I conducted & drove 840 at East Preston depot 1987/1989 very bright lights
inside
On Sat, 9 Mar. 2024, 9:34 am Jeremy Wainwright, jewiwa@...> wrote:
> The answer to this intriguing question would presumably appear in the
> individual car records kept at the workshops. Have they disappeared without
> trace?
>
> JWW
> ------------------------------
> *From:* 'Mick Duncan' via TramsDownUnder tramsdownunder@...>
> *Sent:* Saturday, 9 March 2024 12:56 AM
> *To:*tramsdownunder@... tramsdownunder@...>
> *Subject:* Re: [TramsDownUnder] Re: One for the brains trust!
>
> Gday All
>
> I used to drive 840 when I was at Kew
>
> It had an extra light curcuit and was nice and bright inside
>
> Cheers, Mick
>
> On 6/03/2024 9:05 pm,matt.aus...@... wrote:
>
> I forgot to mention, I’d imagine that changing pole placement in relation
> to bolsters would’ve raised concerns as to how the cars with poles mounted
> further fore/aft would track through frogs. I can’t imagine that there’d be
> much desire to redesign the overhead to suit cars with modified pole
> placement, while still working on standard cars.
>
> On Wednesday 6 March 2024 at 20:58:21 UTC+11matt.aus...@... wrote:
>
> 840 seemed to have been rebuilt a number of times. First was in 1949 to
> test the dropcentre layout planned for PCC 980, then again in 1976, when it
> gained a lined ceiling and dropcentre seating changed to the standard
> layout. It seems unusual that something as substantial as a pole location
> change with associated trolley bridge work would be done on a service car
> outside of other work. Perhaps the unusual pole placement was done in 1976
> to test ideas for Z2 or Z3 cars?
>
> The following pic of 840 posted by David Featherstone appears to be around
> 1970, and the poles are in the standard location.
> https://tdu.to/i/74368
>
> This pic, also posted by David Featherstone, also shows the car in 1977
> with the poles in the standard location, particularly clear given the
> amount of pole forward of the trolley hook at the far end, compared with
> that posted by Mal.
> https://tdu.to/i/70908
>
> As such, it seems strange that it’d be converted in 1976 and back before
> early 1977. Anything is possible.
>
> Possibly the work was done earlier, when 1041 was built and there were
> concerns about its pole placement. Looking at the pole placement on 1041 in
> David McLoughlin’s pic of its first day in traffic, the poles appear to be
> mounted basically above the inner wheelsets as on the W series cars, but
> the ends of the poles don’t stick out as much, due to the fact that the
> 1041 is six feet longer than a W on the same wheelbase.
> https://tdu.to/i/79774
>
> It’s a mystery.
> On Wednesday 6 March 2024 at 17:35:35 UTC+11 Mal Rowe wrote:
>
> The attached pic of Melbourne 840 dates from some time between the 1960s
> and 1970s.
>
> It shows some extra long trolley poles fitted.
>
> In the pattern of the current discussion of current collection ... (pun
> intended) ... Why?
>
> Mal Rowe who does not know the answer
>
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