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).
Standardisation of parts for the E.C.D.895 petrol drain with lower ball valve.
| Identifier | ExFiles\Box 171\5\ img085 | |
| Date | 7th December 1938 | |
| RR 755A (10H) (49968) 19/10/37 C.E.Co. COMPLETED 7.7.39. 25/30 H.P. STANDARDISATION OF PARTS Description: E.C.D.895 PETROL DRAIN WITH LOWER BALL VALVE. Date Issued: 7.12.38 Sheet No.: W.24. Drg. No.: L.O.P.S. Purpose: Ball located lower to prevent formation of carbon. Pipes separated to prevent distortion of float-chamber lid.{A. J. Lidsey} Brief Report and Remarks: Full bore flooding :- Floatchamber drain 124 pts/hr. Manifold ball drain 12 pts/hr. See report Rm{William Robotham - Chief Engineer}/GR.{George Ratcliffe}19/JH.16.8.38. Tests are being carried out in an effort to delete the lamp post breather on the floatchamber lid.{A. J. Lidsey} When recommended for Introduction: Report References Cost Table: Old Parts: Material £1 6s 11d, Labour £0 6s 9d, Burden £0 11s 10d, Total £2 5s 6d New Parts: Material £1 6s 3d, Labour £0 6s 10d, Burden £0 12s 0d, Total £2 5s 1d Decrease in Cost: £0.0.5d. G/Rb.{R. Bowen} 6.1.39. Cost of Tools: £ 16.0.0d. Production Position and Comments: Petrol Drain to ECD.895 to prevent formation of carbon and distortion of the float chamber can be introduced at the 1st. chassis in "C" series without scrap. There is a decrease in Factory cost of 5d. per chassis but a Tool Cost of £16.0.0d. is involved. The tool cost will not be recovered until 768 chassis have been produced. RHC{R. H. Coverley - Production Engineer}/J.M.Reid. Authorisation to Proceed. Introduce on the 1 Chassis in C Series. Signatures: Sg.{Arthur F. Sidgreaves - MD} Date: 6/6/39 Hs.{Lord Ernest Hives - Chair} Date: 4/7/39 | ||