
headline bars
continuation tabs
notes
warnings
17
headline bars
continuation tabs
notes
warnings
TROUBLESHOO
TING
TROUBLESHOOTING GUIDE CHECKLIST
Do not disassemble the motor housing. This pump has NO repairable internal parts,
and disassembly may cause an oil leak or dangerous electrical wiring conditions. DO
NOT lift up the pump by power cord
Problem
Possible Causes
Corrective Action
Pump will not start
or run.
Wire connection issues.
Battery issue.
Switch stuck.
Check all the wiring connections.
Check for a low or defective battery.
Check that the float switch is free to move
up and down.
Motor hums but pump
doesn’t pump water.
Battery issue.
Check for a low or defective battery.
Flow rate is too low.
Water leaks internally.
The discharge pipe length and/
or height exceeds the capacity of
the pump.
Low battery.
Positive and negative wires
connected incorrectly.
Make sure a check valve is installed
between primary pump discharge and the
DC pump tee.
Replace the DC pump.
Check for a low or defective battery.
Reverse the positive and negative wire
connections.
Pump cycles
frequently.
The check valve located between
the discharge of the primary pump
and the battery backup tee is not
installed or is not working properly.
Install check valve or replace check valve.