Test DC link Fuses

The DC link fuses contain fuse indicator switches that signal an open fuse that will fault the drive system. Follow these steps to perform a DC link fuse test.
  1. Review the product advisories in Before You Begin.
  2. Remove power from the system.
  3. Open the power bay enclosure door.
  4. Continuity test the DC link fuses in the circuit.
    Each DC link contains two fuses.
  5. Replace all fuses as necessary.
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