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Number 7's Photograph Gallery


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Sir Nigel Gresley is now out of traffic for overhaul. This will probably take three years and cost about £750,000. If you would like to make a donation towards this overhaul please click on one of the the donate buttons.


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A progress report for the overhaul may be found here.
 

From January Overhaul 2020

The equal lever of the Gresley conjugated gear has new bushes and is shown on the machine after being bored out.
Photograph: Richard Swales

1 January 2020

The Cartazzi "wedges" have been skimmed by one of our volunteers to restore the correct geometry.
Photograph: Richard Swales

9 January 2020

The trailing Cartazzi horn liners are worn beyond further use. Here the right side one is being carefully removed.
Photograph: Richard Swales

9 January 2020

The keyways in the coupling and connecting rods are being carefully dressed to remove wear and to ensure security of the key when the bushes are pressed in.
Photograph: Richard Swales

9 January 2020

The new steam pipe casting have been delivered and await transporting to contractors for machining.
Photograph: Richard Swales

9 January 2020

The middle gudgeon pin before grinding has to be fitted with a plug drilled with a centre hole so that the pin can be rotated about its cemntre accurately. The plug is fitted at the large end.
Photograph: Darrin Crone

9 January 2020

The boiler lagging is now being fitted.
Photograph: Ken Woods

14 January 2020

The tender filler space is being painted ready to accept the air tanks. Here shown in undercoat.
Photograph: Peter Brackstone

15 January 2020

The new valve guide casting is carefully positioned on the valve chest cover before being drilled for its securing bolts.
Photograph: Richard Swales

16 January 2020

The crinoline that supports the streamline casing is being repaired and painted before fitting.
Photograph: Richard Swales

18 January 2020

The air brake tanks have been hydraulically tested and passed by the insurance company.
Photograph: Darrin Crone

21 January 2020

The crinolines are prepared for fitting.
Photograph: Richard Swales

23 January 2020

Insulating the boiler. The insulation is retained with chicken wire.
Photograph: Richard Swales

23 January 2020

Two of the gudgeon pins after return from the grinders.
Photograph: Richard Swales

23 January 2020

All the coupling rod and outside big end bushes have now had keys made and fitted, and the oiling felts fitted.
Photograph: Richard Swales

23 January 2020

The knuckle pins that join the coupling rods together have tapers machined to provide best fit in the rods.
Photograph: Richard Swales

23 January 2020

The valve guides are mounted on the valve covers and are examined for their condition.
Photograph: Richard Swales

28 January 2020

One of the valve guides has been replaced by a new casting. It is being fitted to its valve cover.
Photograph: Richard Swales

28 January 2020

All the cylinder relief valves have now been successfully tested at their set blow off pressure. A lot of work has gone in to recovering some of these valves.
Photograph: Richard Swales

28 January 2020

All the crinoline sections, in order of fitting are in front of the loco being prepared.
Photograph: Trevor Camp / SNGLT

28 January 2020

The key ways in the rods show wear so these are dressed. The new keys fitted to the bushes locate in here.
Photograph: Richard Swales

30 January 2020

The backhead cladding is fitted. It can be seen where the numerous large sections were previously cut out for repairs. These have been welded in place.
Photograph: Peter Brackstone

5 February 2020

The main boiler cladding after a preliminary clean. It is made up of original sections, patches and newer material.
Photograph: Peter Brackstone

11 February 2020

More of the main boiler cladding showing the condition of some of the sections.
Photograph: Peter Brackstone

11 February 2020

We had a visit from twp Chelsea Pensioners.
Photograph: Tony Oldfield

12 February 2020

The Cartazzi overhaul is well under way. The bronze slide have been skimmed to return them to the correct shape. Both are marked as being from 4464 Bittern, the Left previously marked as being on V2 4788 (60817).
Photograph: Darrin Crone

12 February 2020

The trailing crossheads have been machined to remove all their whitemetal and to true them up. The crosshead on the milling machine located on the valve spindle socket.
Photograph: Richard Swales

12 February 2020

The loco now carries a complex electrical system. Here some of the wiring is reinstalled after new conduit was run in below the cab floor.
Photograph: Richard Swales

13 February 2020

One of the coupling rod bushes about to be pressed in.
Photograph: Richard Swales

20 February 2020

One of the coupling rod bushes being pressed in, aligned by a close fitting key.
Photograph: Trevor Camp / SNGLT

20 February 2020

The old valve guide that was unacceptably out of position is machined to correct its alignment.
Photograph: Richard Swales

21 February 2020

The reverser column is refitted now the backhead cladding is in place and painted.
Photograph: Peter Brackstone

27 February 2020

Not mentioned in the report but there's plenty of activity on more minor components. Here the cover for the tender gangway top spring is being painted before fitting.
Photograph: Peter Brackstone

27 February 2020

New tender streamlining steel in position.
Photograph: Richard Swales

27 February 2020

The streamlined casing shows corrosion along the sides and bottom edges. New steel is welded in.
Photograph: Darrin Crone

3 March 2020

Four Cartazzi Spenser spring bottom plates are required we are using two old and two new.
Photograph: Darrin Crone

4 March 2020

The lower cod's mouth door assembly being fitted after riveting and painting.
Photograph: Peter Brackstone

5 March 2020

To work on the boiler safely we have had to invest in access equipment. It is all checked weekly following a controlled procedure.
Photograph: Richard Swales

5 March 2020

The battery box is being fabricated.
Photograph: Richard Swales

5 March 2020

The tender coal door catch after refurbishment.
Photograph: Darin Crone

8 March 2020

The back corner cladding pieces have been repaired, fitted and painted in undercoat.
Photograph: Peter Brackstone

11 March 2020

The tender gangway floorplate is in place.
Photograph: Richard Swales

12 March 2020

The new Cartazzi bronze bearing casting, now being machined.
Photograph: Richard Swales

12 March 2020

The projections from the back of the valve chest covers have to be the correct length to located against the valve liners.
Photograph: Richard Swales

14 March 2020

One of the coupling rod oiling rings having it's oil retaining holes de-burred.
Photograph: Darrin Crone

16 March 2020

TThe last cast iron steam pipe to be machined at contractors. The position of the datum for the holes to be drilled in the flange is being discussed.
Photograph: Darrin Crone

17 March 2020

The wedges for the lower tender vestibule support brackets being skimmed to restore their shape.
Photograph: Darrin Crone

17 March 2020

The left knuckle pin is fitted to the coupling rod.
Photograph: Darrin Crone

19 March 2020

The right leading oiling ring is pressed onto the bearing that projects through the rod and into a recess in the rods.
Photograph: Richard Swales

20 March 2020

The coal door frame has been partially riveted. The rivets being ground flush. The original small section of roof over the corridor is refurbished and fitted .
Photograph: Richard Swales

20 March 2020

All photographs are copyright of the photographer named on the larger version.

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