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Instructions for preparing and fitting Girling brakes for a 10,000-mile test on chassis 6-B-IV.


Identifier  ExFiles\Box 83\1\  scan0305
Date  21th November 1936
  
2099

To HPS. {Horace Percy Smith - Experimental Factory Mgr}

Rm {William Robotham - Chief Engineer} /AFM. {Anthony F. Martindale} 5/JH.21.11.36.

10,000 Miles Test of Girling Brakes on 6-B-IV.

We are going to send 1-B-IV into the shop to have its brake removed, and rebuilt, after which they can be fitted to 6-B-IV.

The front brakes must be stripped, the carrier plate modified as in attached drawing RM. {William Robotham - Chief Engineer} 258, the brakes relined, with Ferodo to be supplied by Rm {William Robotham - Chief Engineer} /AFM {Anthony F. Martindale} , the 2.5" centre hole on the front equalizer to be welded up and redrilled at 2.2" centres and the equalizer rebuilt using the links herewith; the whole to be built on the new axle recently sent into the fitting shop using steering levers Rm. {William Robotham - Chief Engineer} 232/3.

The rear brakes are to be stripped, relined with Ferodo to be supplied by Rm {William Robotham - Chief Engineer} /AFM {Anthony F. Martindale} , a dust shield for use with aluminium drums to be rivetted to each of the rear false back plates, and then reassembled

The cross shaft to R.R. Sch. 1006 and all other details thereon to be used.

The holes in the clutch pit for the normal front equalizer are to be blocked up. If the new 3" centres lever for the cross shaft is not ready in time, the one new on 1-B-IV is to be used.

The rear drums are to be the latest aluminium drums with Millenite liners, the front drums are to have Brimol liners.

Rm {William Robotham - Chief Engineer} /A.F.Martindale.
  
  
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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