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).
Statistical report on vehicle faults, detailing water leaks and hydraulic complaints by model and time period, with remarks on fixes.
| Identifier | ExFiles\Box 47\3\ Scan339 | |
| Date | 1st December 1931 guessed | |
| -11- 20 HP. 25 HP. PH.I. PH.II. TOTAL. GRAND TOTAL. REMARKS. WATER LEAKS FROM CYLINDERS. December Quarter. C.C. - 1 9 12 22 ) 84 Ph.I and Ph.II. definitely cured by W.P. - - 30 32 62 ) fitting nickel plated copper tubes in place of the original aluminium Previous " C.C. - - 11 4 15 ) 73 tubes. All cars being attended to W.P. - - 25 33 58 ) whenever possible. Six months. - 1 75 81 157 157 TOTAL HYDRAULIC COMPLAINTS. December Quarter. C.C. 18 53 11 55 137 ) 168 W.P. 3 7 6 15 31 ) Previous " C.C. 21 22 14 62 119 ) 136 W.P. - 1 1 15 17 ) Six months. 42 83 32 147 304 304 HYDRAULIC KNOCKS. December Quarter. C.C. 18 51 10 38 117 ) 138 This matter is in the hands of the W.P. 3 7 5 6 21 } Experimental Dept. for further invest- igation. Depot Sheets Hm.{Capt. W. Hallam - Head Repairs}105 and Previous " C.C. 21 21 13 48 103 ) 113 Hd.{Mr Hayward/Mr Huddy}217 deal with the treatment of W.P. - 1 - 9 10 } knocks on existing dampers and Hd.{Mr Hayward/Mr Huddy}225 describes modifications to replenish- Six months. 42 80 28 101 251 251 ing ball valve and oil feed to Phantom II. front intermediate levers. HYDRAULIC LEAKS. New split piston type shock damper December Quarter. C.C. - 1 1 8 10 ) 11 now being introduced on production and W.P. - - - 1 1 } should reduce these troubles. Previous " C.C. - 1 - 7 8 ) 9 W.P. - - - 1 1 } Six months. - 2 1 17 20 20 | ||