Star Water Systems S1101 - Manual (Page 18)

18
TROUBLESHOOTING
Problem Possible Cause Corrective Action
Pump will not
start or run.
Low voltage, blown fuse open circuit. Have a qualified electrician check fuse
and circuit.
Impeller bound. Contact an Authorized Service Station.
Motor or wiring shorted. Contact an Authorized Service Station.
Faulty or stuck float switch Remove lid and check float
Pump starts too
soon.
Float “ON” point is adjusted too low. Raise the top float stop. Make sure the
float is between the two stops. Refer to
Testing Pump/Tank Section.
Water level
exceeds 4-1/2
in. before pump
turns on.
Float “ON” point adjusted to high. Lower the top float stop. Make sure the
float is between the two stops.
Pump will not
shut off.
Debris under float. Remove debris from around float.
Faulty float switch. Contact an Authorized Service Station.
Float “Off” point adjusted too low. Raise the bottom float stop. Make sure
the float is between the two stops. Refer
to Testing Section.
Pump operates
but delivers little
or no water.
Debris around intake. Clean area around intake.
Blockage in discharge pipe. Remove pipe and flush out debris.
Low or incorrect voltage. Have a qualified electrician check house
wiring.
Damaged Impeller. Contact an Authorized Service Station.
Incorrect float adjustment Make sure the float is between the two
stops. Refer to Testing Section.
Pump is air locked. Make sure vent hole on discharge pipe
is clear.
Vertical lift too high. Change discharge piping or contact
tech. service.
Pump runs
too long
before water is
pumped.
Pump is air locked. Make sure vent hole on discharge pipe
is clear.
Water level too low. Clear debris from around baffle. Make
sure the float is between the two stops.
Refer to Testing Section.