Acquaer Ltd. H-4900, Fehérgyarmat, Szatmári út 11.
Troubleshooting
Check the pump after power cut-off.
The motor cannot be
started
Single-phase power
supply
(three-phase
electric motor):
a.
poor connection of
the power
switch;
b.
fuse is burned out;
c.
loose power lead;
phase failure of the cable.
a.
repair switch contact
or replace
the switch;
b.
replace the safety fuse;
c.
check and tighten
the power
connector;
d.
repair or replace cables.
Replace with a same type
capacitor
(send to the
maintenance point for
repair).
The rotating shaft and
bearing are
jammed.
Replace the bearing
(send to the
maintenance point for
repair).
Turn rotating shaft of the
fan blade terminal with
screw driver to let it
rotate flexibly or demount
the pump
body to clear
sundries.
Stator winding is damaged.
Replace winding coils
(send to the
maintenance
point for repair).
The motor is in
operation, but no water
is discharged
Incorrect direction of pump
rotation.
Invert two-phase
wirings of the
motor
(three-phase motor).
The pump is not fully filled
with water.
Re-fill the pump with
water.
Replace the impeller (send
to the
maintenance point
for repair).
Leakage of the suction
pipe.
Check sealing of various
joints
of the inlet pipelines.
Adjust installation height of
the
pump.
Freeze caused by
accumulated
water in the
pipeline or the chamber.
Start up the pump after ice
is melted.
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