[AT] sprayer pump

[charlie hill]

One more thing.  If you think you might ever want to spray something caustic 
like liquid fertilzer or liquid nitrogen make sure you think about that when 
you buy a pump and get a pump that will stand up to it.

Charlie
----- Original Message ----- 
From: "Brad Gunnells" <brad-gunnells at uiowa.edu>
To: "Antique tractor email discussion group" <at at lists.antique-tractor.com>
Sent: Wednesday, July 30, 2008 9:14 AM
Subject: [AT] sprayer pump


> I'm looking to see if anyone has experience hooking up (hose routing)
> a PTO driven roller pump for a sprayer.
>
> I have a carry-all 3pt platform with a folding spray boom my
> grandfather made many years ago. The pump had been removed or
> discarded long before I got it. I picked one up at auction several
> years ago and now have a need to put it all together. If I'm going to
> harvest beans this fall I better get the weeds taken care of!
>
> Anway, I have between the pump/accessories I got at auction and the
> sprayer  what I think I need. The question is plumbing. It "appears"
> on the original sprayer the pump output went directly to the spray
> valve. Is there any type of internal bypass built into a roller pump?
> I can understand an electric because an internal pressure switch can
> turn on and off when needed. But a PTO driven roller I'm not sure about.
>
> On the tractor side the job will be handled by an 801 Ford Select-O-
> Speed that is still waiting (....and waiting) for a cleanup and a
> fresh work clothes paint job.
>
> Thanks
> Brad
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