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Hyundai 1100W Electric Clean and Dirty Water Submersible Water Pump / Sub Pump | HYSP1100CD | Generator Pro
![What is this bolt for? Priming the pump? Submersible sump pump hums when plugged in but isn't moving water. The online manual doesn't mention priming or oil maintenance. Every online source says What is this bolt for? Priming the pump? Submersible sump pump hums when plugged in but isn't moving water. The online manual doesn't mention priming or oil maintenance. Every online source says](https://preview.redd.it/t2zt520q2dl71.jpg?auto=webp&s=004b54a491e941211b59924d36dcbd47380869e5)
What is this bolt for? Priming the pump? Submersible sump pump hums when plugged in but isn't moving water. The online manual doesn't mention priming or oil maintenance. Every online source says
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Semi-Submerged Sump Pump Sewage Water Pump Vertical Slurry Pump with Agitator - China Submersible Sump Pump, Water Sump Pump | Made-in-China.com
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Sump Pump, Prostormer 1HP 3700GPH Submersible Clean/Dirty Water Pump with Automatic Float Switch for Pool, Pond,Garden, Flooded Cellar, Aquarium and Irrigation (Orange) - Amazon.com
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