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).
Quarterly report summarizing vehicle faults related to brake squeaks and clutch issues for 3 1/2 and 4 1/4 Litre models.
| Identifier | ExFiles\Box 130\4\ scan0130 | |
| Date | 31th March 1937 guessed | |
| - 3 - 3 1/2 LITRE. 4 1/4 LITRE. GRAND TOTAL. REMARKS. 8. BRAKES SQUEAK (FRONT). March Quarter. C.C. 22 22 44) 69 C.P. 15 10 25) Previous Quarter. C.C. 36 18 54) 56 C.P. 2 - 2) Six Months. 75 50 125 125 REMARKS: Re-bedding or re-lining shoes may reduce tendency to squeak, but we have no permanent cure. Requires further investigation. S.6611 liners are being tried. They seem more free from squeaks. 9. BRAKES SQUEAK (REAR). March Quarter. C.C. 29 24 53) 86 C.P. 19 14 33) Previous Quarter. C.C. 42 31 73) 77 C.P. 4 - 4) Six Months. 94 69 163 163 10. BRAKES SQUEAK. (HAND). March Quarter. C.C. 10 7 17) 24 C.P. 5 2 7) Previous Quarter. C.C. 10 4 14) 14 C.P. - - -) Six Months. 25 13 38 38 CLUTCH FIERCE AND SLIPS. March Quarter. C.C. 48 37 85) 100 C.P. 15 - 15) Previous Quarter. C.C. 59 23 82) 84 C.P. 1 1 2) Six Months. 123 61 184 184 REMARKS: 3 1/2 LITRE. Mostly complaints of slipping. This clutch has not stood up to hard use. 4 1/4 LITRE. All complaints of fierceness or jagger. Depot Sheet No. Hd.{Mr Hayward/Mr Huddy}326 instructs fitting of propeller shaft damper in cases of complaint of jagger. This effects definite improvement. | ||