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).
Summary report of customer complaints regarding boiling, radiators, and couplings for various car models.
| Identifier | ExFiles\Box 130\1\ scan0055 | |
| Date | 30th June 1933 guessed | |
| -3- 20 HP. 25 HP. PH.I. PH.II TOTAL. GRAND TOTAL. REMARKS. TOTAL BOILING COMPLAINTS. June Quarter. C.C. - 1 8 3 12) 13 This is largely a seasonable complaint but with the new large gap radiator matrix with indented tubes, and in exceptional cases, louvred bonnets, this can be definitely cured. Copper matrix tubes with increased indentations are now standard. Depot Sheet No. Ed.{J. L. Edwards}171 deals fully with this complaint. V.P. - - 1 - 1) Previous Quarter. C.C. - - 4 2 6) 8 V.P. - - 2 - 2) Six months. - 1 15 5 21 21 WASH RADIATOR AND SYSTEM. June Quarter. C.C. - 1 2 3 6) 7 This is not a permanent cure, but is effective in a number of cases. V.P. - - 1 - 1) Previous Quarter. C.C. - - 2 2 4) 5 V.P. - - 1 - 1) Six Months. - 1 6 5 12 12 NEW CENTERS. June Quarter. C.C. - - 6 - 6) 6 Large gap radiator matrix with indented tubes in conjunction with rubber fan belt is a permanent cure except under extreme conditions of climate. V.P. - Previous Quarter. C.C. - - 2 - 2) 3 V.P. - - 1 - 1) Six Months. - - 9 - 9 9 COUPLING FABRIC FAILURES. June Quarter. C.C. - - - 10 10) 23 An improved type of coupling with machine riveted driving plates is now being used on all Ph.I. and Ph.II cars. See Depot Sheets Ed{J. L. Edwards}/163/167/180/194. The new coupling is fitted whenever there are signs of failure of the original coupling. A 5% larger coupling is now being used on Production cars. V.P. - - - 13 13) Previous Quarter. C.C. - - - 11 11) 22 V.P. - - - 11 11) Six Months. - - - 45 45 45 | ||