Running The Inverter For Motor Operation Check - Fuji Electric FRENIC-HVAC User Manual

5.7.10 Running the inverter for motor operation check

If the user configures the function codes wrongly without completely understanding this Instruction Manual and
the FRENIC-HVAC User's Manual, the motor may rotate with a torque or at a speed not permitted for the
machine.
Accident or injury may result.
After completion of preparations for a test run as described above, start running the inverter for
motor operation check using the following procedure.
If any abnormality is found in the inverter or motor, immediately stop operation and investigate the cause referring
to Chapter 9, "TROUBLESHOOTING."
----------------------------------------------- Test Run Procedure -----------------------------------------------
(1) Turn the power ON and check that the reference frequency 0.00 Hz is blinking on the LCD
monitor.
(2) Set a low reference frequency such as 5 Hz, using
blinking on the LCD monitor.)
(3) Press the
frequency is displayed on the LCD monitor.)
(4) To stop the motor, press the
< Check points during a test run >
• Check that the motor is running in the forward direction.
• Check for smooth rotation without motor humming or excessive
vibration.
• Check for smooth acceleration and deceleration.
When no abnormality is found, press the
reference frequency using
-------------------------------------------------------------------------------------------------------------------------
key to start running the motor in the forward direction. (Check that the reference
key.
/ keys. Check the above points again.
/ keys. (Check that the frequency is
key again to start driving the motor, then increase the
5-106