# SDR 0601575525

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 12, 2006
- Submitted: July 14, 2006
- Operation: Air carrier
- Aircraft: [N525US](https://openairdocs.org/aircraft/N525US), registered now
- Make and model: Boeing 757251
- Aircraft serial: 23619
- Aircraft time: 57,188 hours, 23,982 cycles
- System (JASC): [7830 · Engine Thrust Reverser](https://openairdocs.org/jasc/7830)
- Part: Isolation Valve
- Part number: HP13681005
- Part serial: 1250
- Condition: Malfunctioned
- Location: Thrust Reverser
- Part time: 52,573 hours
- Stage of operation: TO
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/0601575525

## Discrepancy

DURING THE TAKEOFF ROLL, THE LT ENGINE THRUST REVERSER AMBER LIGHT ILLUMINATED ALONG WITH A -L REV ISLN VAL- STATUS MESSAGE.  THE TAKEOFF WAS ABORTED AT 110KTS AND THE AIRCRAFT RETURNED TO THE GATE.  MAINTENANCE REPLACED THE LEFT REVERSER ISOLATION VALVE, AND THE LEFT REVERSER LOCKING ACTUATOR.  				

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