Remove and Install the AC Precharge Time Delay Relay for Frames 8...15

Replace the AC precharge time delay relay with kit catalog number 20-750-MACPC-TDR. Follow these steps to remove and install the AC precharge time delay relay.
  1. Review the product advisories in Before You Begin.
  2. Remove power from the system.
  3. Open the input bay enclosure door.
  4. Remove the guard from the enclosure.
  5. Disconnect the wires from the top terminals on the time delay relay.
  6. Pull up on the bottom of the relay chassis and lift it up and off the DIN rail.
    example of how to remove the time delay relay from the DIN rail
  7. Install the AC precharge time delay relay in the reverse order of removal.
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