No power is supplied (i.e. power outage).
Cause
Symptom
Countermeasure
Pump fails to
start.
Pump starts but
stops immediately,
causing the motor
protector to
actuate.
The pump’s head
and pumping
volume is
lower.
The pump
generates noise
or vibration.
Contact the electric power company or an electrical
repair shop.
Open circuit or poor connection of the
cable.
Impeller is obstructed.
Impeller is obstructed.
Voltage drop.
Incorrect frequency.
Motor abnormal.
The impeller or suction cover is worn.
The shaft is bending.
The motor rotates in reverse.
Check if the gate valve is open.
Failure round thermal protector or
protective device.
The strainer is obstructed and the pump
was operated dry for long hours.
The pump is picking up too much
sediment.
The hose may be kinked or clogged.
The submerge depth of pump is too
shallow, there is air inhalation.
The strainer is obstucted or buried.
The bearing of the motor may be
damaged.
Check if there is an open circuit in the cable or wiring.
Inspect the pump and remove the obstruction.
Inspect the pump and remove the obstruction.
Correct the voltage to the rated voltage, or use an
extension cable that meets the standard.
Replacement or adjustment.
Check the nameplate and replace the pump or the
impeller.
Remove the obstruction.
Repair the motor or replace with a new motor.
Place a concrete block under the pump to prevent
the pump from picking up sediment.
Replace.
Minimize the number of bends in the hose. (In an
area with a large amount of debris, use the pump in
a meshed basket.)
Adjust the submerge depth until the pump is
submerged.
Open gate valve.
Remove the obstruction. Place a concrete block
under the pump to prevent the pump from picking
up sediment.
Interchange the power supply terminal connection.
To replace the bearing, contact the dealer from
whom you purchased the equipment or the
manufacturer sales office in your area.
Correct or contact with the nearest BARMESA dealer.
32
Troubleshooting
barmesapumps.com
Summary of Contents for 2KTM201
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