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 routine treatment for a car lighting and starting battery, detailing charging and discharging cycles.
| Identifier | ExFiles\Box 38\5\ Scan010 | |
| Date | 14th March 1919 | |
| X. 3398 ROUTINE TREATMENT OF CAR LIGHTING AND STARTING BATTERIES. Battery under treatment:- P.D.L.9. ~~D.H.~~ Peto and Radford X. 3398. General remarks:- 60. a.h. capacity Celluloid (1) Terminals, wholly of lead (2) Filling. 10.30 a m.{Mr Moon / Mr Moore} Monday 24/2/19 (3) First charge:- From. To. Hrs Amperes. Ampere Hours. 11. 0 5. 15 6¼ 3 18.75 5.30 9. 0 15½ 3 46.5 9. 0 8. 15 11¼ 3 33.75 9. 15 5.30 15½ 3 46.5 6. 0 9.30 8¼ 3 24.75 9. 0 1. 30 14½ 2 29 9. 0 1. 30 4½ 3 13. 5 Total ampere hours 212.75 (4) Discharge at 6 amperes. to 10.5 volts. Total hours. 7½ Ampere hours realised. 45 Contd. (Upside down footer) R.R. 233A (500) (S.D.) 408. 28-4-11 (Bm. 2/15813. | ||