# SDR SWAA021331

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 16, 2002
- Submitted: June 25, 2002
- Operation: Air carrier
- Aircraft: N660SW
- Make and model: Boeing 737301
- Aircraft serial: 23230
- Aircraft time: 51,009 hours, 37,937 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 20131A
- Part serial: 20612
- Condition: Weak
- Location: Cabin
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA021331

## Discrepancy

EMERGENCY EXIT LIGHTS ILLUMINATE WHEN SHIFTING PWR FROM A/C PWR TO GRD PWR.  REMOVED AND REPLACED M1132 EMERGENCY LIGHT BATTERY PER MM.

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