# SDR ABXA20260312112

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 12, 2026
- Submitted: March 16, 2026
- Operation: Air carrier
- Aircraft: [N651GT](https://openairdocs.org/aircraft/N651GT), registered now
- Make and model: Boeing 767231
- Aircraft serial: 22570
- Aircraft time: 91,842 hours, 28,492 cycles
- Engine: Pwa JT9D7R4D
- System (JASC): [7532 · Compressor Bleed Valve](https://openairdocs.org/jasc/7532)
- Part: Bleed Valve
- Condition: Warning Message
- Location: Rt Engine
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ABXA20260312112

## Discrepancy

R ENGINE BLEED VALVE CAUTION MSG ON THE CLIMB THROUGH 8000 FT .WE RAN THE QRH AND CONTINUED CRUISING AT FL380 SINCE THERE WAS NO LIMITING FACTOR TO THE FLIGHT. JUST AS WE STARTED DESCENDING TO FL240 WE GOT A CABIN ALTITUDE WARNING MESSAGE WHICH FORCED US TO EXECUTE AN EMERGENCY DESCENT TO 10.000 FT.THEN LANDED .MTX GROUNDED A/C, INSPECTED AND FOUND TERMINALS 1 AND 2 BROKEN ON HPSOV. RE-TERMINATED TERMINALS 1 AND 2 ON R ENG HPSOV IAW SWPM 20-30-11 AND WDM 36-11-62. OPS CHECK OF HPSOV GOOD IAW AMM 36-11-07. PERFORMED ENGINE RUN ON R ENG IAW AMM 71-00-00. NO DEFECTS NOTED AT THIS TIME.AND RETURNED A/C TO SERVICE .

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