[AT] Allis Chalmers ED40 injector pipes

[John Maddock]

Thanks for the info Dennis.  It makes sense.

JV


> John,
>
> I have worked with some hoses that are good for 20,000 PSI. Plus. I do not
> think that pressure containing is the main issue.
> What may be an issue with hoses is the hose volume and hose expansion.
> Injectors put out small amounts of fuel, and there may be enough stretch
> or expansion in the hose where little or no fluid would get into the
> injector.
> One reason for the steel lines is the small ID which keeps fluid column in
> the lines small enough where volumetric compression of the fluid and
> volumetric expansion of the tubing are not a significant issues.
>
> Thanks
> Dennis
>
> Sent from my iPad
>
>> On Feb 9, 2020, at 1:33 AM, John Maddock <agtronixjv at southcom.com.au>
>> wrote:
>>
>> Thanks Cecil
>>
>> I wonder of hydraulic hose would stand the pulse or pressure?  If it
>> was
>> that easy, I suspect others would have done it.
>>
>> Jv
>>
>>> IIRC the tube fittings on the injectors and the pump are threaded into
>>> the pump casting and the injectors to adapt them to the tubing.  If
>>> you
>>> could determine the thread in the pump and injectors, then a hydraulic
>>> fitting could be used for the lines. Just a thought
>>> Cecil
>>>
>>>> On 2/8/2020 8:07 PM, John Maddock wrote:
>>>> Thanks James.  I'll pass this info on to Guy.
>>>>
>>>> JV
>>>>
>>>>
>>>>> With a thread gauge you could determine the size and pitch of all
>>>>> the
>>>>> ports. With an on-line catalog (Parker is one suggestion) you could
>>>>> identify all the fittings you need. Parker catalogs usually have
>>>>> info
>>>>> on
>>>>> making up tube assemblies. You would also need to order tubing and a
>>>>> tube
>>>>> bender. I bet you can bend up the set of tubes yourself. The tubing
>>>>> is
>>>>> the
>>>>> only thing that is difficult to ship. You could maybe pick that up at
>>>>> a
>>>>> local fluid power distributor. If you gave your list of parts to a
>>>>> local
>>>>> fluid power distributor they could probably cross it over to the
>>>>> similar
>>>>> items in the brands they carry.
>>>>>
>>>>>
>>>>>
>>>>> Does the Standard 23C use a fuel piping thread that is currently
>>>>> available?
>>>>>
>>>>>
>>>>>
>>>>> John (JV) Maddock  Down Under AT List member
>>>>> (agtronixjv at southcom.com.au<mailto:agtronixjv at southcom.com.au>); Can
>>>>> anyone suggest where a new set of  injector pipes might be obtained
>>>>> for
>>>>> said tractor? That tractor used  the UK-built Standard 23C engine,
>>>>> with
>>>>> a
>>>>> modified head fitted with  glow plugs. I have a friend who has
>>>>> modified
>>>>> his FE35 by the addition  of glow plugs, but now the original pipes
>>>>> don't
>>>>> fit well, and leak.
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>>>>>
>>>>
>>>> Be a good ancestor
>>>>
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>>
>> Be a good ancestor
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Be a good ancestor