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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 detailing defects for Stromberg carburettors, regulators, tappets, and plugs across different engine models.

Identifier  ExFiles\Box 130\4\  scan0107
Date  11th February 1937 guessed
  
- 12 -

25 HP. 30 HP. PH.II. PH.III. TOTAL. GRAND TOTAL. REMARKS.

STROMBERG CARBURRETTER DEFECTS.
December Quarter. C.C. - 9 - - 9) 9 2 - Flooding.
C.P. - - - - -) 8 - Spitting back.
Previous Quarter. C.C. - 5 - - 5) 6
C.P. - 1 - - 1)
Six Months. - 15 - - 15 15

[Handwritten]: Radclyffe When can we try modified float Chamber leverage.

FAULTY REGULATOR.
December Quarter. C.C. 9 - 3 2 14) 17
C.P. 3 - - - 3)
Three Months. 12 - 3 2 17 17

NOISY TAPPETS.
December Quarter. C.C. 21 3 13 2 39) 46 20/25 HP. Chiefly tappet rollers and pins.
C.P. 2 - 5 - 7) PH.II. Common complaint with heavy exhaust valves.
Three Months. 23 3 18 2 46 46 PH.III. Failure of automatic adjustment.

[Handwritten]: Swell. Are the Pin complaints due to choked filters Rm{William Robotham - Chief Engineer}

MISFIRES. (DEFECTIVE PLUGS).
December Quarter. C.C. 1 4 - 11 16) 16
C.P. - - - - -)
Three Months. 1 4 - 11 16 16
  
  


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