Comments on complaints received during the assembly of the first production Overdrive Gearbox for the Phantom III.
| Identifier | ExFiles\Box 94\2\ scan0318 | |
| Date | 11th May 1938 | |
| 328 To. [redacted] c. Rm {William Robotham - Chief Engineer} /Gry. {Shadwell Grylls} BY {R.W. Bailey - Chief Engineer} /CRL. {C. R. Lisson} 5/E.11.5.38. PHANTOM III. - OVERDRIVE GEARBOX. Herewith are my comments due to complaints received from Works during the assembly of the first Production Overdrive Gearbox. COMPLAINT. (1). Adjusting Washer G.83884/5/6/7. unsuitable for 2nd. Motion Shaft Front Bearing. We are in agreement with this. The Washer is now cancelled from LOP. and new Washer G.85383/4/5/6/7. is instructed. REASON :- Exptl: Dept. LOP. Error. COMPLAINT. (2). Washer behind 3rd. Motion Shaft Rear Bearing too thin. We are in agreement with this. The Washer is now cancelled from LOP. New Washer (Standard Phan.III.) G.56735/6/7/8/9. added. REASON :- The Exptl: Dept. requested a thinner Washer, but this was incorrect as the lengths of the pieces are the same as Standard Phan.III. Gearboxes. COMPLAINT. (3). Insufficient movement of the 3rd. & 4th. Synchro-Mesh Cones. REASON :- The 4th. Speed Outer Cone .025 long. (Machining error). Contd- | ||
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).