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).
Instruction memo regarding the use of Mobilgrease No.6 for packing all fans.
| Identifier | ExFiles\Box 135\1\ scan0199 | |
| Date | 15th September 1938 | |
| γ 113 5 To HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/Std. C. Rm{William Robotham - Chief Engineer}/Std.8/MH.{M. Huckerby}15.9.38. GREASE PACKING FOR ALL FANS. Will you in future please pack all fans built in the Experimental Dept. with Mobilgrease No.6 grease. The bearings should be filled as previously by immersing in a bath of the molten grease and leaving it to solidify. The fan for 8.B.V. for 15,000 miles test should be packed in this manner. Rm{William Robotham - Chief Engineer}/Std. | ||