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Troubleshooting (Cont.)
Pump is noisy.
Problem
Pump runs without flow. Impeller is loose
Debris in contact with fan
Debris in strainer basket
Loose mounting
Possible Cause
Air leak
Clogged or restricted plumbing
Check that back of pump is free from dirt and debris. Use
compressed air to clean.
Clean strainer basket.
Check that mounting bolts of pump and pump are tight.
Corrective Action
Check that pump is spinning by looking at fan on back of
UltraFlow VS Variable Speed Pump. If so, check that pump
impeller is correctly installed.
Check plumbing connections and verify they are tight.
Check for blockage in strainer or suction side piping.
Checked for blockage in discharge piping including partially
closed valve or dirty pool filter.