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).
Record of oil changes and attention to pressure filters for car No.1 XL at Chateauroux in 1937.
| Identifier | ExFiles\Box 83\2\ scan0052 | |
| Date | 28th May 1937 | |
| C O P Y. 200a RECORD OF CHANGES OF OIL & ATTENTION TO PRESSURE FILTERS AT CHATEAUROUX. 1937. 28.5.37. Speedo. Reading. 35-EX (CAR NO.1 XL) GAUZE FILTER (Cleanable). 1201. Oil changed. Filter cleaned. Metal present & slightly dirty. No sludge. 9209. Oil changed. Filter cleaned. No metal or sludge. Dirty. 8008 miles from previous attention. 11837. Bearing failure. Oil changed. Filter cleaned. Much metal. No Sludge. 12754. Filter cleaned after running in newbearings. Small quantity of metal. 20898. Left Chateuaroux. 8144 miles since filter cleaned. 21742. Car in Shop. Filter completely choked with sludge after 8,938 miles. Oil in sump had run 9905 miles. Instruction book figure for cleaning filter is 10,000 miles. ----------------- ↓ 6-B-IV (CASTROL XL) Felt Filter (Not cleanable). 28,000 Oil changed. New filter element fitted. Priming failure after braking reduced. 31,650 Oil changed after dismantling sump (valve failure). Filter not disturbed. 32,305 Filter examined and replaced. No sludge. 4380 miles since examined. 39,453 Oil changed (after further valve trouble). 40,000 Filter examined and replaced in filter body changed from 3.B.IV. No sludge. Filter not choked when stripped in shop. 12,500 miles since fitting. | ||