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 statistical report on vehicle failures for 25 HP and PH.II models, covering ignition, oil leaks, bonnet rattles, and lubrication.
| Identifier | ExFiles\Box 130\1\ scan0389 | |
| Date | 31th March 1936 guessed | |
| - 9 - IGNITION FAILURES. 25 HP. PH.II. TOTAL. GRAND TOTAL. REMARKS. March quarter. C.C. 11 6 17) C.P. 10 8 18) 35 Mostly H.T. insulation failures. We understand better cables are being tested. Previous quarter, C.C. 20 9 29) C.P. 6 13 19) 48 Six Months. 47 36 83 83 OIL LEAK FROM ENGINE TAPPET DOORS ETC. March Quarter. C.C. 21 4 25) C.P. 35 4 39) 64 Now remedied on new cars due to overhead rocker adjustment. Previous Quarter. C.C. 21 5 26) C.P. 30 1 31) 57 Six Months. 107 14 121 121 BONNET RATTLES. March Quarter. C.C. 22 6 28) C.P. 21 17 38) 66 Remedied by re-fitting bonnet panels. Previous Quarter. C.C. 29 1 30) C.P. 8 11 19) 49 Six Months. 80 35 115 115 CENTRAL LUBRICATION FAILURES. March Quarter. C.C. 19 8 27) C.P. 6 4 10) 37 Usually leaky joints and pipes or stopped-up oilways. Previous Quarter. C.C. 19 11 30) C.P. 1 1 2) 32 Six Months. 45 24 69 69 | ||