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).
Design position report detailing modifications and their completion status for Merlin F/1 and Merlin 'O' engines.
| Identifier | ExFiles\Box 161a\4\ scan0157 | |
| Date | 29th October 1936 | |
| ITEM (12) DESIGN POSITION. MERLIN F/1 ENGINE - CONTINUED. Retaining plate for roller race - engaging mechanism. Completed 14.10.36. Modified induction manifold set screw. " 13.10.36. Mod. to altitude and enrichment mechanism - S.U.carburetter. " 14.10.36. Mod. to float needle mechanism - S.U.carburetter. " 14.10.36. Mod. to accelerator pump levers and spindle. " 14.10.36. Mod. to spring drive bush. " 28.10.36. Oil feed to upper bearing - distributor drive. " 20.10.36. Terminal extension, bayonet fitting, inlet side sparking plug. Completed. Locking of screw and nut, slow running adjustment. Completed 24.10.36. Chromium plated cylinder liners. Completed 21.10.36. Mods. to generator bracket & crankcase - clearance in "Battle" aircraft. completed 29.10.36. Countersunk screw for ignition dynamo drive cover. Completed 28.10.36. Modified pipe - supercharger to pump. Completed 29.10.36. MERLIN "O" ENGINE. Hele Shaw airscrew - layout of oil pipes. In hand. Mod. to rocker cover and cylinder head, to clear cowling rail. Completed. Modified water rails and inlet conduits. Completed 2.10.36. Modified exhaust conduit. Completed 10.10.36. | ||