# SDR UPS02438027

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 25, 2002
- Submitted: April 12, 2002
- Operation: Air carrier
- Aircraft: N525UP
- Make and model: Boeing 747 212B
- Registry model: [Boeing 747 212B](https://openairdocs.org/model/boeing-747-212b) (OpenAirDocs)
- Aircraft serial: 21939
- Aircraft time: 76,787 hours, 14,624 cycles
- System (JASC): [5410 · Nacelle/Pylon, Main Frame](https://openairdocs.org/jasc/5410)
- Part: Frame
- Condition: Cracked
- Location: No.3 Pylon
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS02438027

## Discrepancy

INSPECTION TYPE:C NO.3 PYLON - REAR ENG MOUNT FTG UPPER FRAME FOUND CRACK AT O/B FWD AREA AS MARKED.     REPAIR CARRIED OUT IAW REPAIR SCHEME INSTRUCTIONS REFER R-54-53-34756 FOR MAT HT REFER TO CWPS CONTROL SEQUENCE NO.SQYJ016-090 CLASSIFIED MAJOR REPAIR.

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