Re: mixing loco parts

[keithm@commslab.gov.au (Dave Malcolm)]

In article <388c3107.0@iridium.webone.com.au> "Derick Wuen" <cullend@webone.com.au> writes:
>From: "Derick Wuen" <cullend@webone.com.au>
>Subject: Re: mixing loco parts
>Date: Mon, 24 Jan 2000 22:00:49 +1100


>Bob wrote in message <3886D989.CC528290@acay.com.au>...
>>Tender swapping was common in NSW. Every tender had a number and that
>number did
>>not necessarily match the loco. It gets better, the boilers also have a
>number and
>>they don't match the loco number either! It was usually whilst locos were
>being
>>overhauled in workshops that the swapping of parts happened. Also the case
>in the
>>UK. A recently restored Hall class has been renamed as they discovered more
>parts
>>from another loco than the one they actually had. I suspect other states in
>>Australia did the same. Then there is the 'known' renumbering of
>locomotives where
>>the whole loco received a new number. In the end it is only a number.
>>Bob
>snip

>1. There is the famous photo of 2 6042's beside each other inside Cardiff
>workshops.

>2. Boilers, tenders, bits 'n' pieces all stamped with different engine
>numbers on all locos I have had something to do with. e.g. 6029 ended up
>with boiler 6002A, and scraped back one of the painted numbers on the cab
>side said 6003. 3016 contains a fair number of parts from 3102 and vice
>versa, and not all stamped with either number. Point is that in getting them
>in and out of workshops expedience overrules numerical "purity".

That's right. 1210 though even has a brake hanger stamped 120, her original 
number.

Dave Malcolm

>3. William Thow's standards were designed for parts interchangability not
>only within but across classes. For e.g. eccentric straps went this way if I
>recall correctly.... 32 class straps when worn out were remachined to 50
>class which when worn out were remachined to 30 class.... at each step the
>eccentric diameter was larger by design to accommodate the swap. There were
>lots of other examples of this as well as the obvious substitutions (turbos,
>Westinghouse pumps, brake stands, clack valves, injectors etc).

>4. Makes you wonder what a "locomotive" is.... like my father's axe, which
>has only had 2 new heads and 3 new handles, its as good as new.