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Idiomas disponibles
TROUBLE SHOOTING ---------------------------------------------------
Troubles
No operating
sound.
Motor does not
turn
Humming noise.
Motor excessively
Motor turns
heated.
Possible cause
Disconnection of cables or
loose connection.
Blown fuse.
Tripping of thermal relay.
Disconnection of stator
winding.
Voltage too low.
Disconnection of cables or
loose connection.
Blown fuse.
Tripping of thermal relay.
Disconnection of stator
winding.
Bearings worn out so stator
and rotor are in contact.
Deposits of foreign matter on
impeller.
Voltage unbalanced.
Excessive or insufficient
voltage.
Open stator winding.
Bearings worn out so stator
and rotor are in contact.
- 11 -
Remedy
Check cables and
connections.
Replace fuse.
Check thermal relay.
Send to factory for repair, on
repair station.
Raise voltage to level
specification plate.
Check cables and
connections.
Replace fuse.
Check thermal relay.
Send to factory for repair.
Change bearings.
Remove foreign matter.
Check voltage transformer
and its circuit.
Correct power source
voltage.
Send to factory for repair.
Change bearings.
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