What was found
EMERGENCY LIGHTS WILL NOT ILLUMINATE. REMOVED AND REPLACED ALL EPSU BATTERY PACKS. ALL OPS CHECKS GOOD AT THIS TIME. (NR 1 PN:2013-1A SN: 104543) (NR 2 PN:2013-1ASMI SN: 69705) (NR 3 PN: 2013-1A SN: 122523) (#4 PN:AD2013-1A SN:68786)
- Difficulty date
- April 5, 2020
- Submitted
- July 8, 2020
- Operation
- Air carrier
- Aircraft
- N720PS
- Make and model
- Cndair CL6002C10
- Aircraft serial
- 10178
- Aircraft time
- 35,804 hours, 34,741 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- 20131A
- Part serial
- 104543
- Condition
- Discharged
- Location
- Cabin
- Part time
- 21,438 hours, 17,820 cycles
- 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.