# SDR DL764071501

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 10, 2007
- Submitted: November 20, 2007
- Operation: Air carrier
- Aircraft: [N836MH](https://openairdocs.org/aircraft/N836MH), registered now
- Make and model: Boeing 767432ER
- Aircraft serial: 29709
- Aircraft time: 24,498 hours, 7,573 cycles
- System (JASC): [3520 · Passenger Oxygen System](https://openairdocs.org/jasc/3520)
- Part: Relay
- Condition: Failed
- Location: Cabin O2
- 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/DL764071501

## Discrepancy

A/C FAILS AUTO O2 DEPLOYMENT.  REMOVED AND REPLACED RELAY K455 IAW B767-400 WDM 35-51-21-11.  PERFORMED OPS CHECK OF AUTO DEPLOY O2 SYSTEM IAW B767-400 MM 35-21-00-705-054.  PROCEDURE F OPS CHECK GOOD.

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