# SDR ASMF201611007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 4, 2016
- Submitted: November 3, 2016
- Operation: Air carrier
- Aircraft: N904AM
- Make and model: Boeing 737752
- Aircraft serial: 28262
- Aircraft time: 40,957 hours, 21,361 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Line
- Part number: 272A4452211
- Condition: Leaking
- Location: Brake Valve
- Part time: 40,957 hours, 21,361 cycles
- Stage of operation: IN
- How discovered: 9
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASMF201611007

## Discrepancy

DURING TRANSIT CHECK, A HYDRAULIC LEAK WAS DETECTED IN ALTERNATE BRAKE SELECTOR VALVE LINE. MAINTENANCE PERSONNEL PERFORMED REVISION DETECTING HYDRAULIC LEAK AT ALTERNATE BRAKE SELECTOR VALVE LINE; SO THE LINE WAS REPLACED IAW AMM 32-41-93, TESTED CORRECT.

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