• SIGNA MR355 / SIGNA MR360
  • Service Manual
  • 5856356-3EN Revision 5.0
  • Basic Service Documentation. Copyright General Electric Company.
  • Object ID: 00000018WIA308DFF20GYZ
  • Topic ID: id_13107297 Version: 1.1
  • Date: Jul 5, 2019 11:49:11 PM

Encoder Assy

Prerequisites

Table 1. Personnel requirements
Required personsPreliminary requirementsProcedureFinalization
1Not Applicable60 minutesNot Applicable
Table 2. Tools and test equipment
ItemQuantityEffectivityPart numberManufacturer
Non Magnetic Tool Set1---
Table 3. Replacement parts
ItemQuantityEffectivityPart numberManufacturer
Encoder Assy (Refer to Illustrated Parts)1---
Table 4. Safety
Table 5. Required conditions
ConditionReferenceEffectivity

System Power must be turned OFF. Refer to Lockout / Tagout for System Cabinet PDU Main Breaker.

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Procedure

  1. Loosen setscrew on encoder shaft.
  2. Remove a screw tightening encoder bracket.
  3. Remove Encoder Assy.
    Figure 1. Remove Encoder Assy
  4. Restore it by the reverse order of the removal.

Finalization

  1. Restore the Power. Refer to Lockout / Tagout for System Cabinet PDU Main Breaker.
  2. Perform Longitudinal Drive Calibration .
  3. Perform DQA Tool to adjust Isocenter Z.
  4. Perform Signal to Noise - Head Scan.