pump wont prime

I’m having difficulties getting my pool pump to prime. It’s a single-speed Waterway motor for my in-ground pool. Following a vacation and subsequent algae bloom, my pump became difficult to prime. I performed the following troubleshooting steps: -Cleaned cartridge filter w/ hose and...

I just had our pool opened up for the year by the company which made the pool originally 12 years ago, and who has always done our major pool service (opening and closing). This year, we had them to open the pool, and they got it up, primed, and running successfully. Water is green and cloudy...