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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).
Parts changes for the governor control for shock dampers on the Phantom II chassis.

Identifier  ExFiles\Box 16\5\  Scan064
Date  10th December 1932
  
X7520 BY/HEB{H. Biraben}2/M.10.12.32.
c. Ha/Rm.{William Robotham - Chief Engineer}

RECEIVED DEC 10 1932

PHANTOM II. CHASSIS.

GOVERNOR CONTROL FOR SHOCK DAMPERS
SEC:7163.

IN ACCORDANCE WITH "N" SCHEME 3593.
DAMPER GOVERNOR RELEASE VALVE MODN:

Further to memo' BY/HEB{H. Biraben}2/M.9.7.32. please receive herewith two Blue Prints of each of the following, together with an extra print of parts marked @,-

F.84862 Release Valve. 1 off, replacing F.84624.
@ F.84863 Stud for Drip Plug. 1 " " G.78415.
@ F.84864 Single Drip Plug. 1 " " F.77862.
F.84865 Oil Pipe(Main Casing to Release Valve) 1 off, replg: F.84639.
F.84866 Plunger(Release Valve). 1 off, replacing F.84625.
@ F.84867 Pin(Release Valve Plunger). 1 " ADDITIONAL.
F.84868 Sliding Shaft(Release Valve). 1 " replacing F.84634.
F.84869 Oil Pipe Stud(Main Casing). 1 " " F.84635.

The following standard parts are also required.-

F.79464 Washer(Drip Plug). 1 off, replacing F.73411.
F.78494 " { " " }. 2 " " F.77242.
E.55155 Nut { " " }. 2 " " F.81148.
G.77187 Single Pipe Conn:(.250 Pipe). 3 " " F.77862.

The following parts are not required.-

F.84626 Spring Ring(Release Valve Outer Housing). 1 off.
F.{Mr Friese} 6754 Inner Housing(Release Valve). 1 "
F.79766 Disc(Oil Pipe Stud). 1 "

Please note that F.84557 Release Valve Casing, has been altered by Altn: No:14001/F.{Mr Friese} and is now correct in accordance with the above Scheme.

BY/HEB.{H. Biraben}
  
  


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