# SDR DXTA200701876

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 25, 2007
- Submitted: January 25, 2007
- Operation: Air carrier
- Aircraft: [N712QS](https://openairdocs.org/aircraft/N712QS), registered now
- Make and model: Gulstm 200
- Aircraft serial: 073
- Aircraft time: 2,856 hours, 1,743 cycles
- Engine: Pwc PW306A
- System (JASC): [3620 · Pneumatic Indicating System](https://openairdocs.org/jasc/3620)
- Part: Warning System
- Condition: Activated
- Location: Bleed Air Sys
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA200701876

## Discrepancy

L BLEED AIR MESSAGE ILLUMINATED IN FLIGHT AS DIRECTED BY THE CHECKLIST THE LT ENGINE WAS SHUTDOWN BY CREW BECAUSE THE MESSAGE REMAINED ON AFTER X-LIST ITEMS WERE COMPLETED SIDE NOTE ENGINE EVENT BUTTONS WERE PRESSED ABOUT 45 SECONDS AFTER MESSAGE ILLUMINATED.  T/S GAINED ACCESS TO LEFT BLEED AIR DUCTING. NO DEFECTS NOTED. RANG OUT FIRELOOP & CONTROL BOXES. NO DEFECTS NOTED. PER GAC TECH REP SWAPPED CONTROL BOXES. RAN ACFT AT T/O POWER. NO DEFECTS NOTED PER TECH OPS. REMOVED AND REPLACED THE LEFT BLEED LEAK DETECT LOOP AND THE CONTROL BOX WITH A NEW LOOP AND NEW BOX. RAN ACFT. OPS CHECK GOOD I/A/W G-200 M/M 21-61-00. REINSTALLED ACCESS ITEMS.

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