Quarterly report on the 12 worst complaints for the 20 HP model for the quarter ending September 30th.
| Identifier | ExFiles\Box 47\5\ Scan100 | |
| 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. | Has a cure been found, or not? | |---------------------------------------------------------|--------------|-----------------------------------------------------------------------------------------------------------| | | Prior to India(Production 20 HP. with 4-speed box and Front Wheel Brakes). | India(Production 20 HP. with 4-speed box and Front Wheel Brakes) Series. | | | 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 India(Production 20 HP. with 4-speed box and Front Wheel Brakes). On India(Production 20 HP. with 4-speed box and Front Wheel Brakes) 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 cylinder 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 | - - - - | | 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 cars. | contd :- | ||
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).