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).
Simplified wiring diagram of a chassis electrical system.
| Identifier | ExFiles\Box 59\1\ Scan093 | |
| Date | 27th October 1926 guessed | |
| B FUSES C MAIN SWITCH. LIGHTS HEAD SIDE TAIL IGNITION VOLTMETER Mentor LAMP FRAME Cut-out series coil Cut-out contacts. Auto switch series coil. Auto switch shunt coil Auto switch contacts. and Cut out shunt coil F+ F- + - X X indicates connection of auto switch series coil to head lamps. A SIMPLIFIED DIAGRAM OF CONNECTIONS OF CHASSIS ELECTRICAL SYSTEM INCLUDING (1) AUTO CHARGE REDUCING SWITCH. (2) MENTOR THERMALLY OPERATED SWITCH. (3) VOLTMETER. | ||