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).
Modifications to the Wraith III distribution board and associated blueprints.
| Identifier | ExFiles\Box 166\8\ img028 | |
| Date | 11th February 1938 | |
| 6067 RC{R. Childs} To. HPS.{Horace Percy Smith - Experimental Factory Mgr} c. BY.{R.W. Bailey - Chief Engineer} c. RHC{R. H. Coverley - Production Engineer}/CAN. c. HPS{Horace Percy Smith - Experimental Factory Mgr}/RH.{R. Hollingworth} C.c. Roy{Sir Henry Royce}/Ms. (16.2.38). C.c. RHC.{R. H. Coverley - Production Engineer} c. C/H.{Arthur M. Hanbury - Head Complaints} c. Rm{William Robotham - Chief Engineer}/Grys. BY/RD.2/B.11.2.38. WRAITH III. (6 SETS). Distribution Board - Sec.8170. We hand you herewith blueprints of our new LOP. DW.594, compiled from LOP. DW.457, which has been necessitated by the following modifications :- (1) Larger diameter fuse wire and connections to suit heavier electrical requirements. (2) Engine lights added to clock terminal. (3) No.7 terminal and connector deleted owing to Inspection Plug being fed off the dimmer. (4) Instrument Board Lights transferred to No.6 from clock. (5) Petrol Pumps now fed from 3A instead of No.11 in the switchbox. (6) New method of mounting Distribution Board to D.CD.445. We also hand you herewith blueprints of the following new parts :- DW.563 - Support Strip. DW.581 - Connection. DW.593 - Diagram of Connections. One set of prints herewith to RHC{R. H. Coverley - Production Engineer}/CAN, and one set to HPS{Horace Percy Smith - Experimental Factory Mgr}/RH.{R. Hollingworth} This completes the instructions. BY/RD | ||