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 listing the 12 worst complaints for the 20 HP car model for the quarter ending Sept. 30th.
| Identifier | WestWitteringFiles\P\October1926-November1926\ Scan125 | |
| Date | 28th October 1926 | |
| COPY. QUARTERLY COMPLAINTS - 20 HP. From the records we have kept of cars received at W. during the quarter ending Sept. 30th; the following are the 12 worst points :- Nature of Complaint. | No: of Cars. Prior to India Series. | No: of Cars. India Series. | Has a cure been found, or not? --- | --- | --- | --- Starter Motor failures from various causes. | 25 | 5 | For the chief cause of this complaint, no permanent cure has been found Brakes squeaking. | 11 | 3 | A 95% cure has been found on pre-India. On India chassis it is very small. Slipper Drive seizure. | 11 | 0 | A new oiling device has been introduced which we hope will prove a cure. So far effective. Corroded cyl. tubes. | 10 | 1 | Copper now used instead of steel which should cure the trouble. Clutch trunnion failures. | 7 | 0 | Improved method of fitting overcomes this. Steering wobbles. | 6 | 9 | Friction device now being fitted to pivots - this overcomes low speed wobbles. Rear axle thrust bearings. | 9 | 1 | A new design has been introduced which will overcome the trouble. Noisy engine gears. | 4 | 4 | No definitely permanent cure. Engine knocks )chiefly piston( | 3 | 4 | No definitely permanent cure. Springing uncomfortable when sprung to our specification. | 1 | 4 | It is impossible to make a specification which will suit everybody. Something we can never hope to cure absolutely on present design. contd :- | ||