LEO ACm75 - Page 12

Acquaer Ltd. H-4900, Fehérgyarmat, Szatmári út 11.
Insufficient pressure
The inlet pipeline is too
long or with too many
bends, pipe diameter is
not selected as required.
Apply the pipe with the
stipulated diameter,
and make the inlet pipe
short.
Inlet pipeline, filter screen
or pump chamber is
blocked by foreign
materials.
Clean pipeline, foot
valve or pump
chamber, clear
sundries.
Motor works intermittently
or the stator winding is
burned out
The impeller is jammed
or under overload
operation for a long time.
Clear sundries in the
pump chamber; operate
the pump under the
rated flow as much as
possible.
Incorrect grounding,
broken cable or the
electric pump is hit by
lightning.
Seek for the reason, and
replace winding coils.
Leakage of mechanical
seal
The mechanical seal is
worn and torn by
impurities.
Clear or replace the
mechanical seal.
Abnormal noise from the
pump
Noise from the bearing.
Replace with the same
type bearing.
Impeller is jammed
Remove foreign
materials.
Excessive flow.
Adjust to the range
displayed on the
nameplate before use.