Pentair makes Fleck and Autotrol valves. PentairWaterTreatment.com, click on Fleck control valves. On the right side of the page, under Residential, is a list of Fleck & Autotrol valves. Click on a model number and it takes you to the spec sheets and the service manuals.
I have about worn this sit out over the last week or two. Hope this helps.