# SDR ASMF200704007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 10, 2007
- Submitted: April 13, 2007
- Operation: Air carrier
- Aircraft: [N997AM](https://openairdocs.org/aircraft/N997AM), registered now
- Make and model: Boeing 737*
- Aircraft serial: 30283
- Aircraft time: 15,015 hours, 9,929 cycles
- Engine: Cfmint CFM567B22
- Engine time: 12,174 hours, 7,948 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Valve
- Part number: 32144464
- Part serial: 7543
- Condition: Failed
- Location: Rt Precooler
- Part time: 12,163 hours, 7,941 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASMF200704007

## Discrepancy

AIRCRAFT AIR-TURNED BACK DUE TO RT ENGINE BLEED TRIP OFF LIGHT, TURNED ON. AT CUU, TECH PERSONNEL DEFERRED REPORT IAW MEL 36-8. DURING OVERNIGHT CHECK; RT HIGH STAGE PRECOOLER VALVE WAS REPLACED IAW MM 36-11-06, TESTED CORRECT. OVERWEIGHT INSPECTION WAS NOT REQUIRED DUE TO AIRCRAFT LANDED WITH 53,315 KILOGRAMS AND THE MAXIMUM LANDING WEIGHT IS 58,059 KILOGRAMS.

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