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).
Assembly and modification instructions for engine components including dynamo, induction, flywheel, and crankcase units.
| Identifier | ExFiles\Box 123\5\ scan0236 | |
| Date | 15th December 1938 | |
| -4- Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell}1/MH.{M. Huckerby}15.12.38. DYNAMO MOUNTING. Units already made should incorporate strength- ened stay ECD.1079. Future units to incorporate ECD.1077. INDUCTION SYSTEMS. The final specification to be given as soon as possible. If engines are held up they should be fitted with B.V. systems. FLYWHEEL & CLUTCH. Rm{William Robotham - Chief Engineer}/NEC. to instruct. Regarding the remainder of the parts not mentioned, these should be in accordance with latest LOP's. Any parts already made in excess of the requirements of this specification for the 4 units should be held up. B.80 UNITS. Further to No.1 unit which is almost complete, two more units should be assembled as follows, making 3 in all. We only specify where there is a difference from No.1 unit. CRANKCASE & BEARINGS. No.2 unit. R.R. bearings as per LOP.EB.4248. No.3 unit. Off modified pattern with raised exhaust bosses BD.{Mr Berend}266. As No.1 but bored out on main bearing bore to 2.902 to suit 2.75 dia. Journal crank. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} +2 will supply bearings (Vandervell). | ||