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).
Loose nut on the dynamo belt pulley and a stripping thread on the cover screw.
| Identifier | ExFiles\Box 168a\3\ img070 | |
| Date | 29th June 1939 | |
| 6142 c a p DA.{Bernard Day - Chassis Design}2/8.29.6.39. 3.60 and 3.80. ENGINES. DYNAMO. Mr/Sutl. reports that the nut and lock washer securing the belt pulley has repeatedly come loose, this scheme provides a tab lock washer to cure this trouble, in addition, the screw clamping the sheet metal cover is increased from 2.B.A. to 0.B.A. as it was stated that the thread was stripping. BA. | ||