What was found
DURING HEAVY MAINTENANCE, OPERATIONAL TEST OF EMER LIGHTS FAILED DURING TEST. REPAIRED 3 EA EPSU'S AT (10WL-11WL AND 12WL) AND 1 BATTERY AT (10WL) IAW AMM 33-51-38-000-001-A. SYS OPS CKS NORMAL.
- Difficulty date
- May 24, 2018
- Submitted
- May 29, 2018
- Operation
- Air carrier
- Aircraft
- N520JB
- Make and model
- Airbus A320232
- Aircraft serial
- 1446
- Aircraft time
- 67,615 hours, 24,642 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Epsu
- Part number
- 32145410
- Part serial
- 2770
- Condition
- Failed
- Location
- Cabin
- Part time
- 69,545 hours, 26,174 cycles
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.