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Step 13. Verify that a properlysized ground wire is installed and a suitable earth ground is used.
Check for and eliminate any grounds between the motor frame and the motor power leads.
Verify that all ground leads are unbroken.
Step 14. Uncouple the motor from any driven machinery to initially start the drive.
8.2 Installing the Cover for NEMA 4X/12 Drives
In order to maintain the integrity of the NEMA 4X/12 enclosures, care must be taken when
reinstalling the covers. Use the following steps to reinstall the covers:
Step 1. Before installing the cover, check that the gaskets on the cover are flat and within the gasket
channels.
Step 2. Position the cover and sequentially tighten the four (4) captive screws to ensure even
compression of the gaskets. Do not exceed 2.2 Nm (20 inlbs) of torque on these screws.
8.3 Powering Up After Installation is Complete
Use the following procedure to verify that the drive is installed correctly and is receiving the proper
line voltage:
Step 1. Turn the drive's input power disconnect to the On position.
Step 2. Apply power to the drive.
Step 3. Follow the startup procedure in instruction manual D23339.
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