• SIGNA™ Hero 3.0T Service Methods
  • 5852800-8EN Revision 1.0
  • Object ID: 00000018WIA30D8C230GYZ
  • Topic ID: id_15667024 Version: 1.5
  • Date: Jul 13, 2021 4:27:36 PM

PDU EMI Filter Replacement

Prerequisites

Table 1. Personnel requirements
Required personsPreliminary requirementsProcedureFinalization
1Not Applicable60 minutesNot Applicable
Table 2. Tools and test equipment
ItemQuantityEffectivityPart numberManufacturer
Standard Tool1---
Table 3. Replacement parts
ItemQuantityEffectivityPart numberManufacturer
PDU EMI Filter 1-

Refer to FRU Manual

-
Table 4. Safety
Table 5. Required conditions
ConditionReferenceEffectivity

PDU and Service Disconnect Panel (or Main Disconnect Panel) must be turned OFF. Refer to Lockout / Tagout for MDP(Main Disconnect Panel) or Facility PDU.

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Procedure

  1. Open ISC Cover.
  2. Remove PDU Front Panel.
    Figure 1. PDU Front Panel
  3. Remove ISC PDU bottom cover for easy access of the screws.
    Figure 2. ISC PDU bottom cover
  4. Disconnect 2-pin connector. 2pin connector is located behind the Main Breaker.
    Figure 3. 2-pin connector
  5. Remove three screws from the main Breaker top terminal and remove cables. Use 5mm hex wrench.
    Figure 4. Remove screws
  6. Loosen 4 screws and disconnect cables from bottom terminal of EMI Filter.
    Figure 5. Disconnect cables
  7. Remove four screws and remove a bracket with Main Breaker and EMI Filter.
    Figure 6. Bracket Removal
  8. Remove three screws from the top of EMI Filter and remove the bus bar.
    Figure 7. Remove screws
  9. Remove 4 screws and remove EMI filter.
    Figure 8. EMI filter removal
  10. Restore the Filter by the reverse order of the removal.

Finalization

  1. Restore the Power. Refer to Lockout / Tagout for MDP(Main Disconnect Panel) or Facility PDU .
  2. Perform check scan.