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).
Summary report on engine faults including oil consumption, bearings, water pumps, and gear rattles.
| Identifier | ExFiles\Box 146\2\ scan0020 | |
| Date | 31th December 1936 guessed | |
| -8- 27. EXCESSIVE OIL CONSUMPTION AND OVER OILING. December quarter C.C. 2 2 C.P. Previous quarter C.C. 2 2 C.P. - 2 ------------------ Six months 4 ------------------ 28. ENGINE BEARINGS 3 1/2 & 4 1/4 LITRE. REDUCED LINERS TO TAKE UP SLACK. December quarter C.C. 1 5 C.P. 4 Previous quarter C.C. C.P. ------------------ Six months 5 ------------------ 29. WATER PUMP LEAKS. December quarter C.C. 2 3 C.P. 1 Previous quarter C.C. C.P. ------------------ Six months 3 ------------------ 30. ENGINE GEARS RATTLES DUE TO POUNDAGE OF SLIPPER FLYWHEEL BEING TOO HIGH, OR ENGINE ROUGH. December quarter C.C. 3 5 C.P. 2 Previous quarter C.C. 2 2 C.P. ------------------ Six months 7 ------------------ B.100.HK{Col. T. Harker - Sales} - 1308 kms.- Oil consumption test to be made at a later date. B. 74.GA - 17434 kms.- (Unit I litre per 200 kms.) Fitted an L shaped ring which reduced consumption to half. Owner paid for an R.10 B.260.GA - 12571 kms.- Took up slack in main bearings without removing crankshaft.(Report sent to Rm.{William Robotham - Chief Engineer}) Fitted RR.56 liners to mains & big ends. B.154.GA - 8150 kms.- (engine very rough)Took up slack in main bearings without removing crankshaft. ( Report sent to Rm.{William Robotham - Chief Engineer}) B. 10.GA - 22327 kms.- Took up slack in mains (crankshaft in position) to cure very rough engine) (Report sent to Rm.{William Robotham - Chief Engineer}) B. 71.BL - Reduced liners df main bearings. B.122.GA - 15000 kms.- Reduced liners of main bearings. B. 66.EF - 27868 kms.- Re-white metalled the bearings, fitted new thrust plug and packings. B.131.DK - 32050 kms.- Fitted a new bush,thrust plug and packings. B.196.EF - 20940 kms.- Fitted new bush, thrust plug and packings. B. 66.EF - 27868 kms.- Fitted new friction washers & reduced poundage to 17 lbs.Polished the flywheels which were pitted. B. 60.GA - 23065 kms.- Ditto as above; but reset poundage to 20 lbs. B. 38.EF - 37114 kms.- Ditto as above, set poundage to 16 lbs. also fitted a new E.54373a spring plate. B.154.GA - 8150 kms.- engine rough.Reduced poundage of S.S. from 23 to 14 lbs. Fitted new friction washers. B.196.EF - 20940 kms.- engine rough at 40 K.P.H. fitted new friction washers &set poundage at14. | ||