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 summarizing customer complaints related to radiator and springing issues across various models.
| Identifier | ExFiles\Box 47\3\ Scan260 | |
| Date | 30th September 1931 guessed | |
| -14- RADIATOR LEAKS. 20 HP. 25 HP. PH.I. PH.II. TOTAL. GRAND TOTAL. REMARKS. September Quarter. C.C. 3 4 3 13 23 } 25 The soldering of the top and bottom tanks and side plates is now improved during manufacture and complaints should be less. W.P. - 1 - 1 2 Previous " C.C. 4 4 1 10 19 } 21 W.P. - - - 1 2 Six months. 7 10 4 25 46 46 RADIATOR SHUTTERS. September Quarter. C.C. - - - 3 3 } 3 Rectified by minor adjustments. W.P. - - - - - Previous " C.C. - - - 3 3 } 3 W.P. - - - - - Six months. - - - 6 6 6 TOTAL SPRINGING COMPLAINTS. September Quarter. C.C. 13 38 28 60 139 } 139 W.P. - - - - - Previous " C.C. 13 31 13 42 99 } 101 W.P. 2 1 - 1 2 Six months. 26 70 41 103 240 240 SPRINGS NOT COMFORTABLE. September Quarter. C.C. 6 21 25 48 100 } 100 Ph.I. Complaints can be definitely cured by grooving springs and modifying shock dampers. 20/25 HP. We can cure many complaints by modifying the shock dampers. Grooved springs are an advantage. In exceptional cases low rating springs are necessary. Ph.II. Increased lubrication and higher shock damper loads effect a cure. W.P. - - - - - Previous " C.C. 3 18 12 27 60 } 61 W.P. - 1 - 1 1 Six months. 9 39 37 76 161 161 | ||