Baldor ID15J1F50-ER, Installation And Operating Manual

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5-8 Troubleshooting MN715J
Table 5-2 Troubleshooting Continued
INDICATION
POSSIBLE
CAUSE
CORRECTIVE ACTION
Motor Will
Not Reach
M i
Max Frequency
Limit set too low.
Adjust Max Frequency Limit parameter value.
Not Reach
Maximum
Speed
Motor overloaded. Check for mechanical overload. If unloaded motor shaft does
not rotate freely, check motor bearings.
p
Improper speed
command.
Verify control is receiving proper command signal at input
terminals.
Verify control is set to proper operating mode to receive your
speed command.
Speed
potentiometer
failure.
Replace potentiometer.
Motor will not
stop rotation
MIN Output
Speed parameter
set too high.
Adjust MIN Output Speed parameter value.
Improper speed
command.
Verify control is receiving proper command signal at input
terminals.
Verify control is set to receive your speed command.
Speed
potentiometer
failure.
Replace potentiometer.
Motor runs
rough at low
Torque boost set
too high.
Adjust torque boost parameter value.
rough at low
speed
Misalignment of
coupling.
Check motor/load coupling alignment.
Faulty motor. Replace with a Baldor Motor.
Regen RES
Power
Incorrect dynamic
brake parameter.
Check Resistor Ohms and Resistor Watts parameters in the
Level 2 Brake Adjust block. Power
Regen power
exceeded resistor
rating.
Use resistor with a larger power rating.
Increase Decel Time.
Comm
Timeout
Communication
failure between
keypad and motor
control.
Verify connections of all signals and grounds.
Press “RESET” key on keypad. If fault remains, contact Baldor.
Software
VER FLT
Keypad and
control software
versions are
incompatible.
Press “RESET” key on keypad.
Reset power.
If fault remains, contact Baldor.
3 SEC
Overload
*
Output current
exceeded 3
second rating.
Verify motor rated amperes parameter matches FLA of motor.
Verify proper sizing of control and motor.
If error occurred while ramping motor, check motor, coupling and
l d
1 MIN
Overload
*
Output current
exceeded 1
minute rating.
If error occurred while ramping motor, check motor, coupling and
load.
Increase ACCEL time.
Increase/Decrease Torque Boost value.
*
Note: An overload fault cannot be reset (cleared) until the “% OVERLOAD LEFT”
counter reaches 100%.