What was found
PASSENGER CABIN EMERGENCY LIGHTS BATTERY PACK M1670 FAILS CAPACI TY CHECK. REPLACED THE BATTERY PACK M1670. IAW AMM 33-51-06-960-805. TESTED GOOD FOR SERVICE.
- Difficulty date
- December 23, 2025
- Submitted
- December 24, 2025
- Operation
- Air carrier
- Aircraft
- N36444
- Make and model
- Boeing 737924ER
- Aircraft serial
- 31643
- Aircraft time
- 46,920 hours, 17,091 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- ADD71701100
- Condition
- No Test
- Location
- Zone 200
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.