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).
Investigation report on a Watford E06 magneto that failed to spark.
| Identifier | ExFiles\Box 48\2\ Scan480 | |
| Date | 12th September 1927 | |
| RR 239 (150 BKS.) (DD 491-9-12 24) MP 306975 X8796 ROLLS-ROYCE LTD. INSTRUCTIONS. To E. {Mr Elliott - Chief Engineer} 7. b. Order No. WC34 Customer's No. X8796 Watford E06 magneto No 99158 This magneto was received on production and when tested failed to spark. We have now had an opportunity of investigating this failure before the magneto was returned to the makers with a number of others which had mechanical defects. We have confirmed the report that no sparks could be obtained and have also investigated the cause of failure. This we consider is due to a partially shorted primary circuit which could be caused by a Signed contd. This Sheet must be filed on completion of the work. | ||