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).
Tappet clearance settings and comparative oil consumption test procedures for the Phantom No.6 unit.
| Identifier | ExFiles\Box 155\2\ scan0057 | |
| Date | 27th February 1937 | |
| -3- Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell}9/AP.27.2.37. Tappets running with silent tappet action deleted to be set at following clearances- A.{Mr Adams} side - Inlets .004. Exhaust .006. B. side - .010. Silting after engine has settled down and is warm. Following runnin in, borrow from G.{Mr Griffiths - Chief Accountant / Mr Gnapp} Ratcliffe (Suction Ignition Advance Unit) Rm{William Robotham - Chief Engineer}/CTS.{C. Trot Salt - Carburation} has carried out tests on Bentley and 25/30. and will give information when trying out on Phantom III. On completion of above, endurance to be carried out under Bentley conditions with record of oil consumption. Phantom No.6. UNIT. Programme as previous memo. ---------- B.9. Additional to oil consumption tests on this unit, will you please carry out a comparative oil consumption test between Mobiloil Artic and Duckhams oil N.P.I. (Check this number) Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} | ||