# SDR ASAA2016061917084

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 19, 2016
- Submitted: June 23, 2016
- Operation: Air carrier
- Aircraft: [N518AS](https://openairdocs.org/aircraft/N518AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35693
- Aircraft time: 28,549 hours, 8,466 cycles
- Engine: Cfmint CFM567B27
- System (JASC): [7921 · Engine Oil Cooler](https://openairdocs.org/jasc/7921)
- Part: Oil Cooler
- Part number: 453328039
- Part serial: YB030791
- Condition: Leaking
- Location: Nr 2 Engine
- Part time: 28,761 hours, 8,523 cycles
- Stage of operation: TX
- 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/ASAA2016061917084

## Discrepancy

DURING PDC WALK AROUND, FOUND FUEL LEAK ON NR 2 ENGINE.  ACFT GROUNDED.  R & R NR 2 ENGINE MAIN OIL/FUEL HEAT EXCHANGER REF AMM 79-21-02 AND 73-11-07.  ACCOMPLISHED AMM 71-00-00-700-801-F00, TEST 3A.  LEAK CHECK OK.  ACCOMPLISHED TEST 12 ACTUATORS TEST REF AMM 71-00-00-700-807-F00. TEST PASSED.

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