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Major Overhaul of Paxman VP185 Engine Used in XPT Power Cars

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Jonathan Lau

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Mar 15, 2004, 7:43:53 PM3/15/04
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2004/0103: Major Overhaul of Paxman VP185 Engine Used in XPT Power Cars

https://tenders.nsw.gov.au/railcorp/shared/rftdetail.cfm?p_id=3896&p_criteria=2004%2F0103

The oldest VP185 engine isn't even 4 years old yet! They must be
flogging the poor things to death for them to come up for major overhaul
in under 4 years.

Regards,

Jon Lau

Matthew Geier

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Mar 17, 2004, 3:03:27 AM3/17/04
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XPTs are flogged to death. They boast one of the highest fleet
utilizations in the world. I seem to recall them saying only the French
TGV fleet did better.

An XPT set only spends a couple of hours a week at Meeks Rd. The rest of
the time they are 'on the road'. I don't know how many back to back runs a
set does before they pull it and do more than a 'pit stop' inspection on
it. I was told ages ago, but have forgotten.

They push em hard.

Al

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Mar 17, 2004, 3:15:21 AM3/17/04
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"Jonathan Lau" <jon...@ozemail.com.au> wrote in message
news:40564c5c$0$31901$afc3...@news.optusnet.com.au...

3-4 years sounds about right for a hard-worked diesel engine to be rebuilt.

Al


John Molloy

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Mar 17, 2004, 6:21:41 AM3/17/04
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"Al" <ap...@nospam.bigpond.net.au> wrote in message
news:tOT5c.107166$Wa.3...@news-server.bigpond.net.au...
Which would explain why I saw a dead xpt being loco hauled throught Penrith
last Thursday (10th) about 7:15pm.

John


David Johnson

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Mar 17, 2004, 6:48:29 AM3/17/04
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How fast was it going?

---
Shouldn't it be called a "near hit"?
---

David Johnson
use...@trainman.id.au
http://www.trainman.id.au
------------------------------------
These comments are made in a private
capacity and do not represent the
official view of RailCorp.

Adam

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Mar 17, 2004, 9:34:19 AM3/17/04
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"John Molloy" <jmol...@nospam.bigpond.net.au> wrote in message
news:9xW5c.107462$Wa.4...@news-server.bigpond.net.au...
I think I saw the same XPT getting pulled through Lidcombe station. XPT had
city of Orange designation. Have to wonder what happened...

Adam


Christopher Hay

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Mar 18, 2004, 7:52:53 PM3/18/04
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"Jonathan Lau" <jon...@ozemail.com.au> wrote in message
news:40564c5c$0$31901$afc3...@news.optusnet.com.au...

I know most of the IS125 UK sets are to recieve or have/already have the
VP185 engine.

Also, this engine has been proposed as the engine to be put into the so
called HST2 train but at a higher power rating.

With the XPT's, whats the failure rate like due to an engine dying rather
than associated equipment like electrics and transmisions to the amount of
kilometers it has travelled?

Chris


Nathan Cox

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Mar 19, 2004, 3:10:08 AM3/19/04
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"David Johnson" <use...@trainman.id.au> wrote in message
news:0oeg505926e278c66...@4ax.com...

> On Wed, 17 Mar 2004 11:21:41 GMT, "John Molloy"
> <jmol...@nospam.bigpond.net.au> wrote:
>
> >
> >"Al" <ap...@nospam.bigpond.net.au> wrote in message
> >news:tOT5c.107166$Wa.3...@news-server.bigpond.net.au...
> >>
> >> "Jonathan Lau" <jon...@ozemail.com.au> wrote in message
> >> news:40564c5c$0$31901$afc3...@news.optusnet.com.au...
> >> > 2004/0103: Major Overhaul of Paxman VP185 Engine Used in XPT Power
Cars
> >> >
> >> >
> >>
>
>https://tenders.nsw.gov.au/railcorp/shared/rftdetail.cfm?p_id=3896&p_criter
ia=2004%2F0103
> >> >
> >> > The oldest VP185 engine isn't even 4 years old yet! They must be
> >> > flogging the poor things to death for them to come up for major
overhaul
> >> > in under 4 years.
> >> >
> >> > Regards,
> >> >
> >> > Jon Lau
> >> >
> >>
> >> 3-4 years sounds about right for a hard-worked diesel engine to be
> >rebuilt.
> >>
> >> Al
> >>
> >Which would explain why I saw a dead xpt being loco hauled throught
Penrith
> >last Thursday (10th) about 7:15pm.
>
> How fast was it going?

Not very fast, I seen two ARG units on it at Lithgow Up Yard

Nathan

The Infamous S58

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Mar 19, 2004, 11:47:34 AM3/19/04
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"Christopher Hay" <chris...@ntlworld.comspamme> wrote in message
news:ivr6c.97$7f6...@newsfe2-gui.server.ntli.net...

On all the XPT's I've had dealings with it's the Traction motors that fail,
not the diesel engines.

SAM

--


You cannot help men permanently by doing for them what
they could and should do for themselves.

Abraham Lincoln


David Bromage

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Mar 21, 2004, 8:13:12 PM3/21/04
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Jonathan Lau <jon...@ozemail.com.au> wrote in message news:<40564c5c$0$31901$afc3...@news.optusnet.com.au>...
> The oldest VP185 engine isn't even 4 years old yet! They must be
> flogging the poor things to death for them to come up for major overhaul
> in under 4 years.

Looking through the tender document in detail, it's the 24,000 hour
major overhaul. Going 24,000 hours between overhauls is pretty good by
any standards. The engines in the Navy's Fremantle class patrol boats
only go 9,000 hours between major overhauls. Aircraft engines
typically only go 1,500-2,000 hours.

24,000 hours in 4 years is an average of 16 hours per day. Running
them for long periods actually lengthens their lives. I have heard
quoted the figure of 10 hours taken off the life of a diesel engine
for each cold start.

Cheers
David

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