# SDR CALA2020101601195

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 16, 2020
- Submitted: October 16, 2020
- Operation: Air carrier
- Aircraft: [N73283](https://openairdocs.org/aircraft/N73283), registered now
- Make and model: Boeing 737824
- Aircraft serial: 31606
- Aircraft time: 54,134 hours, 19,251 cycles
- Engine: Cfmint CFM567B262
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: B-Nut
- Condition: Backed Out
- Location: Engien Oil Sys
- Stage of operation: CL
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2020101601195

## Discrepancy

OIL QTY NUMBER 2 ENG READ ZERO AFTER TAKE OFF INITIAL INSPECTION, FOUND B-NUT LINE BACKED OFF FROM OIL PRESSURE SENSOR. LINE IS MARKED WITH YELLOW TAPE. SEE PICTURE AND ADDED 18 QTS MJ2 OIL TO FULL RE-SECURED B-NUT ON OIL PRESSURE MANIFOLD. ACCOMPLISHED 10 MINUTES PART POWER LEAK CHECK PER AMM TASK 71-00-00-700-823-F00. NO LEAKS NOTED

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