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).
Appropriate oil viscosity for the clutch and its impact on the instruction book.
| Identifier | ExFiles\Box 20\1\ Scan020 | |
| Date | 20th July 1914 | |
| R.F. 235A (150 H) W.W. 529. 5-7-14) G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 6670. To Na.{Mr Nadin} from R.{Sir Henry Royce} 2. Clutch Instruction Book. R11/P 20. 7. 14. in the clutch. My own experience also is that rather a thick oil should be used, whereas the expression of "engine oil" in the Instructions might cause them to use a very thin oil, if they were using such thin oil in their engine. The information here mentioned would not take long to obtain, and I think it might be worth while keeping the Binding of the Instruction Book back, until you can do so. R.{Sir Henry Royce} [Watermark text] DICKINSON BOND 1804 MADE AT CROXLEY | ||