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 central lubrication complaints for various car models over a six-month period.
| Identifier | ExFiles\Box 130\1\ scan0125 | |
| Date | 31th March 1934 guessed | |
| - 4 - TOTAL CLUTCH COMPLAINTS. 20 HP. 25 HP. PH.I. PH.II. TOTAL. GRAND TOTAL. REMARKS. March Quarter. C.C. 1 75 4 16 96) 107 W.P. - 3 - 8 11) Previous Quarter. C.C. 3 77 1 15 96) 109 W.P. - 5 - 8 13) Six Months. 4 160 5 47 216 216 CLUTCH JAGGERS. March Quarter. C.C. - 13 - 5 18) 18 An improvement can be effected by W.P. - - - - -) fitting new RAD.II type fabrics. This material is now available for Previous Quarter. C.C. 1 11 - 4 16) 16 all Ph.I and Ph.II and 20/25 cars. W.P. - - - - -) See Depot Sheets Hd.{Mr Hayward/Mr Huddy}185 and Hd.{Mr Hayward/Mr Huddy}196. Six Months. 1 24 - 9 34 34 CLUTCH SLIPS. March Quarter. C.C. 1 62 4 11 78) 89 Slipping is often due to oil on the W.P. - 3 - 8 11) fabrics. Steps have been taken to delete automatic clutch spigot Previous Quarter. C.C. 2 66 1 11 80) 93 lubrication on 20/25 HP. cars. Depot W.P. - 5 - 8 13) sheets Hd.{Mr Hayward/Mr Huddy}185, Hd.{Mr Hayward/Mr Huddy}196., Hd.{Mr Hayward/Mr Huddy}205. Pressure ring serrations are being Six Months. 3 136 5 38 182 182 modified to prevent binding. See Depot Sheet Hd.{Mr Hayward/Mr Huddy}242. Depot Sheet Hd.{Mr Hayward/Mr Huddy}254 describes treatment for clutch slip. CENTRAL LUBRICATION. March Quarter. C.C. - 6 - 13 19) 25 These are mostly miscellaneous W.P. - 3 - 3 6) troubles such as replacing drip plugs, re-making joints and cleaning Previous Quarter. C.C. - 12 - 10 22) 26 pipes. Luvex-Bijur system now W.P. - 2 - 2 4) standardised, should reduce some of these troubles. Six Months. - 23 - 28 51 51 | ||