Rolls-Royce Archives
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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).
Car's damper system performance, detailing an oil pressure loss due to a loose union.

Identifier  ExFiles\Box 11\4\  04-page154
Date  8th January 1933
  
Hôtel Sylva Pergolèse
PARIS
3, Rue Pergolèse (XVIe)
Avenue de la{L. A. Archer} Grande-Armée
Bois de Boulogne
Téléph. : Passy 38-12
Passy 23-54

LES

8/1/33

19 Ex

To Hs{Lord Ernest Hives - Chair}

The general running of the car was satisfactory.
I have had very little running with the shock dampers under full load, as after the first 50 miles the union joining the pipe which crosses the chassis behind the gear box to the N.S. pipe came loose & sufficient oil was lost to cause the pressure to drop. I tightened the union & then later I pulled into a side road & re-filled the governor case after this the pressure returned and the dampers seemed to be very effective.
On the London tram lines I used the dampers in the Min position & on reaching the open country I changed over to the max position of the control but the pressure failed to build up.
This I think is due to foreign matter in the
  
  


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