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 detailing vehicle complaints and failures over a six-month period, with remarks on cures.
| Identifier | ExFiles\Box 130\1\ scan0110 | |
| Date | 31th December 1933 guessed | |
| -3- TOTAL BOILING COMPLAINTS. 20 HP. 25 HP. PH.I. PH.II. TOTAL. GRAND TOTAL. REMARKS. December Quarter. C.C. - 1 4 3 8) 9 This is largely a seasonable complaint but with the new large gap radiator matrix with indented tubes, and in exceptional cases, louvred bonnet, this can be definitely cured. Copper matrix tubes with increased indentations are now standard. Depot Sheet No. Hd.{Mr Hayward/Mr Huddy}171 deals fully with this complaint. Loss of water is often due to overfilling. Recommended water level on Ph.II cars is to be lowered. V.P. - - - 1 1) Previous Quarter. C.C. - - 1 5 6) 7 V.P. - - - 1 1) Six Months. - 1 6 9 16 16 WASH RADIATOR AND SYSTEM. December Quarter. C.C. - 1 2 2 5) 6 This is not a permanent cure but is effective in a number of cases. V.P. - - - 1 1) Previous Quarter. C.C. - - - 5 5) 6 V.P. - - 1 - 1) Six Months. - 1 3 8 12 12 NEW CENTRES. December Quarter. C.C. - - 2 1 3) 3 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. - - 1 - 1) 1 V.P. - - - - - Six Months. - - 3 1 4 4 COUPLING FABRIC FAILURES. December Quarter. C.C. - - - 10 10) 22 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 Hd.{Mr Hayward/Mr Huddy}163/167/180/194. The new coupling is fitted whenever there are signs of failure of the original coupling. A 50% larger coupling is now being used on Production cars. V.P. - - - 12 12) Previous Quarter. C.C. - - - 15 15) 24 V.P. - - - 9 9) Six Months. - - - 46 46) 46 | ||