# SDR ASAA2023091245275

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 12, 2023
- Submitted: September 25, 2023
- Operation: Air carrier
- Aircraft: [N530AS](https://openairdocs.org/aircraft/N530AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 36578
- Aircraft time: 47,742 hours, 13,964 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Detector
- Part number: 90201801
- Condition: Faulty
- Location: #2 Engine
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023091245275

## Discrepancy

MANAGEMENT REQUEST FOR FOLLOW UP TO IN-FLIGHT OVERHEAT CONDITION ON ENGINE 2 **(PRI 2)**. GROUNDED - YES. (RESOLVED ON W/O: 1970350 TASKCARD: N/R-00002 ) PER TECH SERVICES NOTE PERFORMED AMM 26-11-01. REMOVED AND REPLACED FIRE DETECTOR LEFT CORE (M1759) AND RIGHT CORE (M1760) ON #2 ENGINE. UNABLE TO INSTALL M1757 AND M1758 DUE TO WRONG PARTS SENT AND TIMEALT DEACTIVATION PROCEDURE USED PER CHAPT 5 TABLE 3 ITEMS 1 & 7ALT DEACTIVATION PROCEDURE REVERSED REF MPM CH 5 TABLE 3 ITEMS 1 & 7 FOR MX. AT THIS TIME ENG FIRE DETECTION OPS TEST PASSED REF AMM 26-11-00TECH SERVICES OKAY TO CLEAR TSR DEFERRAL. TECH SERVICES UMESH NOTIFIED. SEAMC NOTIFIED.

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