Yeah, I looked at your motor label -- but that's what it is; a motor label. The pump label is on the wet end of things.

3. Add 2 gallons of plain 6% household bleach tomorrow evening; test the chlorine the following AM (Wednesday)
Up the dose to 4 gallons, and add it in the EVENING. Let us know when you get the K-2006 -- we need FC, CC, and CYA readings in particular. (And no, you can't trust your pool store tests -- a few are trustworthy, most aren't, and the only way to tell the difference is to compare their results with your K-2006 results . . . !)