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Improvements to the autovac tank and Zenith petrol filter based on observations of a Bentley chassis.


Identifier  ExFiles\Box 44\1\  Scan235
Date  4th October 1928
  
S/W. {Sales / Derby Works}
Hs. {Lord Ernest Hives - Chair}
Copy to:- By. {R.W. Bailey - Chief Engineer} EP. {G. Eric Platford - Chief Quality Engineer}

X3700

CWB8/GM/4.10.28.

AUTOVAC AND ZENITH PETROL FILTER.

I recently saw one of the latest Bentley six cylinder chassis at Messrs. Barker's and noticed that the autovac tank was fitted with a small auxiliary filler about 1¼" in diameter with a screw top, which appears to be the usual fitting, in case of damage to the rear petrol tank and loss of petrol as a considerable quantity of petrol can by this means be readily put into the autovac tank, whereas, without it, it is a very laborious operation. You might think it worth while to consider some such fitting for our autovac tank

I also noticed that the Zenith filter of this car had not a glass cup but that it was a metal pressing, which on the whole would appear to be more satisfactory in view of the trouble we have already experienced with the glass cup.

CWB.
  
  
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).


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