25
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
Motor runs too slow or too
fast
1. Forward or reverse
speed adjust potentiometer
is set to zero speed.
2. Forward or reverse
speed adjust potentiometer
is not connected to drive
input properly;
connections are open.
3. Middle and right
INH-RUN terminals are
not jumpered.
4. INHIBIT terminals are
jumpered.
5. S2 is shorted to S0.
6. Drive is in current limit.
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)
1. Increase the forward or
reverse speed adjust
potentiometer setting
2. Check connections
to input. Verify that
connections are not open.
3. Jumper middle and
right INH-RUN terminals.
4. Remove jumper
from INHIBIT terminal.
5. Remove short.
6. Verify if motor is
jammed. Increase FWD
TQ or REV TQ setting if
they are set too low.
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.
250-0234 rev 1.qxd 3/12/99 11:14 AM Page 25
Содержание RG501A
Страница 8: ...vi 250 0234 rev 1 qxd 3 12 99 11 14 AM Page vi...
Страница 10: ...2 Dimensions Figure 1 RG501A and RG511A Dimensions 250 0234 rev 1 qxd 3 12 99 11 14 AM Page 2...
Страница 35: ...27 Block Diagram Figure 13 RG501A and RG511A Block Diagram 250 0234 rev 1 qxd 3 12 99 11 14 AM Page 27...
Страница 41: ...33 Notes 250 0234 rev 1 qxd 3 12 99 11 14 AM Page 33...
Страница 42: ...34 Notes 250 0234 rev 1 qxd 3 12 99 11 14 AM Page 34...
