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).
Instructions for a Bentley axle noise test on two different pinion units.
| Identifier | ExFiles\Box 84\4\ scan0340 | |
| Date | 15th November 1937 | |
| To HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/FJH{Fred J. Hardy - Chief Dev. Engineer}, 202 Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer}2/AP.15.11.37. BENTLEY AXLE NOISE TEST. This is to confirm that we haveasked you to do the following work on B.56.BN.{W.O. Bentley / Mr Barrington} and B.23.AE. pinion units. B.56.BN.{W.O. Bentley / Mr Barrington} 1) Remove 0.005" preloaded bearing and fit old type bearing with zero preload and 0.002 nip. 2) Refit 0.005" preload bearing. 3) Refit old type bearing with nip washer 0.002" slack. 4) Refit 0.005" preload bearing. B.23.AE. 1) Remove 0.005" preload bearing and fit old type slack bearing with 0.002" slack nip washer. Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer} | ||