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 revision document detailing changes to the servo motor and oil cooler.
| Identifier | ExFiles\Box 169\3\ img048 | |
| Date | 26th May 1933 | |
| (3) RHC{R. H. Coverley - Production Engineer}/WSC.{W. S. Cassel} 8/AP.26.5.33. Previous Specification. Servo Motor LOP.G.100665. Removed. Revised Specification. Servo Motor Ex.10914. 2 plate servo motor to Arrgt. Ex.10914 fitted. Ex.10915 Driving plate. Ex.10916/7 Friction plates. Ex.10918/9 Pressure plates. Ex.10920 Spring plate. New servo bridge & Bracket G.101110-G.101112 fitted to RR.Sch.280. Oil cooler. Oil cooler mounted on Cylinder head to the following details. Ex.10967 Oil cooler. Ex.10981 Pivot. Ex.10982 Boss. Ex.10983 Connection. Ex.10984 Washer. Ex.10985 Fan bracket. Ex.10986 Fan spindle. Ex.11078 Stud. E.57930 Elbow. Thermometer mounted on instrument board. RHC{R. H. Coverley - Production Engineer}/WSC.{W. S. Cassel} | ||