Works Location Date on Date off Class of repair
Doncaster 28/02/61 09/03/61 Acceptance trials
Details of work carried out -New locomotive fitted with the following known components; No.1 engine, (Unknown). No.2 engine, (Unknown) - It is, however, believed that engine 413 was fitted. No.1 bogie, 1001. No.2 bogie, 1002. Boiler, 1494/J2950. Minor collision damage repairs.

Works Location Date on Date off Class of repair
Doncaster 22/06/61 Not recorded Not recorded
Details of work carried out - Engine, 413, removed. (It is not recorded which engine replaced 413, however, the next mention of engines refers to No.1 engine as, 456 and No.2 engine as 457. Whether they were fitted on this visit is unknown.

Works Location Date on Date off Class of repair
Doncaster 09/08/61 11/08/61 Unclassified
Details of work carried out - Shopped for Nos. 1 & 2 exhaust collector tanks fractured. These were both replaced.

Works Location Date on Date off Class of repair
R.S.H. Darlington Not recorded 07/03/62 Not recorded
Details of work carried out - No.1 engine, 456, replaced by 427. No.2 engine, 457, replaced by unrecorded engine.

Works Location Date on Date off Class of repair
Doncaster 07/03/62 10/03/62 General
Details of work carried out - No.1 bogie, 1001, replaced by 1049. No.2 bogie, 1002, replaced by 1050. Boiler, 1494/J2950 was overhauled. The body had a six monthly exam and at No.2 end a new driver's side demister window was fitted.

Works Location Date on Date off Class of repair
Doncaster 27/04/62 27/04/62 Unclassified
Details of work carried out - Shopped for derailment damage at No.1 end. No.1 bogie, 1049, replaced by 1005. No.2 bogie, 1050, replaced by 1006.

Works Location Date on Date off Class of repair
St. Rollox 01/06/62 02/06/62 Unclassified
Details of work carried out - Bosses and holes for nameplates were drilled and stripped.

Works Location Date on Date off Class of repair
St. Rollox 14/06/62 16/06/62 Unclassified
Details of work carried out - Nameplates fitted.

Works Location Date on Date off Class of repair
Doncaster 26/09/62 28/09/62 Light
Details of work carried out - Shopped with flashover damage to all traction motors and 'Vee' rings to retape. No.1 bogie, 1005, replaced by 1007. No.2 bogie, 1006, replaced by 1008. Both replacement bogies had been modified with stiffening plates. The body was given a six monthly exam. All traction equipment accessories including control cubicles and cable runs were overhauled. The following modifications were carried out - Exhaust pipe bellows fitted; Drawgear mod; Driver's brake valve mod. The locomotive's mileage is recorded as 184,000 miles since new.

Works Location Date on Date off Class of repair
Doncaster 19/12/62 11/01/63 General
Details of work carried out - No.1 engine, 427, replaced by 441 due to a suspected fractured cylinder liner. No.2 engine, unknown, replaced by 449. No.1 bogie, 1007, replaced by 1045. No.2 bogie, 1008, replaced by 1046. Boiler, 1494/J2950, replaced by 5087/J3238. The body was given an annual repair. The following modifications were carried out - Radiator fan grills; Lubricating oil and water sampling cocks; Bracket to compressor outlet pipe; Additional exhaust pipe filter; Exhaust tank drain pipes fitted to both power units. The locomotive mileage is recorded as 213,990 miles since new.

Works Location Date on Date off Class of repair
Doncaster 18/01/63 23/01/63 Unclassified
Details of work carried out - No.2 engine, 449, had 'B' side coolant radiator replaced. The coolant pipe test cock boss was welded.

Works Location Date on Date off Class of repair
Doncaster 14/07/63 15/07/63 Unclassified
Details of work carried out - No.2 exhauster was replaced and No.2 engine, 449, had a new primary fan shaft fitted.

Works Location Date on Date off Class of repair
Doncaster 29/07/63 03/08/63 Light
Details of work carried out - No.1 bogie, 1045, replaced by 1025. No.2 bogie, 1046, replaced by 1018. Boiler, 5087/J3238, replaced by 5098/J3249. No.1 engine, 441, had a secondary fan shaft fitted. The following modifications were carried out - Air supply and caustic injection to boiler feed water; Brake hanger rubbing bracket gussets.

Works Location Date on Date off Class of repair
Doncaster 02/10/63 05/10/63 Unclassified
Details of work carried out - Shopped with traction motor flashover damage. No.1 bogie, 1025, replaced by 1011. No.2 bogie, 1018, replaced by 1012.

Works Location Date on Date off Class of repair
Doncaster 15/10/63 16/10/63 Unclassified
Details of work carried out - No.1 engine, 441, replaced by 442 due to unknown defect.

Works Location Date on Date off Class of repair
Doncaster 13/11/63 14/11/63 Unclassified
Details of work carried out - Shopped for completion of boiler modifications. Fuel tanks were overhauled and lagged. Water treatment tank filler and overflow pipes were re-routed.

Works Location Date on Date off Class of repair
Doncaster 28/11/63 17/12/63 General
Details of work carried out - No.1 engine, 442, replaced by 430. No.2 engine, 449, replaced by 413. No.1 bogie, 1011, replaced by 1041. No.2 bogie, 1012, replaced by 1042. Boiler, 5098/J3249, replaced by 1486/J2942. The body was given a General repair. The coolant header tank overflow modification was carried out.

Works Location Date on Date off Class of repair
Doncaster 01/06/64 05/06/64 Light
Details of work carried out - No.1 bogie, 1041, replaced by 1005. No.2 bogie, 1042, replaced by 1006.

Works Location Date on Date off Class of repair
Doncaster 02/10/64 03/10/64 Unclassified
Details of work carried out - Shopped for a defect to No.2 main generator. A load check was carried out. No.1 bogie, 1005, and No.2 bogie, 1006 received light attention.

Works Location Date on Date off Class of repair
Doncaster 05/10/64 06/10/64 Unclassified
Details of work carried out - No.2 engine, 430, replaced by 441. No.1 bogie, 1005, and No.2 bogie, 1006 were given "Light" repairs.

Works Location Date on Date off Class of repair
Doncaster 31/10/64 31/10/64 Unclassified
Details of work carried out - No.1 engine, 413, had the fan clutch repaired and gearbox examined. Boiler, 1486/J2942, had a new tube fitted.

Works Location Date on Date off Class of repair
Doncaster 12/11/64 15/11/64 Unclassified
Details of work carried out - No.2 engine, 441, replaced by 419 due to a suspected defective liner seal. No.1 bogie, 1005, and No.2 bogie, 1006 received light attention.

Works Location Date on Date off Class of repair
Doncaster 17/11/64 17/11/64 Unclassified
Details of work carried out - Shopped for bogies to be removed for inspection, locomotive derailed at Leeds City on 15/11/64. Bogie "crabbing" very badly after locomotive re-railed. No.1 bogie, 1005, replaced by 1003. No.2 bogie, 1006, replaced by 1004. All traction motors were replaced.

Works Location Date on Date off Class of repair
Doncaster 26/01/65 14/02/65 General
Details of work carried out - No.1 engine, 413, replaced by 444. No.2 engine, 419, replaced by 445. No.1 bogie, 1003, replaced by 1035. No.2 bogie, 1004, replaced by 1036. Boiler, 1486/J2942, replaced by 1494/J2950. The body was given a General repair and bodyside fractures were grooved and welded. All traction motors were replaced and modifications were carried out to exhauster access door.

Works Location Date on Date off Class of repair
Doncaster 15/04/65 15/04/65 Unclassified
Details of work carried out - Shopped for derailment damage. No.1 bogie, 1035, replaced by 1037. No.2 bogie, 1036, replaced by 1038. All traction motors were replaced.

Works Location Date on Date off Class of repair
Doncaster 27/05/65 29/05/65 Light
Details of work carried out - No.1 bogie, 1037, replaced by 1013. No.2 bogie, 1038, replaced by 1028. Boiler, 1494/J2950, was acid washed, tubes cleaned out and mountings overhauled. The body was given an Unclassified repair including repairs to fractures underneath the generator at both ends. The primary fan shaft was renewed. All traction motors were replaced.

Works Location Date on Date off Class of repair
Doncaster 25/09/65 28/09/65 Modification
Details of work carried out - New bogies fitted. No.1 bogie, 1013, replaced by 9000-25. No.2 bogie, 1028, replaced by 9000-26. Boiler, 1494/J2950, replaced by 1490/J2946. All traction motors were changed and the brakework overhauled.

Works Location Date on Date off Class of repair
Doncaster 15/10/65 15/10/65 Unclassified
Details of work carried out - Adjustments carried out to boiler, 1490/J2946. One new battery cell was fitted.

Works Location Date on Date off Class of repair
Doncaster 30/10/65 30/10/65 Unclassified
Details of work carried out - Adjustments carried out to boiler, 1490/J2946.

Works Location Date on Date off Class of repair
Doncaster 03/11/65 17/11/65 General
Details of work carried out - Shopped with no specific defect. No.1 engine, 444 and No.2 engine, 445, were given Unclassified repairs. No.1 bogie, 9000-25, and No.2 bogie, 9000-26, were given Light repairs. Boiler, 1490/J2946, replaced by 1495/J2951. The body was given a General repair. The following modifications were carried out - Protection bars to EP valves; Fire alarm bell. Oil resisting compound to sand filler ducts and modifications to footstep plate.

Works Location Date on Date off Class of repair
Doncaster 12/01/66 14/01/66 Unclassified
Details of work carried out - Shopped for No.1 engine, 444, to be examined for water leaks. No.2 bogie, 9000-26 had No.5 wheel set changed.

Works Location Date on Date off Class of repair
Doncaster 09/03/66 09/03/66 Unclassified
Details of work carried out - Shopped for burst tubes on boiler, 1495/J2951. No.2 end secondary fan shaft was replaced and defective boiler tubes were repaired.

Works Location Date on Date off Class of repair
Doncaster 24/03/66 30/03/66 Light
Details of work carried out - No.1 engine, 444, had intermittent faults and was given an Unclassified repair. No.2 engine, 445, had 'failed' and was given an Unclassified repair. No.1 bogie, 9000-25, replaced by 9000-31. No.2 bogie, 9000-26, replaced by 9000-32. Boiler, 1495/J2951 was given an Unclassified repair. The body was given an Unclassified repair; all radiators and a defective exhaust silencer were replaced.

Works Location Date on Date off Class of repair
Doncaster 05/05/66 05/05/66 Unclassified
Details of work carried out - Flat batteries were recharged.

Works Location Date on Date off Class of repair
Doncaster 31/05/66 05/06/66 Unclassified
Details of work carried out - No.1 engine, 444, replaced by 417. No.2 engine, 445, replaced by 430. No.1 lubricatuing oil radiators were changed, as was No.2 primary gearbox.

Works Location Date on Date off Class of repair
Doncaster 08/07/66 11/07/66 Unclassified
Details of work carried out - Shopped for No.2 bogie, 9000-32, suspension tube bearing to be examined, not being greased on No.4 axle. The axle was changed, as was No.1 coolant fan.

Works Location Date on Date off Class of repair
Doncaster 21/09/66 23/09/66 Unclassified
Details of work carried out - Shopped for defective axles. All axles were ultrasonically tested and Nos. 4, 5 & 6 tyres were turned.

Works Location Date on Date off Class of repair
Doncaster 01/11/66 02/11/66 Unclassified
Details of work carried out - Shopped for No.2 engine, 430, exhaust silencer tank in roof split approximately 14 inches. Unable to weld without preheating. Both exhaust silencers were replaced.

Works Location Date on Date off Class of repair
Doncaster 08/12/66 15/01/67 General
Details of work carried out - No.1 engine, 417, replaced by 445. No.2 engine, 430, replaced by 457. No.1 bogie, 9000-31 and No.2 bogie, 9000-32 were given Unclassified repairs. Boiler, 1495/J2951, replaced by 4093 (this boiler was never recorded as being carried by any other Deltic, assuming that the quoted serial number is correct. The body was given a General repair, which included repairs to bodywork behind No.2 right hand door.

Works Location Date on Date off Class of repair
Doncaster 20/03/67 22/03/67 Unclassified
Details of work carried out - No.2 engine, 457, replaced by 426 due to con rod adrift. Repairs were carried out to No.1 roof section and lubricating oil radiators were changed.

Works Location Date on Date off Class of repair
Doncaster 04/04/67 07/04/67 Unclassified
Details of work carried out - Shopped for derailment damage. No.1 bogie, 9000-31, No.3 wheel left hand side flange badly cut. Excessive side play on Nos.3 & 1 axle boxes, left hand brake cylinder pipe flattened. Vacuum train pipe damaged at No.1 end. Bogie rubbing pad knocked off right side leading wheel at No.1 end and bogie-rubbing pad damaged left side trailing wheel at No.1 end. All wheelsets on both bogies were changed and derailment damage repaired.

Works Location Date on Date off Class of repair
Doncaster 02/08/67 04/08/67 Unclassified
Details of work carried out - Boiler, 4093, replaced by 5087/J3238.

Works Location Date on Date off Class of repair
Doncaster 15/08/67 18/08/67 Unclassified
Details of work carried out - Shopped for brushes to be renewed on both main generators. No.1 bogie, 9000-31, handbrake chain to adjust, No.2 right hand side rubber sand pipe holed. No.2 bogie, 9000-32, handbrake chain to adjust, No.4 traction motor seal missing. Exhauster stand secured and load regulator cover clip renewed at No.1 end. Both bogies were given Unclassified repairs including the changing of all wheel sets.

Works Location Date on Date off Class of repair
Doncaster 25/09/67 03/11/67 General
Details of work carried out - No.1 engine, 445, replaced by 453. No.2 engine, 426, replaced by 411. No.1 bogie, 9000-31 and No.2 bogie, 9000-32 were given General repairs and refitted. Boiler, 5087/J3238, replaced by 5098/J3249. The body was given a General repair and repainted into blue livery with full yellow nose ends. The locomotive was fitted for dual braking.

Works Location Date on Date off Class of repair
Doncaster 19/11/67 19/11/67 Modification
Details of work carried out - Modification to dual brake pipe work.

Works Location Date on Date off Class of repair
Doncaster 17/12/67 18/12/67 Modification
Details of work carried out - Compressor stand modified.

Works Location Date on Date off Class of repair
Doncaster 13/02/68 16/02/68 Unclassified
Details of work carried out - No.1 engine, 453, replaced by 418 on C.M.& E.E.'s instruction. No.2 engine, 411, replaced by 409 on C.M.& E.E.'s instruction.

Works Location Date on Date off Class of repair
Doncaster 22/03/68 29/03/68 Light
Details of work carried out - No.1 engine, 418, replaced by 412 due to a suspected cracked cylinder liner. No.2 engine, 409, was given an Unclassified repair. No.1 bogie, 9000-31, replaced by 9000-27. No.2 bogie, 9000-32, replaced by 9000-28. Boiler, 5098/J3249, replaced by 1495/J2951. The body was given an Unclassified repair.

Works Location Date on Date off Class of repair
Doncaster 01/05/68 03/05/68 Unclassified
Details of work carried out - No.1 engine, 412, replaced by 416. No.1 main generator breaking brushes, commutator undercut 1/8th inch - distance between segments 1/16th inch plus.

Works Location Date on Date off Class of repair
Doncaster 17/06/68 19/06/68 Unclassified
Details of work carried out - No.2 engine, 409, replaced by 418 due to 'AB' No.3 cylinder and piston defective. Crankcase cover broken by connecting rod.

Works Location Date on Date off Class of repair
Doncaster 18/07/68 23/07/68 Unclassified
Details of work carried out - No.2 engine, 418, replaced by 415 due to con rod through crankcase. No.1 engine, 416, hunting when power applied. Load regulator sluggish. Lubricating oil tank cleaned out and radiators changed.

Works Location Date on Date off Class of repair
Doncaster 05/09/68 13/09/68 Unclassified
Details of work carried out - No.1 engine, 416, replaced by 450. Lubricating oil tank and radiators were removed, flushed out and refitted.

Works Location Date on Date off Class of repair
Doncaster 23/10/68 03/12/68 Intermediate
Details of work carried out - Shopped for all cables in ducting behind right hand door from engine room at No.1 end badly burnt. Casualty occurred on 1A46 on 21/10/68. No.1 engine, 450 and No.2 engine, 415 were given Unclassified repairs. No.1 bogie, 9000-27, replaced by 9000-37. No.2 bogie, 9000-28, replaced by 9000-38. Boiler, 1495/J2951, replaced by 1497/J2953. The body was given an Intermediate repair.

Works Location Date on Date off Class of repair
Doncaster 24/02/69 24/02/69 Unclassified
Details of work carried out - Repairs were carried out to bodyside damage which was filled and part painted and louvres were repaired. No.1 bogie, 9000-37, repairs were carried out to a damaged footstep. No.2 bogie, 9000-38, a damaged footstep and brake cylinders were changed.

Works Location Date on Date off Class of repair
Doncaster 06/03/69 07/03/69 Unclassified
Details of work carried out - No.2 engine, 415, exhaust drum fractured.

Works Location Date on Date off Class of repair
Doncaster 23/04/69 24/04/69 Unclassified
Details of work carried out - No.2 engine, 415, replaced by 431 due to sump full of coolant, suspect fractured liner.

Works Location Date on Date off Class of repair
Doncaster 21/07/69 26/07/69 Light
Details of work carried out - No.1 engine, 450, replaced by 449. No.2 engine, 431, replaced by 415. No.1 bogie, 9000-37, replaced by 9000-5. No.2 bogie, 9000-38, replaced by 9000-6. Boiler, 1497/J2953 was given an Unclassified repair.

Works Location Date on Date off Class of repair
Doncaster 30/12/69 07/01/70 Unclassified
Details of work carried out - Shopped for No.1 cab heater circuit breaker and panel burnt. No.1 traction motor blower was changed and all associated ducting was repaired. The cab heater circuit breaker was changed and burnt wiring was renewed.

Works Location Date on Date off Class of repair
Doncaster 08/01/70 16/01/70 Unclassified
Details of work carried out - No.1 engine, 449, replaced by 453. No.2 engine, 415, replaced by 450. All traction motors were changed.

Works Location Date on Date off Class of repair
Doncaster 16/03/70 10/04/70 Intermediate
Details of work carried out - No.1 engine, 453, was given a Light repair and refitted. No.2 engine, 450, replaced by 457. No.1 bogie, 9000-5 and No.2 bogie, 9000-6, were given General repairs and refitted. Boiler, 1497/J2953, replaced by 5092/J3243. The body was given an Intermediate repair and modified water tanks for extra capacity were fitted.

Works Location Date on Date off Class of repair
Doncaster 10/04/70 13/04/70 Rectification
Details of work carried out - Shopped for flashover damage to both main generators and both bogies. This was rectified.

Works Location Date on Date off Class of repair
Doncaster 31/05/70 03/06/70 Unclassified
Details of work carried out - Shopped for excessive overheating on cables running between No.1 & No.2 cab A.V.R.'s and No.2 A.V.R. throwing solder. This was rectified.

Works Location Date on Date off Class of repair
Stratford D.R.S. 23/07/70 27/07/70 Depot
Details of work carried out - Shopped for collision damage to body and both bogies. This was repaired.

Works Location Date on Date off Class of repair
Doncaster 28/10/70 31/10/70 Unclassified
Details of work carried out - Shopped for No.1 main generator flashover. No.2 engine, 457, replaced by, 435, due to suspect cracked liner. At both ends, coolant pipes in the roof were leaking. No.1 boiler water tank was removed, repaired and refitted, oil leaks were rectified and flashover damage repaired.

Works Location Date on Date off Class of repair
Doncaster 17/11/70 24/12/70 Light
Details of work carried out - No.1 engine, 453, replaced by 406, due to aerating and coolant level switch defective. No.2 engine, 435, was given an Unclassified repair, fitted to 9020 for traffic, removed and then refitted to No.2 end. No.1 bogie, 9000-5, replaced by 9000-43. No.2 bogie, 9000-6, replaced by 9000-44. Boiler, 5092/J3243, was given a General repair. The body was given a Light repair.

Works Location Date on Date off Class of repair
Doncaster 23/01/71 27/01/71 Unclassified
Details of work carried out - No.2 engine, 435, replaced by 412, due to cylinder liner leaks - gas in coolant.

Works Location Date on Date off Class of repair
Doncaster 28/04/71 30/10/71 Intermediate
Details of work carried out - No.1 engine, 406, replaced by 435. No.2 engine, 412, replaced by 420. No.1 bogie, 9000-43, replaced by 9000-39. No.2 bogie, 9000-44, replaced by 9000-40. Boiler, 5092/J3243, replaced by 1486/J2942. The body was given an Intermediate repair. The locomotive was fitted with E.T.H. equipment.

Works Location Date on Date off Class of repair
Doncaster 03/12/71 07/12/71 Unclassified
Details of work carried out - No.2 engine, 420, replaced by 458.

Works Location Date on Date off Class of repair
Doncaster 19/04/72 20/04/72 Unclassified
Details of work carried out - No.1 engine, 435, sill plate leaking oil onto No.3 traction motor. No.3 traction motor interpole to earth. No.3 traction motor was replaced. Both bogies had brakework repaired.

Works Location Date on Date off Class of repair
Doncaster 11/05/72 12/05/72 Unclassified
Details of work carried out - No.3 traction motor replaced due to suspect open circuit.

Works Location Date on Date off Class of repair
Doncaster 23/05/72 24/05/72 Unclassified
Details of work carried out - No.4 traction motor replaced due to wheel slip problems.

Works Location Date on Date off Class of repair
Doncaster 25/07/72 27/07/72 Unclassified
Details of work carried out - No.1 engine, 435, replaced by 416 due to throwing coolant.

Works Location Date on Date off Class of repair
Doncaster 14/08/72 18/08/72 Light
Details of work carried out - No.1 engine, 416, replaced by 433, due to coolant in engine sump. No.2 engine, 458, replaced by 444. No.1 bogie, 9000-39, replaced by 9000-31. No.2 bogie, 9000-40, replaced by 9000-32. Boiler, 1486/J2942, was given an Unclassified repair. The body was given a Light repair.

Works Location Date on Date off Class of repair
Doncaster 01/12/72 05/12/72 Unclassified
Details of work carried out - No.2 engine, 444, replaced by 416, due to being dephased - 'AB' crankshaft out of phase with 'BC'. No.1 end right hand footsteps repaired.

Works Location Date on Date off Class of repair
Doncaster 02/03/73 06/03/73 Unclassified
Details of work carried out - No.2 engine, 416, replaced by 455, due to 'CA' crankcase holed at No.3 position. No.2 end lubricating oil tanks and radiators were removed, cleaned and refitted.

Works Location Date on Date off Class of repair
Doncaster 22/03/73 28/03/73 Unclassified
Details of work carried out - No.1 engine, 433, scavenge blower repaired. No.1 main generator replaced. No.1 traction motor replaced and coolant header tank repaired.

Works Location Date on Date off Class of repair
Doncaster 16/07/73 15/08/73 Intermediate
Details of work carried out - No.1 engine, 433, replaced by 418. No.2 engine, 455, replaced by 426. No.1 bogie, 9000-31 and No.2 bogie, 9000-32 were given standard repairs. Boiler, 1486/J2942, replaced by 5086/J3237. The body was given an Intermediate repair.

Works Location Date on Date off Class of repair
Doncaster 17/08/73 18/08/73 Rectification
Details of work carried out - No.1 engine, 418 and No.2 engine, 426 both received rectification work.

Works Location Date on Date off Class of repair
Doncaster 19/10/73 24/10/73 Unclassified
Details of work carried out - No.1 main generator interpole burnt. No.2 main generator and all traction motors flashed over.

Works Location Date on Date off Class of repair
Doncaster 09/11/73 10/11/73 Unclassified
Details of work carried out - No.1 engine, 418, replaced by 404, due to throwing coolant, suspect fractured liner.

Works Location Date on Date off Class of repair
Doncaster 21/01/74 21/01/74 Modification
Details of work carried out - Earth fault relay modification.

Works Location Date on Date off Class of repair
Doncaster 18/03/74 26/03/74 Unclassified
Details of work carried out - No.1 engine, 404, replaced by 417, due to 'A5' conrod through crankcase.

Works Location Date on Date off Class of repair
Doncaster 09/04/74 10/04/74 Unclassified
Details of work carried out - No.2 engine, 426, throwing oil and heavy breathing; No fault found.

Works Location Date on Date off Class of repair
Doncaster 30/07/74 28/08/74 Light
Details of work carried out - No.1 engine, 417, replaced by 438, due to smoking from 'BC' breather, suspect fractured piston. No.2 engine, 426, replaced by 415. No.1 bogie, 9000-31, replaced by 9000-9. No.2 bogie, 9000-32, replaced by 9000-42. Boiler, 5086/J3237 was given an Unclassified repair.

Works Location Date on Date off Class of repair
Doncaster 28/08/74 02/09/74 Rectification
Details of work carried out - No.2 main generator flashover damage repaired.

Works Location Date on Date off Class of repair
Doncaster 30/10/74 01/11/74 Unclassified
Details of work carried out - No.1 engine, 438, replaced by 447, due to conrod through crankcase. No.1 end lubricating oil tanks and radiators removed, cleaned and refitted.

Works Location Date on Date off Class of repair
Doncaster 11/12/74 13/12/74 Unclassified
Details of work carried out - No.2 engine, 415, replaced by 448, due to 'C3' conrod broken and sump holed. No.2 end lubricating oil tanks and radiators removed, repaired and refitted.

Works Location Date on Date off Class of repair
Doncaster 06/01/75 12/01/75 Unclassified
Details of work carried out - Both main generators replaced due to compounding and overloading. Locomotive load bank tested for E.T.H. faults.

Works Location Date on Date off Class of repair
Doncaster 24/01/75 29/01/75 Unclassified
Details of work carried out - No.1 engine, 447, replaced by 455, due to aerating - suspect fractured liner. No.2 engine, 448, reports of high water temperature. No.2 end coolant radiators changed. Locomotive load tested and graphed.

Works Location Date on Date off Class of repair
Doncaster 24/04/75 20/08/75 Unclassified
Details of work carried out - No.1 engine, 455, replaced by 430. No.2 engine, 448, replaced by 414, due to exhaust coming from air inlet side of engine. No.1 boiler water tank was repaired and locomotive load tested and graphed. Coolant checks done, all coolant radiators changed.

Works Location Date on Date off Class of repair
Doncaster 25/11/75 26/02/76 Intermediate
Details of work carried out - No.1 engine, 430, replaced by 452. No.2 engine, 414, replaced by 454. No.1 bogie, 9000-9, replaced by 9000-31. No.2 bogie, 9000-42, replaced by 9000-32. Boiler, 5086/J3237, replaced by 5096/J3247. No.2 end blower brush gear burnt out.

Works Location Date on Date off Class of repair
Doncaster 16/06/76 25/06/76 Unclassified
Details of work carried out - Shopped due to No.1 main generator commutator damaged due to flashover. No.2 main generator and all traction motors also flashed over. Both main generators were replaced. All traction motor flashover damage repaired as was No.2 traction motor nose suspension pad.

Works Location Date on Date off Class of repair
Doncaster 19/07/76 21/07/76 Unclassified
Details of work carried out - No.2 engine, 454, replaced by 417, due to being dephased.

Works Location Date on Date off Class of repair
Doncaster 10/08/76 13/08/76 Unclassified
Details of work carried out - No.1 engine, 452, replaced by 448, due to heavy oil leaks from phasing gear.

Works Location Date on Date off Class of repair
Doncaster 15/09/76 20/09/76 Unclassified
Details of work carried out - No.2 engine, 417, replaced by 434, due to 'AC' crankcase fractured at No.1 end by end cover. A boiler water tank was replaced and No.2 primary crankshaft was repaired.

Works Location Date on Date off Class of repair
Doncaster 21/11/76 24/11/76 Unclassified
Details of work carried out - No.1 engine, 448, had Martinair unit and governor replaced. No.1 bogie, 9000-31, had horn guides secured. Damage to No.1 roof section was repaired, as was boiler steam valve.

Works Location Date on Date off Class of repair
Doncaster 20/01/77 22/01/77 Unclassified
Details of work carried out - No.1 engine, 448, replaced by 429.

Works Location Date on Date off Class of repair
Doncaster 26/02/77 01/03/77 Unclassified
Details of work carried out - No.2 engine, 434, replaced by 416, due to Dowty pump drive shaft bearing collapsed in phasing gear case.

Works Location Date on Date off Class of repair
Doncaster 14/03/77 30/03/77 Light
Details of work carried out - No.1 engine, 429, replaced by 420, due to high spectrographic analysis. No.2 engine, 416, replaced by 407, due to fuel dilution problems. No.1 bogie, 9000-31, replaced by 9000-3. No.2 bogie, 9000-32, replaced by 9000-4. Boiler, 5096/J3247, was given an Unclassified repair.

Works Location Date on Date off Class of repair
Doncaster 29/04/77 03/05/77 Unclassified
Details of work carried out - No.2 engine, 407, replaced by 539, due to crankcase holed in four places. No.1 end right hand body footstep secured and No.1 traction motor blower casing replaced.

Works Location Date on Date off Class of repair
Doncaster 27/05/77 31/05/77 Unclassified
Details of work carried out - Flashover damage on both main generators repaired. All traction motors replaced.

Works Location Date on Date off Class of repair
Doncaster 03/10/77 07/10/77 Unclassified
Details of work carried out - No.2 engine, 539, replaced by 421, due to unusual noises and throwing oil. Bogie centre pivots secured and No.4 traction motor was repaired.

Works Location Date on Date off Class of repair
Doncaster 09/12/77 16/12/77 Unclassified
Details of work carried out - Both main generators replaced due to bad flashover damage. All traction motors had flashover damage repaired.

Works Location Date on Date off Class of repair
Doncaster 16/01/78 20/01/78 Unclassified
Details of work carried out - No.2 engine, 421, replaced by 407, due to aerating badly. No.1 end load regulator had oil leaks rectified.

Works Location Date on Date off Class of repair
Doncaster 08/02/78 10/02/78 Unclassified
Details of work carried out - No.2 engine, 407, replaced by 408, due to aerating. Load regulator oil leaks were repaired.

Works Location Date on Date off Class of repair
Doncaster 25/02/78 01/03/78 Unclassified
Details of work carried out - Flashover damage on both control cubicles and both main generators. Traction motor blower ducting was cleared out. Both main generators were replaced, as were all traction motors.

Works Location Date on Date off Class of repair
Doncaster 29/03/78 24/04/78 Unclassified
Details of work carried out - No.1 engine, 420, replaced by 430, due to aerating.

Works Location Date on Date off Class of repair
Doncaster 12/05/78 18/05/78 Unclassified
Details of work carried out - No.1 engine, 430, replaced by 419, due to crankcase holed. No.1 bogie, 9000-3, had 'R9' horn liner secured. No.1 primary shaft replaced and leaks on both load regulators were rectified.

Works Location Date on Date off Class of repair
Doncaster 02/06/78 13/06/78 Unclassified
Details of work carried out - No.2 engine, 408, replaced by 421, due to 'CA' crankcase holed and No.4 conrod fractured. Nos.1 & 2 traction motors were replaced. No.2 lubricating oil tank and radiator were cleaned out.

Works Location Date on Date off Class of repair
Doncaster 02/10/78 03/10/78 Unclassified
Details of work carried out - No.2 engine, 419, had exciter gearbox and engine hour recorder changed. No.1 driving flange bearing for crankshaft changed due to excessive wear. No.2 primary shaft was repaired.

Works Location Date on Date off Class of repair
Doncaster 19/10/78 25/10/78 Unclassified
Details of work carried out - No.1 engine, 419, replaced by 452, due to aerating. No.2 primary gearbox and No.3 radiator fan changed.

Works Location Date on Date off Class of repair
Doncaster 06/01/79 15/03/79 Unclassified
Details of work carried out - No.1 engine, 452, replaced by 442. No.2 engine, 421, replaced by 446. Boiler roof and stack fractures repaired.

Works Location Date on Date off Class of repair
Doncaster 29/03/79 04/04/79 Unclassified
Details of work carried out - No.1 engine, 442, replaced by 437. No.1 main generator field windings and interpoles to earth.

Works Location Date on Date off Class of repair
Doncaster 16/07/79 22/09/79 Intermediate
Details of work carried out - No.1 engine, 437, replaced by 409, due to a fractured liner. No.2 engine, 446, replaced by 430, due to pistons life expired. No.1 bogie, 9000-3 and No.2 bogie, 9000-4, were given standard repairs and refitted. Boiler, 5096/J3247, replaced by 1495/J2951.

Works Location Date on Date off Class of repair
Doncaster 15/02/80 18/02/80 Unclassified
Details of work carried out - No.1 engine, 409, replaced by 425, due to being dephased.

55 022 'Royal Scots Grey' in Doncaster Works yard on 17th February 1980.
The purpose of this visit was to replace No.1 engine, 409, which had become dephased, with 425. 55 022 would return to traffic the following day.
Photo by Paul Bettany.

Works Location Date on Date off Class of repair
Doncaster 19/03/80 22/03/80 Unclassified
Details of work carried out - No.1 engine, 425, had governor and racks reset and the unit was graphed. No.2 engine, 430, replaced by 409, due to aerating, a suspect fractured liner.

Works Location Date on Date off Class of repair
Doncaster 10/05/80 14/05/80 Unclassified
Details of work carried out - No.2 engine, 409, replaced by 413, due to 'AB' crankcase damper and cover holed.

Works Location Date on Date off Class of repair
Doncaster 10/07/80 25/07/80 Unclassified
Details of work carried out - No.2 engine, 413, had governor changed. No.1 bogie, 9000-3 and No.2 bogie, 9000-4, had replacement swing links and springs fitted due to rough riding.

Works Location Date on Date off Class of repair
Doncaster 01/08/80 05/08/80 Unclassified
Details of work carried out - No.2 engine, 413, replaced by 427, due to a fractured liner.

Works Location Date on Date off Class of repair
Doncaster 15/08/80 19/08/80 Unclassified
Details of work carried out - No.2 engine, 427, replaced by 443, due to aerating.

Works Location Date on Date off Class of repair
Doncaster 03/09/80 05/09/80 Unclassified
Details of work carried out - No.2 engine, 443, replaced by 426, due to 'AB' crankshaft damper housing shattered.

Works Location Date on Date off Class of repair
Doncaster 17/12/80 19/12/80 Unclassified
Details of work carried out - No.1 engine, 425, replaced by 418, due to aerating.

Works Location Date on Date off Class of repair
Doncaster 03/02/81 09/02/81 Unclassified
Details of work carried out - No.1 engine, 418, replaced by 421, due to a fractured liner.

Works Location Date on Date off Class of repair
Doncaster 06/07/81 09/07/81 Unclassified
Details of work carried out - No.2 engine, 426, replaced by 413, due to coolant in lubricating oil. Lubricating oil tank and radiator flushed out. No.1 primary shaft replaced.

Works Location Date on Date off Class of repair
Stratford D.R.S. 09/09/81 12/10/81 Depot
Details of work carried out - Collision damage at No.2 end, buffer knocked off. This was repaired.

Works Location Date on Date off Class of repair
Stratford D.R.S. 06/11/81 11/11/81 Depot
Details of work carried out - No.1 engine, 421, replaced by 434, due to breathing heavy. Both main generators flashed over.

Works Location Date on Date off Class of repair
Doncaster 05/01/82 08/09/83 Nil
Details of work carried out - Locomotive arrived on Works after withdrawal on 02/01/82 with the following main components fitted; No.1 engine, 434. No.2 engine, 413. No.1 bogie, 9000-3. No.2 bogie, 9000-4. Boiler, 1495/J2951. Locomotive for scrap, but eventually sold for preservation.