12
Problem
Possible Cause
Corrective Action
Pump operates,
but delivers little
or no water.
1. Low line voltage.
1. Contact an electrician.
2. Inlet screen clogged.
2. Remove debris.
3. Broken impeller or debris in impeller
cavity.
3. Remove screen and volute, clean
impeller or replace impeller.
4. Check valve stuck closed or installed
backwards.
4. Be sure check valve is installed and
operating properly. Replace check
valve if necessary .
5. Shut off valve closed.
5. Open shut off valve.
TROUBLESHOOTING
CARE AND MAINTENANCE
WARNING:
Always disconnect pump from power
supply before handling.
Inspect and test system for proper operation at least every
three months.
1. Remove any build-up of debris from the switch or float,
and check to be sure it moves freely.
On
1
2
2. Remove any debris from the basin that could interfere
with the operation of the switch.
