# SDR CA190226012

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 23, 2019
- Submitted: August 14, 2020
- Operation: General aviation
- Make and model: Boeing 737-7CT
- Registry model: [Boeing 737-7CT](https://openairdocs.org/model/boeing-737-7ct) (OpenAirDocs)
- Aircraft time: 44,121 hours
- Engine: Cfmint CFM567B242
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Tube
- Part number: 3401661010
- Condition: Leaking
- Location: Engien Oil
- Part time: 22 hours
- Stage of operation: CL
- How discovered: O
- Nature of condition: K
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA190226012

## Discrepancy

(CAN) AFTER TAKEOFF, CLIMBING THROUGH 500`, THE LOWER DISPLAY POPULATED SHOWING LOW OIL QTY AT 4 QTS FOR THE #2 ENGINE. ALL OF THE OTHER PARAMETERS WERE NORMAL. THE QUANTITY FLUCTUATED BETWEEN 1 - 4 QTS AND CREW ELECTED TO RETURN TO BASE. AFTER SHUTDOWN THE QTY SHOWED 6 QTS. MAINTENANCE FOUND EVIDENCE OF AN OIL LEAK FROM THE #2 ENGINE TRF OIL SUPPLY TUBE. FOUND OIL PRESSURE TUBE LEAKING ABOVE THE STRUT FLANGE NEAR BASE OF HEAT SHIELD. OIL PRESSURE SUPPLY TUBE REPLACED IAW AMM 72-56-00-300-801-F00. IT WAS FOUND THAT 3 DAYS PRIOR TO THIS EVENT THE SAME TRF TUBE WAS REPLACED FOR CLEANING DUE TO A SHIFT IN OIL PRESSURE RESULTING IN AN ALERT NOTIFICATION FROM CFM. (TC# 20190226012)

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