train came from
If EBS raised in cab with DSD fault, it will not rectify. Won’t be able to drive from this cab.
DVD
Can start from depot if affected cab not used (buried)
Can start in service if affected cab not used (buried)
Can start as ECS to repair location:
- Competent person (PTS trained)- line speed
- Driving alone- 60mph
In service, inform signaller- out of service and then ECS
If both AWS and DVD defective, competent person to be provided before train moves.
EBS on 1 unit only
Can’t start from depot
Can’t start in service
Can only start as ECS to repair location
In service, inform signaller. May continue current journey. Passcoms and emergency brake in rear cab inoperative.
EBS on more than 1 unit
Can’t start from depot
Can’t start in service
Can only start ECS to repair location
In service, inform signaller. May continue current journey with competent person in rear unit. Move pax to front unit (if not possible, out of service & ECS to repair location).
If travelling over areas not TCB, competent person to travel in rear unit in case of division to contact signaller and lay emergency protection. If train divides with EBS in leading cab, TW4 will not apply brakes on driven unit.
GSMR
Can’t start from depot
Can’t start in service
Can only start ECS to repair location with competent person in cab with operative GSMR
In service, report to signaller. May continue current journey if competent person in cab with operative GSMR (guard to remain in cab when not carrying out dispatch & apply emergency brake on hearing emergency call, then inform driver).
GSMR Network Failure
Can start from depot, in service or remain in service with restrictions:
First 4hrs= 100mph
After 4hrs= 60mph