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).
Test report logging lap times, various temperatures, and oil pressure under different vehicle conditions.

Identifier  ExFiles\Box 24\5\  Scan227
Date  13th June 1930 guessed
  
MEAN LAP TIME.
AIR TEMP.
TOP WATER TEMP.
BOTTOM WATER TEMP.
OIL TEMP.
SCUTTLE TEMP.
GEAR-BOX TEMP.
OIL PRESSURE.

CONDITION (2) A.{Mr Adams} TEST.
Owing to the cut-out having seized up and pressure for time this test was omitted

CONDITION (2) B. C.O. CLOSED.
75.17 | 25° | 90°C. | 180°F.{Mr Friese} | 85°C. | 38°C. | 63°C. | 30 lbs/sq. in.
75.17 | 25° | 94° | 190° | 90° | 39° | 63° | 28 " "
Petrol supply starving. Ball valve in petrol line inverted. Porous pot filter left in.

CONDITION (2) C. C.O. CLOSED. VENTILATED BONNET.
77.57 | 25° | 89° | 179° | 90° | 35° | 63° | 30 lbs.
77.57 | 25° | 95° | 188° | 100° | 35° | 65° | 27 "

CONDITION (2) D.{John DeLooze - Company Secretary} VENTILATED BONNET. FAN BELT REMVD.
78.43 | 25° | 92° | 184° | 88° | 37° | 62° | 30 lbs.
76.03 | 25° | 101° | 198° | 96° | 27.5° | 63° | 28 "
Starving in petrol supply. Porous pot filter removed and plate element fitted.
NOTE. 'D' test was run before 'C'.
  
  


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