Troubleshooting; The Motor Does Not Rotate (When Fault Display Is Not Lit); The Motor Does Not Rotate (When Fault Display Is Lit) - Panasonic VF100 Instruction Manual

14. Troubleshooting

! Caution
¡ñ Wait at least 5 minutes after turning the input power OFF before starting maintenance
and inspection.
Failure to do so could lead to electric shock.
¡ñ Maintenance, inspection and part replacement must be done by qualified persons.
[Remove all metal personal belongings (watches, bracelets, etc.) before starting work.]
(Use tools treated with insulation.)
Failure to do so could lead to electric shock or injury.

1. The motor does not rotate (When fault display is not lit).

Is the power voltage normal?
Yes
Is "0000" displayed on the panel?
Yes
Turn the local or external run signal ON.
Set the frequency setting value to 0.5Hz
or more.
The frequency does not appear, or
there is no output voltage.
Yes
The inverter is faulty. (Please inquire.)

2. The motor does not rotate (When fault display is lit).

When one of faults on page 196 is displayed and the motor has not rotated, check the
following two points:
¢Ù Check whether this is the first time (or immediately after installation) power has been
applied to the inverter, or it has been in use.
¢Ú Check if this is an inverter malfunction (failure), a wiring, or a motor malfunction.
If the phenomenon occurs for the first
time or immediately after installation.
Yes
Remove inverter load wiring from
terminals U, V and W.
Turn the local or external run signal ON.
Appear OC1, etc. on the page 196.
198
No
Press the MODE button to display "0000".
* Check the run signal and setting data.
* Check the frequency setting signal and
setting data.
Voltage is supplied to the motor.
Yes
The motor is faulty.
Note) If OC1, etc. on page 196 appears, take
measures to dealing with such situations
according to each indication.
Yes
The inverter malfunction. (Please inquire.)