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).
Chart detailing various failure types for 237 returned MER II, III, IV, and X engines.
Identifier | ExFiles\Box 141\2\ scan0232 | |
Date | 31th May 1940 | |
MER II III IV AND X ENGINES RETURNED FOR SERVICE 237 ENGINES MAR. APR. MAY. 1940. ENGINE FAILURES CRANKSHAFT FRACTURE DUE TO CENTRE MAIN BEARING FAILURE AVER HRS 120 (2) CON: ROD TOTAL FAILURE AVER HRS 104 (15) SUPERCHARGER ROTOR BURST AVER HRS 32 (5) GENERATOR SEIZED AVER HRS 180 (5) PISTON FAILURE DUE TO PREIGNITION AVER HRS 35 (5) MAIN BEARING FAILURE AVER HRS 60 (3) DOWEL PEG SHEARED CRANKSHAFT DRIVE, TO WHEELCASE CAUSING PARTIAL FAILURE N°7 BEARING. AVER HRS 178 (2) ENGINE FAILURES CONTINUED LOCKPLATE FAILURE OF CAMSHAFT BEVEL DRIVING GEAR AVER HRS 141 (2) Y-Axis Scale (appears twice): 10, 20, 30, 40, 50, 60, 70, 80, 90, 100% | ||