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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).
List of recommended alterations and deletions for an instruction book, identified by page number.

Identifier  ExFiles\Box 139\3\  scan0007
Date  10th March 1931
  
87982?

To By/NW.{N. Walker - Patents} From Hs{Lord Ernest Hives - Chair}/CWH.
c.c. to Hs.{Lord Ernest Hives - Chair}

LH{Mr Haworth} PH II

We have checked the instruction book and recommend the following alterations or deletions.

Page 40.
Should not remove valves first (personally), valve seats may become damaged whilst decarbonising.

Page 42.
Include. Great care should be taken not to get any grinding paste on the valve stems during the operation.

Page 43.
These are special steel lined C & A washers. (manifolds, also the spherical steel washer)

Page 49.
Delete - The delivery from the pump is carried into the timing gearcase, thus ensuring that. etc

Page 50.
Failure of Vacuum Feed. This should follow action of Vacuum Feed.

Page 64.
To be deleted. - The starting carburetter is provided to supply a suitably rich mixture for starting purposes. ( This has been stated previously ).

Page 67.
To be deleted. - Further, even should the servo be out of action the rear pedal operated brakes still provide the same braking capacity as was available before the adoption of the front wheel brakes.

Page 81.
Diagram incomplete. An oil catcher has been fitted.

Page 108.
We should delete the whole chapter dealing with the magnetic polarity of the machine.
  
  


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