TECO AEHB User Manual

Teco Installation and Maintenance Manual
TEFC Squirrel Cage Induction Motors
Teco Electric and Machinery Company
Manual Number: IOM ~ TEFC Rev.01
45
Kind of Fault
Symptom
Cause
Remedy
Overload after start
Overheating
of Motor
Overload or
Intermittent
Overload
Lighten Load
Under-voltage
Check circuit capacity
and power source
Over-voltage
Check power source
Ventilation duct
clogged
Remove the foreign
matter in the duct
Ambient
temperature
exceeds 45
0
C
Lower ambient
temperature
Friction between
rotor and stator
Repair
Fuse blowing
(Single phase
rotating)
Install the specified
fuse
Poor contact of
circuit switches
Check and repair
Poor contact of
starting switch
Check and repair
Unbalanced three
phase voltage
Check circuit or
consult power
company
Speed falls
sharply
Voltage drop
Check circuit and
power source
Sudden overload
Check machine
Single phase
rotating
Check circuit and
repair
Switch overheat
Insufficient
capacity of switch
Replace switch
High load
Lighten load

TECO AEHB Specifications

General

Brand	TECO
Model	AEHB
Category	Engine
Language	English