# SDR DL72S010690

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 30, 2001
- Submitted: May 8, 2001
- Operation: Air carrier
- Aircraft: N539DA
- Make and model: Boeing 727232
- Aircraft serial: 22385
- Aircraft time: 60,528 hours, 44,440 cycles
- Engine time: 46,094 hours, 34,003 cycles
- System (JASC): [7921 · Engine Oil Cooler](https://openairdocs.org/jasc/7921)
- Part: Oil Cooler
- Part number: 749965
- Part serial: DL703
- Condition: Failed
- Location: Nr 2 Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DL72S010690

## Discrepancy

IN FLIGHT NR 2 ENG OIL TEMP CLIMBED INTO THE YELLOW ARC. POM PROCEDURES ACCOMPLISHED. FUEL HEAT WAS CYCLED AND INDICTED A DROP IN EPR. REPLACED NBR 2 ENG FUEL OIL COOLER AND OIL TEMP BULB. RAN ENG PER PFHB. ALL CKS NORMAL.

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