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).
Quarterly report detailing vehicle failures by component and model, with remarks on causes and remedies.
| Identifier | ExFiles\Box 47\3\ Scan341 | |
| Date | 1st December 1931 guessed | |
| -13- 20 HP. 25 HP. PH.I. PH.II. TOTAL. GRAND TOTAL. REMARKS. MAGNETO FAILURES. December Quarter. C.C. - - 5 5 10 } 11 W.P. - - 1 - 1 } Previous " C.C. 1 - 5 6 } 10 W.P. - - 4 4 } Six months. 1 - 6 14 21 21 PETROL TANK LEAKS. December Quarter. C.C. - 6 - 1 7 } 7 W.P. - - - - - } Previous " C.C. - - - 1 1 } 1 W.P. - - - - - } The leakages are mainly from the Air Vent Connection and a vellumoid washer is now being fitted to cure same. Depot sheet Hd.{Mr Hayward/Mr Huddy}222 deals with this trouble. Six months. - 6 - 2 8 8 RADIATOR LEAKS. December Quarter. C.C. 4 3 1 7 15 } 15 W.P. - - - - - } Previous " C.C. 3 4 3 13 23 } 25 W.P. - 1 - 1 2 } The soldering of the top and bottom tanks and side plates is now improved during manufacture and complaints should be less. Six months. 7 8 4 21 40 40 RADIATOR SHUTTERS. December Quarter. C.C. - - - 2 2 } 3 W.P. - - - 1 1 } Previous " C.C. - - 3 3 } 3 W.P. - - - - - } Rectified by minor adjustments. Six months. - - 6 6 6 | ||