Service difficulty report · Control Unit · Boeing 7673Y0
FAA SDR system
- Difficulty date
- March 31, 2019
- Submitted
- April 3, 2019
- Operation
- Air carrier
- Make and model
- Boeing 7673Y0
- Aircraft serial
- 26208
- Aircraft time
- 72,338 hours, 12,631 cycles
- Part
- Control Unit
- Part number
- 734285C
- Part serial
- 0463
- Condition
- Malfunctioned
- Location
- External Power
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K, O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EXTERNAL POWER SYSTEM INOP(<P>TRANSFERRED TO MDDR 109540. </P><P>LP 1018457 - M6: R&R EXT POWER RECEPTACLE IAW AMM 24-41-02-002-009 & 24-41-02-422-014, REF LOG PAGE 1018458 M7 FOR EXT PWR OPS CHECK. </P><P>LP 1018458 - M7: PERFORMED EXT POWER OPS CHECK IAW AMM 24-41-02. OPS CHECK FAILED. DMI 109540 REMAINS OPEN. </P><P>LP 1018458 - M8: REMOVED AND REPLACED BPCU IAW AMM 24-41-03. EXT POWER OPS CHECK GOOD AT THIS TIME. THIS CLEARS MDDR 109540 MCC NOTIFIED. PLACARDS REMOVED. </P>)