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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).
Standardisation document for a modified pipe to the exhaust hot spot to improve reliability.

Identifier  ExFiles\Box 171\1\  img120
Date  10th November 1927
  
RR 755 REVISED (IOH) (DE.659 9-12-26) 2M. 2/1157. COMPLETED 29.11.27
STANDARDISATION of CHASSIS PARTS.
Date 10.11.27

Description of Parts. MODIFIED PIPE TO EXHAUST HOT SPOT.
X No. 8230
Drawing No.
Part List

Origin. To improve reliability.

Experimental Test Report.
We have frequent complaints of the present pipe distorting and causing an exhaust blow. The modified arrangement has a pipe with bend for flexibility instead of sliding joint.

Road Test Report.
Run 10,000 miles on 8-EX car.
No trouble.

A Scrap and replace at all costs, including Chassis already delivered to Customers.
B Scrap and replace on Chassis in Works.
C Scrap present stock and replace on all Chassis not yet handed to test.
D Use existing stock Alteration effective on future Chassis.

Cost of Parts in Works which will be scrapped if commenced on :-
Series.........£.........
Series.........£.........
Series.........£.........

Weight of Old Part.
Weight of New Part.
Difference per Car.

Cost of Old Part. £ 2. 17. 10
Cost of New Part. £ 2. 19. 8
War.
Difference per Car. £ . 1. 10 increase.
Signature from Cost Dept. that above is correct. G/Rb.{R. Bowen} 24.11.27

INITIAL | DATE | REMARKS
BJ. | 29.11.27 | Agreed. BJ.
R.{Sir Henry Royce} | 17/11/27 | Agreed RWB
WOR.{Arthur Wormald - General Works Manager} | 10.11.27 | Agreed. Wor.{Arthur Wormald - General Works Manager}
RG.{Mr Rowledge} | 14.11.27 | Agreed. RG.{Mr Rowledge}
DA.{Bernard Day - Chassis Design} | 15.11.27 | Agreed. Da.{Bernard Day - Chassis Design}
BY.{R.W. Bailey - Chief Engineer} | 10.11.27 | Agreed. BY.{R.W. Bailey - Chief Engineer}
EP.{G. Eric Platford - Chief Quality Engineer} | 10.11.27 | Agreed. EP.{G. Eric Platford - Chief Quality Engineer}
E.{Mr Elliott - Chief Engineer} | 12/11/27 | Agreed
PN.{Mr Northey} | |
CWB. | 12.11.27 | Agreed. CWB.
HS.{Lord Ernest Hives - Chair} | 10.11.27 | Agreed.c E.Hives.

STAMP: ORIGINAL
STAMP: CANCELLED
  
  


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