# SDR SWAA2022101158531

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 9, 2022
- Submitted: October 11, 2022
- Operation: Air carrier
- Aircraft: [N7825A](https://openairdocs.org/aircraft/N7825A), registered now
- Make and model: Boeing 737-7CT
- Registry model: [Boeing 737-7CT](https://openairdocs.org/model/boeing-737-7ct) (OpenAirDocs)
- Aircraft serial: 32750
- Aircraft time: 64,878 hours, 33,347 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Module
- Part number: 41310203
- Part serial: 3898
- Condition: Low
- Location: Tail
- Stage of operation: CL
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2022101158531

## Discrepancy

APU LOW OIL PRESSURE ILLUMIATED ON CLIMBOUT (APPROX FL 370) - SINGLE ELECTRICAL SOURCE / [01] SUSPECT APU OIL COOLER PART NO.160564-2. PART NO STOCK TPA. OK TO CONTINUE PER MEL 49-1-01 SP1 AUTHORIZATION #95477;[02] R AND R APU LUBE MODULE AND OIL COOLER PER MM 49-91-11; MM 49-91-41.;[03] TORQUE WRENCH T00014; SN 801790

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