# SDR ASMF201510007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 21, 2015
- Submitted: October 20, 2015
- Operation: Air carrier
- Aircraft: [N967AM](https://openairdocs.org/aircraft/N967AM), registered now
- Make and model: Boeing 787-8
- Registry model: [Boeing 787-8](https://openairdocs.org/model/boeing-787-8) (OpenAirDocs)
- Aircraft serial: 35312
- Aircraft time: 6,000 hours, 800 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Heat Exchanger
- Part number: 7011006H03
- Part serial: 2162740891
- Condition: Failed
- Part time: 6,089 hours, 818 cycles
- Stage of operation: IN
- How discovered: O
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASMF201510007

## Discrepancy

DURING TRANSIT CHECK, IT WAS DETECTED A FLUID LEAK IN THE AFT GALLEY.  THE AFT GALLEY WAS CLEANED.  PERFORMED REVISION & CLEANING IAW AMM DMC-B7878-A-12-25-01-02A-258A-A, NO CONFIRMING FLUID LEAK.  AS PRECAUTIONARY ACTION, THE AFT GALLEY WAS DEFERRED IAW MEL 21-53-01-02 B CAT C.  THE AFT GALLEY GCU HEAT EXCHANGER 4L WAS REPLACED IAW AMM DMC-B787-A-21-53-19-00A-520A-A & DMC-B787-A-21-53-19-00A-720A-A, TESTED CORRECT.

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