What was found
AIRCRAFT WAS GROUNDED: AT CRUISE ARCHING ON L1 WINDOW WITH CRACKING OF OUTER WINDOW PANE. PRESSURIZATION NORMAL DURING CRUISE AND DESCENT. **SUPPLEMENTAL REPORT REQUIRED** (OPEN)
- Difficulty date
- December 22, 2022
- Submitted
- December 23, 2022
- Operation
- Air carrier
- Aircraft
- N987AN
- Make and model
- Boeing 737823
- Aircraft serial
- 31069
- Aircraft time
- 40,817 hours, 16,922 cycles
- System (JASC)
- 5697 · Window System Wiring
- Part
- Window
- Condition
- Arced
- Location
- L1
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.