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An ATR-42 flight crew reported the failure of the outer pane of the first officer's cockpit window; resulting in a diversion to the nearest suitable airport.
| Attributes | |
| ACN | 1682514 |
| Time | |
| Date | 201909 |
| Local Time Of Day | 0001-0600 |
| Place | |
| Locale Reference | ZZZ.ARTCC |
| State Reference | US |
| Environment | |
| Flight Conditions | VMC |
| Aircraft 1 | |
| Make Model Name | ATR 42 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | Cruise |
| Flight Plan | IFR |
| Component | |
| Aircraft Component | Cockpit Window |
| Person 1 | |
| Function | Pilot Flying First Officer |
| Qualification | Flight Crew Multiengine Flight Crew Air Transport Pilot (ATP) Flight Crew Instrument |
| Person 2 | |
| Function | Pilot Not Flying Captain |
| Qualification | Flight Crew Multiengine Flight Crew Instrument Flight Crew Air Transport Pilot (ATP) |
| Events | |
| Anomaly | Aircraft Equipment Problem Critical Flight Deck / Cabin / Aircraft Event Smoke / Fire / Fumes / Odor |
Narrative:
During cruise PF (first officer) noticed burning mark on left center of windscreen. Crew complied with QRH procedure by shutting off right windshield heater. Crew then noted an increase in size of burn laterally; and a burning smell. Very shortly thereafter; the outer windshield cracked and a loud bang accompanied it. The captain [notified ATC] and directed the first officer [first officer] to move back to the jumpseat in case the windshield caved in. Captain elected to divert to ZZZ; which was 40 miles to our west and commence the ILS to runway xx. First officer set up the GPS; loaded the approach; briefed the approach; assisted with radio calls; and ran the remaining checklists from the jumpseat. Crew contacted [dispatch] on the ground after safely parking the aircraft. Identification: visually via scan. Cause: right windshield heater malfunction. Suggestions: possible recommendation from company regarding whether to continue to destination or divert.
Original NASA ASRS Text
Title: An ATR-42 flight crew reported the failure of the outer pane of the first officer's cockpit window; resulting in a diversion to the nearest suitable airport.
Narrative: During cruise PF (First Officer) noticed burning mark on left center of windscreen. Crew complied with QRH procedure by shutting off right windshield heater. Crew then noted an increase in size of burn laterally; and a burning smell. Very shortly thereafter; the outer windshield cracked and a loud bang accompanied it. The Captain [notified ATC] and directed the FO [First Officer] to move back to the jumpseat in case the windshield caved in. Captain elected to divert to ZZZ; which was 40 miles to our west and commence the ILS to Runway XX. FO set up the GPS; loaded the approach; briefed the approach; assisted with radio calls; and ran the remaining checklists from the jumpseat. Crew contacted [Dispatch] on the ground after safely parking the aircraft. Identification: visually via scan. Cause: right windshield heater malfunction. Suggestions: possible recommendation from company regarding whether to continue to destination or divert.
Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.