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).
Set of instructions for testing electrical terminal connections and lighting circuits.
| Identifier | ExFiles\Box 163\6\ img059 | |
| Date | 27th October 1930 guessed | |
| -2- (1) With S and T switched on, light is obtained from terminal No.5 only. (2) With HS{Lord Ernest Hives - Chair} and T switched on, light is obtained from terminals Nos. 2, 4 and 5. (3) With I only switched on, light is obtained from terminals Nos. 1 and 3. (4) With I and C switched on, light is obtained from terminals Nos. 1, 3 and R.{Sir Henry Royce} (b) Connect battery positive to terminal M and loose wire to case. Ascertain that no light is obtained except in the 'off' position only. (c) Now remove battery positive from M and connect it to R.{Sir Henry Royce} Then connect battery negative to case. Connect lamp between terminal GL{G. Linnett} and case and ascertain that it lights by operating the press button switch. Next, connect lamp terminals to inspection plug and ascertain that it is lighted by inserting the plug in its socket. EFC. | ||