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 of customer complaints, car counts, and corresponding engineering remarks.
| Identifier | ExFiles\Box 47\2\ Scan079 | |
| Date | 9th June 1928 guessed | |
| -3- Nature of Complaint. | No. of Cars. | Remarks. ---|---|--- Damaged Pipe to Hot-Spot due to Distortion. | W. 12. R.{Sir Henry Royce} 28. P. 7. Total 47. Last qtr's. total - | A new design is now standard on production, and a modified design for repairs. Water Pump Failures. | W. 19. R.{Sir Henry Royce} 10. P. 2. Total 31. Last qtr's. total 13. | New improved spring loaded packing now in Production. Front Wheel Ball Bearing Failures. | W. 2. R.{Sir Henry Royce} 5. P. -. Total 7. Last qtr's. total 3. | This trouble is considered by Ry. to be due to faulty lubrication, and special instructions have been issued to Depots as to the correct method of packing the axle with ball bearing grease. Springing Complaints. | W. 9. R.{Sir Henry Royce} 10. P. 3. Total 22. Last qtr's. total 47. | Design unaltered, but springing specification has been improved, but we shall never please everybody. Brakes Squeaking. | W. 5. R.{Sir Henry Royce} 21. P. -. Total 26. Last qtr's. total 14. | Anti-squeak device is new standard on Production. | ||