# SDR 2001UALA00309

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 19, 2001
- Submitted: May 2, 2001
- Operation: Air carrier
- Aircraft: N7272U
- Make and model: Boeing 727222
- Aircraft serial: 21419
- Aircraft time: 65,269 hours, 37,408 cycles
- Engine: Pwa JT8D15
- System (JASC): [3454 · Visual Omnirange (VOR) System](https://openairdocs.org/jasc/3454)
- Part: Receiver
- Part number: 51RV2B
- Condition: Failed
- Location: E/E Bay
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2001UALA00309

## Discrepancy

BOTH VOR NR 1 AND 2 OFF FLAGS  DISPLAYED WITH CDI NEEDLES FLUX  10 - 20 DEGREES. SUPPLEMENTAL DATA UPDATE NR 1 NAV RECEIVER FAILED.  REPLACED NR 1 NAV RECEIVER.  OPERATIONS CHECK NR 1 & 2 NAV SATISFACTORY PER MM 42-20-02.

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