What was found
WHILE PERFORMING TASK CARD E175-33-50-01-720-801-A FOUND SIX EMERGENCY LIGHTS WENT OUT BEFORE 15 MINUTES. REPLACED THE ELPU BATTERY IAW AMM 33-50-01-000-802-A AND 33-50-01-400-802-A. LIGHTS WERE ON MORE THEN 15 MINUTES. TEST PASSED.
- Difficulty date
- January 6, 2026
- Submitted
- January 9, 2026
- Operation
- Air carrier
- Aircraft
- N644QX
- Make and model
- Emb ERJ170200LR
- Aircraft serial
- 17000767
- Aircraft time
- 6,801 hours, 5,413 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Unit
- Part number
- 8SC5050008
- Condition
- Malfunctioned
- Location
- Zone 200
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.