# SDR 96ZZZX605

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 15, 1996
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: N202AE
- Make and model: Boeing 747-2B4B
- Registry model: [Boeing 747-2B4B](https://openairdocs.org/model/boeing-747-2b4b) (OpenAirDocs)
- Aircraft serial: 21097
- Engine: Pwa JT9D7J
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Oil Tube
- Part number: 65B90115176
- Condition: Cracked
- Location: Nr 1 Eng Press
- Stage of operation: CR
- Nature of condition: K
- Precautionary procedure: A, E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/96ZZZX605

## Discrepancy

AIRCRAFT EXPERIENCED HEAVY OIL LOSS ON NR 1 ENGINE 40 MINUTES AFTER TAKEOFF WHICH RESULTED IN NR 1 ENGINE IFSD AND ACFT AIR TURN BACK.  UPON ACFT ARRIVAL, BEY GROUND INVESTIGATION REVEALED CRACKED NR 1 ENGINE DELTA PRESSURE SWITCH OIL TUBE.  ITEM 150 REF:  IPC 79 - 31 - 02 - 01, PAGE 1, NO EVIDENCE OF CHAFING OR INTERFERING.  PIPE ASSY REPLACED AND ACFT RETURNED TO SERVICE.

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