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 hydraulic complaints and their remedies for various car models.
| Identifier | ExFiles\Box 130\1\ scan0088 | |
| Date | 30th September 1933 guessed | |
| - 8 - 20 HP. 25 HP. PH.I. PH.II. TOTAL. GRAND TOTAL. REMARKS. TOTAL HYDRAULIC COMPLAINTS. September Quarter. C.C. 5 21 - 28 54) W.P. - 10 - 17 27) 81 Previous Quarter. C.C. 4 30 1 37 72) W.P. 1 6 - 20 27) 99 Six Months. 10 67 1 102 180 180 HYDRAULIC KNOCKS. September Quarter. C.C. 5 13 - 12 30) W.P. - 7 - 5 12) 42 Knocks on existing dampers are being satisfactorily dealt with by modifying the replenishing ball valves and fitting oil feed to intermediate levers as per Depot Sheet Hd.{Mr Hayward/Mr Huddy}225. The split piston type now being produced appears satisfactory in service. Previous Quarter. C.C. 4 18 1 22 45) W.P. 1 4 - 3 8) 53 Six Months. 10 42 1 42 95 95 HYDRAULIC LEAKS. September Quarter. C.C. - 8 - 7 15) W.P. - 3 - - 3) 18 Previous Quarter. C.C. - 12 - 4 16) W.P. - 2 - 1 3) 19 Six Months. - 25 - 12 37 37 HYDRAULIC ARMS LOOSE. September Quarter. C.C. - - - 9 9) W.P. - - - 12 12) 21 This is mostly due to lever boss fouling gland nut and splines are modified to prevent this occurring Previous Quarter. C.C. - - - 11 11) W.P. - - - 16 16) Six Months. - - - 48 48 48 NEW TYPE DAMPERS ELIMINATE THE TROUBLE | ||