# SDR UIEA2021052001157

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 20, 2021
- Submitted: May 24, 2021
- Operation: Air carrier
- Aircraft: [N1381A](https://openairdocs.org/aircraft/N1381A), registered now
- Make and model: Boeing 767316
- Aircraft serial: 27615
- Aircraft time: 90,980 hours, 19,989 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Tube
- Condition: Damaged
- Location: Acm
- Stage of operation: TX
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2021052001157

## Discrepancy

L. PACK TEMP EICAS MSG ON TAXI IN(<P>TRANSFERRED TO MDDR # 147250 IAW MEL 21-51-01-01, CAT C. DUE 30MAY21. MAINTENANCE ACTION C/W. PLACARD INSTALLED. DISPATCH: YK @ 1156Z<BR /></P><P>21MAY, PDX MX, LP 1305908, ITEM M7: REMOVED AND REPLACED L/H AIR CYCLE MACHINE IAW AMM 21-51-03, LEAK CHECK NOT ACCOMPLISHED, FOUND ACM HOT AIR SUPPLY TUBE DAMAGED. DMI REMAINS OPEN.</P><P>LP 1305910, ITEM M13: REPLACED HOT AIR INLET LINE ON LH AIR CYCLE MACHINE WITH NEW AND COMPLETED ACM INSTALL TASK PER 21-51-03-404-016, P/N OFF: 2203103-1, NSN. LEAK CHECK AND OPS TEST GOOD. C/W WO 81227, THIS CLEARS DMI 147250, MEL PROCEDURES REVERSED. PLACARDS REMOVED. DISPATCH JL 20:31Z.</P>)

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