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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).
Special parts required to fit a geared starter motor to the 20/25 HP Chassis.

Identifier  ExFiles\Box 62\1\  scan0317
Date  17th May 1935
  
RHC{R. H. Coverley - Production Engineer}
C. E.{Mr Elliott - Chief Engineer}
c. Hs{Lord Ernest Hives - Chair}/Wst.
WST
6134.
BY/RD1/W.17.5.35.

20/25 H.P.Chassis.
Geared Starter Motor.

To fit the geared starter motor to the 20/25 H.P. chassis, the following special parts will be required on the Starter Motor Drive, Section 8040 :-

D.54611. Starting Pinion.
D.54612. Driving Shell.

These parts are shown on L.O.P. D.54613, the remainder of which parts are available from production.

The starter motor itself will be the standard Bentley type which can be obtained from production to the following L.O.Ps. :-

Section 8000. Armature. DB.{Donald Bastow - Suspensions}697.
Section 8010. Bearing Brackets,etc. DB.{Donald Bastow - Suspensions}715.
Section 8020. Commutator. DB.{Donald Bastow - Suspensions}306.
Section 8030. Frame and Fld.Winding. DB.{Donald Bastow - Suspensions}432.

Blue prints of the special parts have previously been issued to you with our memo BY/RD4/W.14.5.35, instructing pieces for Bentley.

BY/RD.
  
  


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