Flotec E75STVT Manual Del Usuario página 5

Troubleshooting
Troubleshooting
Risk of sudden starts. Can cause electrical shock and personal injury.
when thermal overload resets, pump may start without warning. Disconnect power before servicing pump.
Pump fails to operate
Pump fails to empty sump
Pump will not shut off
For parts or assistance, call Flotec Customer Service at
Check to be sure that power cord it securely plugged into outlet. Disconnect power to outlet before handling pump or motor.
Check to be sure you have electical power.
Check that liquid level is high enough to activate switch or controller.
Check to be sure that 3/16" (4.7mm) vent holein discharge pipe is not plugged.
Check for blockage in pump inlet, impeller, check valve or discharge pipe.
THermal overload may have tripped. Test start pump; if it starts and then stops immediately, disconnect power source for 30
minutes to allow motor to cool, then reconnect to power source. CHeck for cause of overheating/overloading.
Check the float switch operation for maximum possible clearance.
Be sure all valves in discharge valve are fully open.
Clean out discharge pipe and check valve.
Check for blockage in pump inlet or impeller.
Pump not sized properly. A higher capacity pump may be required.
Check the float switch operation for maximum possible clearance.
Check switch or controller automatic floats for proper operation, location and clearance. See installation instructions for
switch/controller.
If pump is completely inoperative or continues to malfuction, contact your local service man.
If power to pump is on
800-365-6832
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