Problem |
Possible
Cause |
Repair
Procedure |
Possible
Solution |
| Motor always runs |
Low well water level |
Pump is oversized for well
capacity or yield |
Test yield of well and size
accordingly |
| Motor always runs |
Well has collapsed |
Attempt to free pump or piping
from collapsed soil |
Raise pump or piping if well
is deep enough |
| Motor always runs |
Well has collapsed |
Attempt to free pump or piping
from collapsed soil |
Have well cleaned and lined
or new well |
| Circuit trips or fuse blows
on start up |
Obstructed impeller from sand
or debris |
Inspect impeller for obstruction |
Clean impeller and determine
the cause |
| Circuit trips or fuse blows
on start up |
Defective wiring |
Inspect wiring |
Repair or replace wiring |
| Circuit trips or fuse blows
on start up |
Wiring is grounded to casing |
Perform Ohm test on well casing
and wiring |
Repair or replace wiring in
well |
| Circuit trips or fuse blows
on start up |
Faulty pressure switch |
Check for voltage transfer
between terminals |
Replace motor |
| Circuit trips or fuse blows
on start up |
Motor winding is defective |
Perform Ohm test on winding |
Release or reinstall nipple |
| Circuit trips or fuse blows
on start up |
Defective capacitor(three
wire type pump) |
Locate in control box,perform
Ohm test |
Replace if defective |
| Circuit
trips or fuse blows on start up |
Defective relay coil(three
wire type pump) |
Locate in control box, perform
Ohm test |
Replace if required |
| Circuit trips or fuse blows
on start up |
Control box is overheated |
Notice location of control
box |
Locate in shaded or away from
heat |
| Circuit trips or fuse blows
on start up |
Voltage supply is incorrect |
Perform voltage test |
Call electrical service provider |
