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 including exhaust, engine, and valve issues over a six-month period.
| Identifier | ExFiles\Box 130\4\ scan0100 | |
| Date | 20th June 1936 | |
| - 5 - EXHAUST BLOWS GENERALLY AND CUT-OUT SEIZED OR RATTLE. 25 HP. 30 HP. PH.II. PH.III. TOTAL. GRAND TOTAL. REMARKS. December Quarter. C.C. 11 1 7 1 20) 35 Due either to corroded or cracked silencer or seized sliding joint. Present exhaust is more free from blows. C.B. 11 - 4 - 15) Previous Quarter. C.C. 8 1 25 - 34) 55 C.P. 11 - 10 - 21) Six Months. 41 2 46 1 90 90 EXHAUST SYSTEM RATTLE. December Quarter. C.C. 23 7 3 - 33) 47 Mainly rattles from flexible suspension. C.P. 9 2 3 - 14) Previous Quarter. C.C. 36 4 2 - 42) 57 C.P. 13 1 1 - 15) Six Months. 81 14 9 - 104 104 Handwritten note: Wyman Are you satisfied that depots are fully aware of the cure for this trouble DEPOT SHEET ISSUED 20-6-36 Goodwyman ENGINE - RATTLE FROM TIMING GEARS. December Quarter. C.C. 34 11 8 - 53) 70 This feature urgently requires improvement. 20/25 HP. Most of these complaints are on cars already fitted with cam balancing device. This is not a complete cure. 40/50 HP. Mainly knock from cam shaft, and is cured by reducing end play. C.P. 12 2 3 - 17) Previous Quarter. C.C. 50 1 22 - 73) 107 C.P. 25 1 8 - 34) Six Months. 121 15 41 - 177 177 VALVES STICKING. December Quarter. C.C. 1 - 8 3 12) 18 Modified exhaust valve guides are being used for complaints of Ph.II. C.P. - - 5 1 6) Previous Quarter. C.C. - 1 7 - 8) 13 C.P. - - 5 - 5) Six Months. 1 1 25 4 31 31 | ||