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).
Experimental record sheet for an Auto Charge Reducing Switch, tracking mileage, tests, and modifications.
| Identifier | ExFiles\Box 59\1\ Scan281 | |
| Date | 19th April 1926 | |
| X4008 ELECTRICAL EXPERIMENTAL RECORD SHEETS X.&No:- 4008 Auto Charge Reducing Switch. B(I) (Iron winding checks) TABLE DATA: Column Headers: Date on., Location., Date off., REMARKS., Miles reading start., Miles reading finish., Miles covered., Total miles. Row 1: Date on: 20-10-26 Location: Lab. Date off: 17-12-26 REMARKS: Recd from the shop. Bench test and adjustment see report PC118. Miles reading start: - Miles reading finish: - Miles covered: - Total miles: - Row 2: Date on: 17-12-26 Location: 8 EX Date off: 3-1-27 REMARKS: Battery observed to be fully charged Miles reading start: 8,859 Miles reading finish: 9,422 Miles covered: 563 Total miles: 563 Row 3: Date on: 3-1-27 Location: " Date off: 3-2-27 REMARKS: Speedometer reading. Miles reading start: 9,422 Miles reading finish: 448 Miles covered: 1,026 Total miles: 1,589 Row 4: Date on: 3-2-27 Location: " Date off: 3-3-27 REMARKS: " Miles reading start: 448 Miles reading finish: 1,358 Miles covered: 910 Total miles: 2,499 Row 5: Date on: 3-3-27 Location: " Date off: 28-3-27 REMARKS: " Miles reading start: 1,358 Miles reading finish: 2,628 Miles covered: 1,270 Total miles: 3,769 Row 6: Date on: 28-3-27 Location: " Date off: 2-4-27 REMARKS: Speedometer changed, reading taken Miles reading start: 2,628 Miles reading finish: 1,123 Miles covered: 30 Total miles: 3,799 Row 7: Date on: 2-4-27 Location: " Date off: 11-4-27 REMARKS: Speedometer changed, reading taken Miles reading start: 1,123 Miles reading finish: 1,392 Miles covered: 269 Total miles: 4,068 Row 8: Date on: 11-4-27 Location: " Date off: 5-5-27 REMARKS: Reading taken. No complaints Miles reading start: 1,392 Miles reading finish: 4,123 Miles covered: 1,491 Total miles: 5,559 Row 9: Date on: 5-5-27 Location: " Date off: 1-6-27 REMARKS: " Miles reading start: 4,123 Miles reading finish: 5,851 Miles covered: 1,728 Total miles: 7,287 Row 10: Date on: 1-6-27 Location: " Date off: 6-7-27 REMARKS: " Miles reading start: 5,851 Miles reading finish: 8,423 Miles covered: 2,572 Total miles: 9,859 Row 11: Date on: 6-7-27 Location: " Date off: 22-8-27 REMARKS: " Miles reading start: 8,423 Miles reading finish: 1,279 Miles covered: 2,856 Total miles: 12,715 Row 12: Date on: 22-8-27 Location: " Date off: 5-9-27 REMARKS: " Miles reading start: 1,279 Miles reading finish: 1,842 Miles covered: 563 Total miles: 13,278 Row 13: Date on: 5-9-27 Location: " Date off: 11-10-27 REMARKS: " Miles reading start: 1,842 Miles reading finish: 2,691 Miles covered: 849 Total miles: 14,127 Row 14: Date on: 11-10-27 Location: " Date off: 7-11-27 REMARKS: " Miles reading start: 2,691 Miles reading finish: 3,108 Miles covered: 417 Total miles: 14,544 Row 15: Date on: 7-11-27 Location: " Date off: 5-12-27 REMARKS: " Miles reading start: 3,108 Miles reading finish: 4,316 Miles covered: 1,208 Total miles: 15,752 Row 16: Date on: 5-12-27 Location: " Date off: 2-1-28 REMARKS: " Miles reading start: 4,316 Miles reading finish: 5,439 Miles covered: 1,123 Total miles: 16,875 Row 17: Date on: 2-1-28 Location: " Date off: 4-2-28 REMARKS: " Miles reading start: 5,439 Miles reading finish: 7135 Miles covered: 1696 Total miles: 18,571 Row 18: Date on: 4-2-28 Location: Lab Date off: REMARKS: Replaced by A.F. for modifns. Miles reading start: 7135 Row 19: Date on: 6-2-28 Location: " Date off: REMARKS: Resis' new-wound. 45c 30 SWG, Eureka 21.0 ohms 11'3" long. Series coil discon'ted Row 20: Date on: 29-III-28 Location: 8 Ex Date off: REMARKS: Shunt re-wound with 768 turns Cu front bobbin and 225 Eu back bobbin Reis's 5.9 & 27.4 = 33.3 total Miles reading start: 9341 Miles covered: 0 Total miles: 0 BOTTOM LEFT DATE: 19.4.26. | ||