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).
Warning about the corrosive effect of 'Kleanwell' radiator cleaning solution on aluminium cylinder heads.
| Identifier | ExFiles\Box 151\3\ scan0288 | |
| Date | 1st June 1928 | |
| +4681 To Hm. {Capt. W. Hallam - Head Repairs} - for cirulation to all Depots. from Hs {Lord Ernest Hives - Chair} /Rm. {William Robotham - Chief Engineer} Hs {Lord Ernest Hives - Chair} /Rml/LGl. 6. 28. USE OF RADIATOR CLEANING SOLUTION. X8250 It should be noted that with the introduction of the aluminium cylinder head, 'Kleanwell' should in no circumstances be circulated in the water system as a whole, as it will actively attack aluminium. In such cases, the radiator of the car must be removed and treated separately, being thoroughly washed before replacing. Hs {Lord Ernest Hives - Chair} /Rm. {William Robotham - Chief Engineer} | ||