Why is my motor running, but I do not see any water flowing?

Why is my motor running, but I do not see any water flowing?

• A dirty filter, blocked return line, or a valve that is shut or partially shut off on the return side of the pump can cause this problem.
• Check the strainer basket and make sure it is clean of debris.
• The pump’s impeller may be clogged if the pump is running but the pressure is very low on the filter.  Inspect and clean the impeller. Refer to your owners guide to answer any questions on this procedure.
• The pump may have lost prime or have a suction leak   Refer to 5 & 6 above