Letter from Joseph Lucas Limited with instructions on preparing a battery for service after storage.
| Identifier | ExFiles\Box 164\2\ img087 | |
| Date | 7th August 1942 | |
| CONTINUATION JOSEPH LUCAS LIMITED PAGE 2 DATE 7.8.42. risk of the water freezing. (5) To prepare the battery for service after storage, empty the water and drain. Fill the cells with Sulphuric acid 1.360 Specific Gravity (at 60°F) Charge at half the normal rate until the Specific Gravity remains constant for 3 hours. Adjust the acid if necessary to 1.290 S.G., and give an equalising charge at the normal rate. We hope that the above information will prove of interest and assistance to you. Yours faithfully, JOSEPH LUCAS LIMITED. [Signature] Service Department. | ||
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).