Minarik RG300 Series, User Manual

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40
Troubleshooting
Possible
Causes
1. Speed adjust
potentiometer or voltage
input signal set to zero
speed.
2. Speed adjust
potentiometer or voltage
input signal not
connected to drive input
properly; connections
are open.
3. REGEN BRAKE
(INHIBIT terminals) is
jumpered.
4. S2 is shorted to S1.
5. Drive is in current
limit.
6. Drive is not receiving
AC line voltage.
7. Motor is not
connected.
Suggested
Solutions
1. Increase the speed
adjust potentiometer or
voltage setting.
2. Check connections to
input. Verify that
connections are not
open.
3. Remove jumper from
the INHIBIT terminals.
4. Remove short.
5. Verify that motor is
not jammed. Increase
FWD TQ or REV TQ
setting, they are set too
low.
6. Apply AC line
voltage to L1 and L2.
7. Connect motor to A1
and A2.
Problem
Line fuse does not
blow, but the motor
does not run.