# SDR CNMA20090154

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 21, 2009
- Submitted: November 25, 2009
- Operation: Air carrier
- Aircraft: N342AX
- Make and model: Boeing 767328
- Aircraft serial: 27136
- Aircraft time: 65,324 hours
- System (JASC): [3441 · Inertial Guidance System](https://openairdocs.org/jasc/3441)
- Part: Iru
- Part number: HG1050AD09
- Part serial: 5532
- Condition: Inaccurate
- Stage of operation: CL
- How discovered: V
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CNMA20090154

## Discrepancy

C IRS FAULT LIGHT ON LOCALIZER MAP WAS 7.5 MILES LT 34-21-1 SIT NR 3 NOTE( R IRS PREVIOUSLY DEFERRED). REPLACED CTR IRU IAW MM 34-21.  OPS CHECK GOOD TEST NR 40, ALSO ACC.

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