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).
Statistical summary report on vehicle faults related to brakes, servos, and clutches.
| Identifier | ExFiles\Box 130\1\ scan0185 | |
| Date | 8th February 1935 guessed | |
| - 3 - BRAKES INEFFICIENT. 25 HP. PH.II. TOTAL. GRAND TOTAL. REMARKS. December Quarter. C.C. 84 34 118) C.P. 25 11 36) 154 Inefficiency on 20/25 is usually due Previous Quarter. C.C. 104 37 141) to oil on servo. C.P. 28 8 36) 177 Oil feed to servo is now deleted on new cars and Depot Sheet Hd.{Mr Hayward/Mr Huddy}253 has been Six Months. 241 90 331 331 issued, instructing retrospective action. Depot Sheet Hd.{Mr Hayward/Mr Huddy}252 describes treatment for SERVO INEFFICIENT, ALSO inefficient servos. Oil guards to JAGGERS AND GRABS. Depot Sheets Hd.{Mr Hayward/Mr Huddy}224 and Hd.{Mr Hayward/Mr Huddy}232 are being fitted. December Quarter. C.C. 27 11 38) C.P. 12 9 21) 59 Previous Quarter. C.C. 21 6 27) C.P. 17 1 18) 45 Six Months. 77 27 104 104 TOTAL CLUTCH COMPLAINTS. December Quarter. C.C. 97 20 117) C.P. 13 6 19) 136 Previous Quarter. C.C. 113 23 136) C.P. 16 9 25) 161 Six Months. 239 58 297 297 CLUTCH JAGGERS. December Quarter. C.C. 14 4 18) C.P. 1 - 1) 19 An improvement can be effected by fitting new RAD.II type fabrics. This Previous Quarter. C.C. 9 1 10) material is now available for all Ph.II C.P. 2 - 2) 12 and 20/25 cars. See Depot Sheets Hd.{Mr Hayward/Mr Huddy}185 and Hd.{Mr Hayward/Mr Huddy}196. Modifications to synchromesh Six Months. 26 5 31 31 mechanism reduce jagger on second gear. | ||