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).
Dynamo charging failures in a 4 1/4-litre Bentley due to an electrical short.

Identifier  ExFiles\Box 131\4\  scan0083
Date  9th March 1937
  
1113.
E.{Mr Elliott - Chief Engineer} from Rm{William Robotham - Chief Engineer}/GWH.{George W. Hancock - Head Chateauroux}
By.{R.W. Bailey - Chief Engineer}
Rm.{William Robotham - Chief Engineer}
Kingsbury. 9.3.37.
4 1/4-litre Bentley - Electrical.
There have been several failures of the dynamo not charging, due to a fault in the circuit to the ignition warning lamp. The twin cable which does not look like our own has been shorting on the holding down screw of the regulator. The wire has been pulled too tight and destroyed the covering as per sketch.
FIXING SCREWS
REGULATOR UNITS
INSULATION
B -> SCREEN
DOWN
+
I/F LAMP
DIST. BO.
  
  


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