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).
Complaint statistics report for various models covering issues with radiator leaks and springs.
| Identifier | ExFiles\Box 47\3\ Scan435 | |
| Date | 1st March 1932 guessed | |
| -13- 20 HP. 25 HP. PH.I. PH.II. TOTAL. GRAND TOTAL. REMARKS. RADIATOR LEAKS. March Quarter. C.C. - 6 3 10 19 } 26 W.P. 1 - 4 2 7 } Previous " C.C. 4 3 1 7 15 } 15 W.P. - - - - - } Six months. 5 9 8 19 41 41 Bronze water connection now being used to replace aluminium connection which corrodes on Ph.II rads. Depot Sheet No.219. TOTAL SPRINGING COMPLAINTS. March Quarter. C.C. 4 23 6 22 55 } 55 W.P. - - - - - } Previous " C.C. 8 42 18 65 133 } 134 W.P. - - 1 - 1 } Six months. 12 65 25 87 189 189 SPRINGS NOT COMFORTABLE. March Quarter. C.C. 2 17 5 18 42 } 42 W.P. - - - - - } Previous " C.C. 7 33 14 53 107 } 107 W.P. - - - - - } Six months. 9 50 19 71 149 149 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. None for 40/50 SPRINGS WEAK. March Quarter. C.C. - 1 - 4 5 } 5 W.P. - - - - - } Previous " C.C. - 3 2 11 16 } 16 W.P. - - - - - } Six months. - 4 2 15 21 21 Mostly due to insufficient clearance being allowed but stronger springs are now being fitted and complaints should die out except when body weights are excessive. | ||