Rockwell Automation DC3RD Digital Regenerative DC Drive User Guide 1/4 - 2 HP, 115/230 VAC - Manual (Page 53)

45 Troubleshooting
Problem Possible
Causes
Suggested
Solutions
Line fuse does not
blow, but the motor
does not run when
the forward or
reverse pushbutton
is pressed (cont.)
Motor runs too slow
or too fast
7. Drive is not
receiving AC line
voltage.
8. Motor is not
connected.
9. Touch panel, logic
board, or power
board connections
might be loose.
1. Switches set
incorrectly.
2. MAX SPD is not
calibrated.
3. Motor field not
properly connected
(shunt wound
motors only)
7. Apply AC line
voltage to L1 and L2.
8. Connect motor to
A1 and A2.
9. Check all
connections.
1. Verify all switch
settings.
2. Calibrate MAX
SPD.
3. Verify motor field
connections.
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