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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).
Carburettor faults and rectifications on 20/25 HP and Phantom II chassis.

Identifier  ExFiles\Box 130\4\  scan0019
Date  30th June 1936 guessed
  
7

18 - Carburetter flooding
June Quarter C.C. 3
Previous Quarter C.C. 1
Six Months 4

20/25 H.P. CHASSIS
Standard Modification as per Depot Sheet Hd.{Mr Hayward/Mr Huddy}287.
GSF.II - 10.935 Kms. - Job 35220.
Fitted a filter to the carburetter.
GPG.I9 - 22.430 Kms. - Job 34994
As above.
GKC.25 - 8245 Miles - (Nice job).
Reset the level.

19 - Carburetter throttle sticks.
June Quarter C.C. 3
Previous Quarter C.C. 2
Six Months 5

PHANTOM II CHASSIS
5.UK - 11.000 Kms. - Job 35049
Fitted an extra pull off spring.
68.SK - 14.740 Kms. - Job 35040
As above.
187.TA - 7800 Kms. - Job 34868
As above.
We find the fitting of an extra pull off spring to be very effective.

20 - Dead spot in carburetter when picking up.
June Quarter C.C. 1
Previous Quarter C.C. 1
Six Months 2

PHANTOM II CHASSIS
209.RY - 26886 Kms. - Job 35215
Cleaned and reset carburetter.

21 - Petrol consumption poor.
June Quarter C.C. 1
Previous Quarter C.C. 1
Six Months 2

20/25 H.P. CHASSIS
GBJ.15 - 4289 miles. - Job 35134.
Dismantled the carburetter, cleaned out same and slightly reduced the original setting.
When next the car is sent to us, we are going to fit a new XC.3 needle sent specially from Works.
  
  


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