Start-Up After Repair 4-3
Testing Without a Motor
This test allows you to measure several operating parameters and diagnose
problems without connecting the motor.
1. Verify that input power wiring and grounding is connected.
1. Verify that the motor cables are disconnected.
2. Energize the drive.
3. Make configuration changes which allow the HIM to issue start and
speed commands.
4. Make configuration changes which allow operation without an encoder
and motor.
5. Start the drive, by pressing (the start button).
6. Increase the speed command from zero to base speed, by pressing
(the up button).
7. Measure the output voltage on each phase and verify that it is balanced.
If it is unbalanced troubleshoot the drive.
8. Stop the drive, by pressing (the stop button).
9. Re-configure the drive to suit the application.
Performing the Power
Circuit Diagnostic Test on a
700S
The Power Circuit Diagnostic Test, on the 700S, allow you to diagnose
problems in the drive’s power structure without applying large amounts of
power.
1. Verify that input power wiring and grounding is connected.
2. Verify that the motor cables are connected.
3. Energize the drive.
4. From the Monitor menu on the HIM press (the escape button) to
navigate to the Main menu.
5. Use (the down button) to move the cursor to the Start-Up
selection, and to select Start-Up. Then press again to
verify your intention to continue with the Start-Up menu.
6. Use (the down button) to move the cursor to Power Circuit
Diagnostics (Pwr Circuit Diag), and to select Power Circuit
Diagnostics.
7. Press to begin the Power Circuit Diagnostic routine. Follow
indications and instructions on the HIM.
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