What was found
DOOR 4R EMERGENCY LIGHT POWER SUPPLY M33408 BATTERY NO OUTPUT, REFER HAECO NON-ROUTINE NO.9465868, ORIGINATED BY EMP V905307, SPEC NO.B777-33-3-7015.
- Difficulty date
- November 28, 2021
- Submitted
- November 29, 2021
- Operation
- Air carrier
- Aircraft
- N228UA
- Make and model
- Boeing 777222
- Aircraft serial
- 30556
- Aircraft time
- 78,397 hours, 9,231 cycles
- System (JASC)
- 3300 · Lighting System
- Part
- Battery Pack
- Part number
- ADD71701100
- Part serial
- UNKN
- Condition
- None
- Location
- M33408
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.