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 report on clutch and lubrication complaints for various car models over a six-month period.
| Identifier | ExFiles\Box 130\1\ scan0056 | |
| Date | 30th June 1933 guessed | |
| - 4 - TOTAL CLUTCH COMPLAINTS. 20 HP. 25 HP. PH.I. PH.II. TOTAL. GRAND TOTAL. REMARKS. June Quarter. C.C. 1 109 2 25 137) C.P. - 1 - 8 9) 146 Previous Quarter. C.C. 2 66 4 18 90) V.P. - 3 - 6 9) 99 Six Months. 3 179 6 57 245 245 CLUTCH JAGGERS. June Quarter. C.C. - 9 2 5 16) 16 An improvement can be effected by fitting new R.A.D.11 type fabrics. This material is now available for all Ph.I., Ph.II., and 20/25 cars. See Depot Sheets Hd.{Mr Hayward/Mr Huddy}185 and Hd.{Mr Hayward/Mr Huddy}196. V.P. - - - - -) Previous Quarter. C.C. 1 7 - 6 14) 18 V.P. - - - 4 4) Six Months. 1 16 2 15 34 34 CLUTCH SLIPS. June Quarter. C.C. 1 100 - 20 121) 130 Slipping is often due to oil on the fabrics. Steps have been taken to delete automatic clutch spigot lubrication on 20/25 HP. cars. Depot Sheets Hd.{Mr Hayward/Mr Huddy}185, Hd.{Mr Hayward/Mr Huddy}196, Hd.{Mr Hayward/Mr Huddy}205. Pressure ring serrations are being modified to prevent binding. See Depot Sheet Hd.{Mr Hayward/Mr Huddy}242. We consider that this should have further consideration of Experimental Department. V.P. - 1 - 8 9) Previous Quarter. C.C. 1 59 4 12 76) 81 V.P. - 3 - 2 5) Six Months. 2 163 4 42 211 211 CENTRAL LUBRICATION. June Quarter. C.C. - 16 - 13 29) 42 These are mostly miscellaneous troubles such as replacing drip plugs, re-making joints and cleaning pipes. Luvax-Bijur system now standardised, should reduce some of these troubles. V.P. - 2 - 11 13) Previous quarter. C.C. - 9 - 21 30) 37 V.P. - 1 - 6 7) Six Months. - 28 - 51 79 79. | ||