Instruction sheet detailing observations on a returned Watford E.O.6 magneto.
| Identifier | ExFiles\Box 48\2\ Scan213 | |
| Date | 30th June 1924 | |
| ROLLS-ROYCE LTD. INSTRUCTIONS. RR 238 (150 BKS.) (BH57.29-6-20.) MB 224355 X. 8796. To: E.Y.C. Date: 30th June 1924 Order No.: W.A 54 Customer's No.: X.4181d Watford E.O.6 magneto No. 68105 returned from Messrs Norths Watford. This magneto has a hand range of 60° and negative rotation. The following points were observed on putting the magneto through our production specification:- 1. Cam ring slack laterally. 2. Primary gaps .008" & .014" a difference between each side of .006". 3. Safety gap 8.3mm 3A. High speed sparking, O.K. 4. Low speed sparking characteristics ! - Signed: contd. This Sheet must be filed on completion of the work. | ||
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).