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).
Log sheet for the routine treatment and testing of a car battery.
| Identifier | ExFiles\Box 48\3\ Scan036 | |
| Date | 8th March 1921 | |
| X. 4206 ROUTINE TREATMENT OF CAR LIGHTING & STARTING BATTERIES. FORM A.{Mr Adams} Date:- 8-3-21. Battery under treatment: USA Exide 6 LXR 9. I Rated capacity:- — ampere hours. Received charged or uncharged: Uncharged. Date:- X.4206. General remarks :- (1) Terminals. Lead Covered. (2) Filling. O.K. 1320. Sp.{Mr Spinney} Gr.{George Ratcliffe} Acid. (3) Standing. 12 Hours. (4) First charge. Amperes. from. to. hours. amp.hours. 2.0 8.0 5.30 9.5 19.0 | 8-3-21. 1.5 5.30 8.0 14.5 22.0 | 8-3-21. 2.0 8.0 5.30 9.5 19.0 | 9-3-21. 1.5 5.30 8.0 14.5 21.0 | 9-3-21. 2.0 8.0 5.30 9.5 19.0 | 10-3-21. 1.5 5.30 8.0 14.5 22.0 | 10-3-21. 2.0 8.0 5.30 9.5 19.0 | 11-3-21. 1.5 5.30 8.0 14.5 21.0 | 11-3-21. 2.0 8.0 12.0 4.0 8.0 | 12-3-21. Total amp.ers-hours: 189.0 | 14-3-21. (5) Discharge at 6.0 amperes to 10.5 volts. Total hours :- 11.5 Ampere hours realised :- 67.0 } 15-3-21 } 16-3-21 | ||