Eleven specific vehicle faults found during testing.
| Identifier | ExFiles\Box 82\5\ scan0195 | |
| Date | 16th August 1937 | |
| To Rm {William Robotham - Chief Engineer} /FD. {Frank Dodd - Bodies} 200a Rm {William Robotham - Chief Engineer} /Gry. {Shadwell Grylls} 8/JH.16.8.37. 3-B-IV. Mileage 415 approx. (Speedo. broke after short distance) (1) Tick over and slow running very bad. (2) Engine rough high speeds on drive. (3) Oil pump very noisy cold for several minutes. (4) Water temp. stays very constant at 80-81 with thermostat-ic control. (5) Tyres noisy at all except low speeds. (6) Steering too heavy on hard turns. (7) Heater rattles continuously. (8) High speed ride and controllability bad at any position of hand control. Town ride passable. (9) Mixture control jumps notch by notch over to rich. (10) Brakes very good cold but too little front when hot - occasional squeaks. (11) Roof leaks as pointed out to F.D. Rm {William Robotham - Chief Engineer} /Gry. {Shadwell Grylls} | ||
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).