Specification revision for Engine Unit No.11, Chassis 23-EX, detailing changes to induction pipes and exhaust fittings.
| Identifier | ExFiles\Box 169\1\ img029 | |
| Date | 8th January 1930 | |
| To Hs. {Lord Ernest Hives - Chair} from RHC {R. H. Coverley - Production Engineer} /WSC. {W. S. Cassel} X4663. RHC {R. H. Coverley - Production Engineer} /WSCB/MS8.1.30. Engine Unit No.11 (Chassis 23-EX). Specification of above Unit issued in RHC {R. H. Coverley - Production Engineer} 3/MS31.10.29. is revised as follows:- Passed to Test 7.1.30. Previous Specification. Induction Pipes - LOP.E.77453. Alum. Induction Bend E.72895/6 removed. Exhaust Fittings - LOP.E.79108. Revised Specification. Induction Pipes - LOP.E.77453. Exhaust Heated Jacketted Induction Bend E.80010. Feed Pipe E.80194 in Cast Iron. Exhaust Fittings - LOP.E.79108 Auxillary Hot-spot Silencer to N.Scheme 3004 (Single Baffle). RHC {R. H. Coverley - Production Engineer} /WSC {W. S. Cassel} | ||
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).