Fault tracking chart for various vehicle components over a six-month period in 1939.
| Identifier | ExFiles\Box 131\3\ scan0115 | |
| Date | 1st January 1939 | |
| 1939 JAN FEB MARCH APRIL MAY JUNE HYDRAULIC SHOCK DAMPERS A - OIL LEAK B - INTERNAL KNOCK C - ADJUST RIDE CONTROL D - CONNECTING LINKS SLACK E - TIGHT PISTONS GEAR BOX NOISY A - COMING OUT OF ENGAGEMENT B - OIL LEAK C - STRAINED SELECTOR GATE D - WORN BEARINGS E - GEARS NOISY DYNAMO TROUBLES A - OILED UP COMMUTATOR B - FAULTY REGULATOR C - BRUSH STICKING D - DRIVE RATTLE ROAD WHEEL HUBS RUBBING A - ADJUST END FLOAT B - FAULTY RACES CLOCKS FAULTY PETROL GAUGE FAULTY T - TANK UNIT G - GAUGE GRID DATA: - Jan/Shock: D, B, P177, P171 - Feb/Shock: B, D - Mar/Shock: C, A, D, B - Apr/Shock: B, D, A - May/Shock: B, D - Jan/Gearbox: B, A, D, SEIZED - Feb/Gearbox: E, W292, W314 - Jan/Dynamo: B, C - Mar/Dynamo: C, A, B, 7, W317 - Apr/Dynamo: RACE NOISY, B, A, N87, N317, N322 - May/Dynamo: B, A - June/Dynamo: A - Jan/Road Wheel: A, B, F16 - Feb/Road Wheel: B - Apr/Road Wheel: B - May/Road Wheel: A, B - June/Road Wheel: A, B - June/Clocks: W340 - Feb/Petrol: T, P174, W284, W301 - Mar/Petrol: G, T - May/Petrol: T, P224, P218 - June/Petrol: T, OLD TYRE AVERAGE MILEAGE (TOP): JAN B 41000 D 36400 FEB B 26800 MARCH B 30050 D 25000 APRIL B 26080 D 18000 AVERAGE MILEAGE (MIDDLE): JAN A 3500 B 10000 FEB B 26500 APRIL B 23700 AVERAGE MILEAGE (BOTTOM): JAN 16000 FEB 4800 GWH {George W. Hancock - Head Chateauroux} 7 | ||
From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).