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 exhaust silencer faults including corrosion, blows, and cracks, with proposed remedies.
| Identifier | ExFiles\Box 130\1\ scan0187 | |
| Date | 8th February 1935 guessed | |
| - 5 - EXHAUST SILENCER CORRODED. 25 HP. PH.II. TOTAL. GRAND TOTAL. REMARKS. December Quarter. C.C. 1 15 16) C.P. - 1 1) 17 All silencers are now being Parkerised and a longer life is expected. Previous Quarter. C.C. 1 3 4) C.P. - 1 1) 5 Six Months. 2 20 22 22 EXHAUST BLOWS GENERALLY AND CUT-OUT SEIZED OR RATTLE. December Quarter. C.C. 18 30 48) C.P. 17 21 38) 86 This trouble on Ph.II is caused by the sliding joint not working properly and is cured by modifying the sliding joint and fitting an additional stay to the rear silencer as per Depot Sheets Hd.{Mr Hayward/Mr Huddy}199 and Hd.{Mr Hayward/Mr Huddy}218. Previous Quarter. C.C. 19 26 45) C.P. 7 10 17) 62 Six Months. 61 87 148 148 FRONT EXHAUST SILENCER CRACKED. December Quarter. C.C. - 5 5) C.P. - 1 1) 6 Previous Quarter. C.C. - 4 4) C.P. - 8 8) 12 Six Months. - 18 18 18 | ||