LEESON Chassis Mount PWM Control: 175292.00 - Manual (Page 41)

35 Troubleshooting
5. Motor is not connected.
1. MIN SPD and MAX
SPD settings are too
high.
1. MIN SPD and MAX
SPD are not calibrated.
1. MAX SPD setting is too
low.
2. IR COMP setting is too
low.
3. Motor is overloaded.
1. IR COMP is set too
high.
2. Control is in current
limit mode.
5. Connect motor to A1
and A2.
1. Recalibrate MIN SPD
and MAX SPD.
1. Recalibrate MIN SPD
and MAX SPD
1. Increase MAX SPD
setting.
2. Increase IR COMP
setting.
3. Check motor load.
Resize the motor and
drive if necessary.
1. Adjust the IR COMP
setting slightly CCW
until the motor speed
stabilizes.
2. Check that motor and
drive are of sufficient
horsepower and
amperage.
Line fuse does not blow,
but the motor does not run
(cont.)
Motor runs too fast at
maximum speed setting
Motor runs too slow or
too fast
Motor will not reach the
desired speed.
Motor pulsates or surges
under load.
Symptom Possible
Causes
Suggested
Solutions