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 summarizing engine failures by type and model, with remarks.
| Identifier | ExFiles\Box 130\1\ scan0234 | |
| Date | 14th May 1935 guessed | |
| - 11 - IGNITION FAILURES. 25 HP. PH.II. TOTAL. GRAND TOTAL. REMARKS. March Quarter. C.C. 20 4 24) C.P. 6 11 17) 41 Mostly H.T. wire insulation failures. We understand better cables are being tested. Previous Quarter. C.C. 18 4 22) C.P. 6 11 17) 39 Six Months. 50 30 80 80 OIL LEAK FROM ENGINE, TAPPET DOORS ETC. March Quarter. C.C. 7 5 12) C.P. 37 7 44) 56 This job requires improving as the cork washers shrink in service. Previous Quarter. C.C. 13 10 23) C.P. 34 8 42) 65 Six Months. 91 30 121 121 PROPELLER SHAFT OIL LEAKS. March Quarter. C.C. 3 4 7) C.P. 7 - 7) 14 Previous Quarter. C.C. 10 3 13) C.P. 4 1 5) 18 Six Months. 24 8 32 32 VALVE MECHANISM CLATTER. March Quarter. C.C. 7 35 42) C.P. - 16 16) 58 Ph.II engines require improvement. We have no cure. Previous Quarter. C.C. 13 7 20) C.P. - 15 15) 35 Six Months. 20 73 93 93 | ||