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 detailing customer complaints and remarks regarding various brake system faults.
| Identifier | ExFiles\Box 130\4\ scan0144 | |
| Date | 31th March 1937 guessed | |
| - 2 - BRAKES SEIZE - REAR. 25 HP. 30 HP. PH.II. PH.III. TOTAL. GRAND TOTAL. REMARKS. March quarter. C.C. 39 6 3 5 53) 71 Latest 20/25 HP. cars have increased lubrication to rear brake shafts. There have been 16 seizures of the latest type. Ph.III. Two cases of binding of hand and foot brake shoes due to lack of side clearance. Remainder tightness in actuating mechanism. Previous quarter. C.C. 13 1 2 1 17) 32 C.P. 10 1 1 3 15) Six Months. 76 10 6 11 103 103 BRAKES THUMP. March quarter. C.C. 16 1 1 1 19) 21 Adjust servo or re-bed brakes. C.P. 1 1 - - 2) Previous quarter. C.C. 10 1 2 - 13) 15 C.P. 2 - - - 2) Six Months. 29 3 3 1 36 36 BRAKES - OIL LEAKING ON TO AND PULLING TO ONE SIDE. March quarter. C.C. 11 - 2 1 14) 31 The majority of these complaints are due to oil leakage from the lower pivot flange. Production cars have stronger flange. C.P. 15 - 2 - 17) Previous quarter. C.C. 10 - 6 1 17) 41 C.P. 19 1 4 - 24) Six Months. 55 1 14 2 72 72 BRAKES INEFFICIENT. March quarter. C.C. 45 13 17 10 85) 111 These complaints are still very numerous. Mainly due to servo inefficiency. 20/25 HP. 35° servo cams improve efficiency and are used in cases of complaint. See Depot Sheet No. Hd.{Mr Hayward/Mr Huddy}284. PH.III. 4 hand brake, 8 foot brake, of which 6 were due to servo. C.P. 20 3 1 2 26) Previous quarter. C.C. 23 10 22 5 60) 75 C.P. 11 1 2 1 15) Six Months. 99 27 42 18 186 186 | ||