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).
Specification revisions for Engine Unit No. 23, Chassis 24-EX.
| Identifier | ExFiles\Box 169\1\ img094 | |
| Date | 3rd September 1930 | |
| To Hs.{Lord Ernest Hives - Chair} from RHC{R. H. Coverley - Production Engineer}/WSC.{W. S. Cassel} Cy-GWS. Cy-GWH.{George W. Hancock - Head Chateauroux} Cy-HGL. RHC{R. H. Coverley - Production Engineer}/WSC{W. S. Cassel}1/MS3.9.30. Engine Unit No.23 (Chassis 24-EX). Specification of the above engine issued in RHC{R. H. Coverley - Production Engineer}/WSC{W. S. Cassel}1/MS21.6.30. is revised as follows:- Passed to Test 28.8.30. Crankcase & Bearings to LOP. E.79019. (1) LeC 2809 Crankcase to Clutch Case Breather to Scheme 1333. (2) Hex. Drain Plug fitted in lower Half. Pistons to LOP. E.79533. Dural Piston Ring Stops E.76883/4 replaced by E.80236/7. HZ/PC. Carburetter to LOP. E.80530. Incorporating LeC 2803 Mod. to Air Chamber and Silencer. Gauze rings fitted to Air Intake. Controls to LOP. E.80671. Modified to Scheme 1311 to suit revised Carburetter. Auto Kleen Filter to LOP. E.80670. Spring loaded Gland Packing E.81176/7/8/9. Water Pump to LOP. E.79093. E.80997 W.P. Casing replaces E.80557, Scheme 1311. E.79269 W.P. Spindle (Nitroalloy). Water Connections to LOP. E.78995. E.80996 Delivery Bend replaces E.80559. Scheme 1311. | ||