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).
Fault analysis chart for the Wraith model, listing issues and their frequency.
| Identifier | ExFiles\Box 108\2\ scan0260 | |
| Date | 1st August 1939 guessed | |
| WRAITH. PETROL PUMPS A.{Mr Adams} FAILURE ON ROAD - 1 TEMPORARY B. CHANGED. DEPOT. FAULTY - 5, 2 PARIS CLUTCH. A.{Mr Adams} SHUDDERING SETFINGERS - 1 B. SEIZURE OF OPERATING SHAFT. - 1, 1 PARIS REAR AXLE A.{Mr Adams} WHEEL NUTS SEIZED - 3, 3 PARIS B. HUBS FOUL DUST COVER. - 1 RIDE CONTROL UNIT. A.{Mr Adams} DIRT UNDER VALVES. - 6, 4 PARIS ELECTRICAL FAILURES. A.{Mr Adams} COIL - 5 B. FAULTY AMMETER - 1 C. SHORT ON AMMETER (TERMINAL) - 1 D.{John DeLooze - Company Secretary} HORNS. BROKEN CONNECTION - 1, 1 PARIS E.{Mr Elliott - Chief Engineer} DEFECTIVE HEADLAMP SWITCH - 1 F.{Mr Friese} DEFECTIVE SOLDERING COIL CABLE. - 1, 1 PARIS G.{Mr Griffiths - Chief Accountant / Mr Gnapp} REGULATORS FUSE FAULTY. - 1 H.{Arthur M. Hanbury - Head Complaints} REGULATORS STICKING - 5, 1 PARIS I. TANK GAUGE UNIT SHORT CIRCUIT - 1 J.{Mr Johnson W.M.} HIGH TENSION WIRES PERISHED - 2, 1 PARIS SPRINGING. NOT SUITABLE TO INDIVIDUAL REQUIREMENTS. - 13 G.{Mr Griffiths - Chief Accountant / Mr Gnapp} W. H.{Arthur M. Hanbury - Head Complaints} 2. | ||