[AT] Allis-Chalmers CA Hydraulic Cylinders

R Mull rbobmull at comcast.net
Mon Nov 8 15:37:44 PST 2004


Charlie the "CA" does not  use a spring. Mine will lock up in the up 
position when I don't have the adjustments on the pump set right.Never had a 
cylinder come apart before though.

Thanks,
Robert Mull
Woodstock, Georgia
----- Original Message ----- 
From: "charlie hill" <chill8 at cox.net>
To: "Antique tractor email discussion group" <at at lists.antique-tractor.com>
Sent: Monday, November 08, 2004 6:27 PM
Subject: Re: [AT] Allis-Chalmers CA Hydraulic Cylinders


> Mathew let's hope they are repairable because you aren't likely to find 
> any to replace them with.  At least not OEM ones.
>
> Not being able to see the cylinders it's hard to tell you how they come 
> apart but generally speaking the outer tube or the cyliner usually screws 
> into the lower end housing where the hose attaches.
> It sounds like some sort of retainer was missing and it caused the rod to 
> extend to far.  Your cultivators should have a big spring somewhere that 
> helps pull them back down.  That too depends on exactly which cultivator 
> set up you have but generally AC cultivators had a spring.
>
> Charlie
> ----- Original Message ----- 
> From: "Matthew" <matthewx at dogod.com>
> To: <at at lists.antique-tractor.com>
> Sent: Monday, November 08, 2004 2:55 PM
> Subject: [AT] Allis-Chalmers CA Hydraulic Cylinders
>
>
>>I hooked up the cultivator to my CA this weekend, I had the draw bar on it
>> for a long time now.  In fact ti took me a while to find the cultivator 
>> in
>> the overgroth.  I remebered about where I put it..
>>
>> Anyway, I got all the pins in place and engaged the pump, and pulled the
>> lever and the hydraulics came right to life.  Both the the cylinders weep
>> a little but they have done that for years.  All seemed good until I went
>> to lower the cultivator into working position; nothing happened.
>>
>> After shutting it off and taking a closer look at it, it seemed like the
>> cylinders overextended a little bit and locked in the piece they pivot
>> against.  I took the bolts holding the cylinder rods off of the piece
>> they push against, which was all very tightly jammed together, and as
>> soon as I had one rod disconnected I could get the thing to come back
>> down.  What was odd was that cylinders rod fell right out of the cylinder
>> when I put it down.  There is a ring around the end of it that looks like
>> it should have some sort of a keeper on it that is missing.  I did not
>> see it in the cylinder though.  The other side the rod stops before it
>> falls out.
>>
>> Are these cylinders repairable (ie new keepers and packings) or should I
>> start looking around for a new set?  If they are repairable who would 
>> have
>> parts?  How do they come apart?  The front (rod end) looks to be perm.
>> attached.
>>
>> Any advice is appriciated!
>>
>> --Matthew
>>
>>
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>
>
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