What was found
CABIN EMERGENCY POWER SUPPLY 3 APPEARS TO HAVE DEAD BATTERIES. R&R EMG. LIGHT POWER SUPPLY UNIT #3 IAW Q400 AMM 33-51-01-000/400-801. FUNC CHECK GOOD. CLEAR DEFECT.
- Difficulty date
- April 23, 2019
- Submitted
- April 23, 2019
- Operation
- Air carrier
- Aircraft
- N438QX
- Make and model
- Bombdr DHC8402
- Aircraft serial
- 4243
- Aircraft time
- 22,436 hours, 24,076 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- 6138001
- Condition
- Inoperative
- Location
- Emergency Lights
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.