# SDR 2001UALA00570

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 22, 2001
- Submitted: May 22, 2001
- Operation: Air carrier
- Aircraft: N7294U
- Make and model: Boeing 727222
- Aircraft serial: 21572
- Aircraft time: 63,915 hours, 36,725 cycles
- Engine: Pwa JT8D15
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 6012541LB
- Condition: Discharged
- Location: Cabin
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2001UALA00570

## Discrepancy

BOTH LT ESCAPE HATCH EMERGENCY EXIT SIGNS ARE INOPERABLE.  *S/D*  BATTERY PACK FAILED.  REPLACED BATTERY PACK.  OPERATIONS CHECK NORMAL.

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