What was found
R1 WINDOW BEGAN ARCING, WINDOW HEAT TURNED OFF, R1 CONTINUED TO PROPAGATE CRACKS IN THE OUTER PANE. PRESSURIZATION NORMAL. R&R R1 WINDOW PER MM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
R1 WINDOW BEGAN ARCING, WINDOW HEAT TURNED OFF, R1 CONTINUED TO PROPAGATE CRACKS IN THE OUTER PANE. PRESSURIZATION NORMAL. R&R R1 WINDOW PER MM.