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).
Summary report on vehicle faults and their remedies over a six-month period.
| Identifier | ExFiles\Box 130\1\ scan0397 | |
| Date | 31th March 1936 guessed | |
| - 4 - TOTAL. REMARKS. CLUTCH FIERCE AND SLIPS. March Quarter. C.C. 75) C.P. 5) 80 This clutch has not stood up to hard use. Production chassis have new type of clutch. Previous Quarter. C.C. 114) C.P. 16) 130 Six Months. 210 IRREGULAR FIRING AND POOR SLOW RUNNING. March Quarter. C.C. 46) C.P. -) 46 These are chiefly overcome by adjustment to carburetter, plugs, tappets etc. A few are caused by the suppressors fitted to sparking plugs for wireless. Previous Quarter. C.C. 53) C.P. -) 53 Six Months. 99 POOR PERFORMANCE. March Quarter. C.C. 31) C.P. -) 31 We do not, as a rule, find much wrong and usually find these up to standard. The remaining few are corrected by adjustment. Previous Quarter. C.C. 27) C.P. -) 27 Six Months. 58 OIL LEAKS FROM ROCKER COVER AND TAPPET DOORS. March Quarter. C.C. 11) C.P. 23) 34 Improved joint washer for rocker cover now standard. The tappet door washers shrink and this job should receive attention. Previous Quarter. C.C. 10) C.P. 31) 41 Six Months. 75 | ||