Incident Overview

Date: Friday 5 March 1999
Aircraft Type: Boeing 747-2B3F (SCD)
Owner/operator: Air France
Registration Number: F-GPAN
Location: Chennai Airport (MAA) – ÿ India
Phase of Flight: Landing
Status: Destroyed, written off
Casualties: Fatalities: 0 / Occupants: 5
Component Affected: Aircraft GearAircraft Gear
Category: Accident
An Air France flight 6745 experienced a significant incident upon landing at Chennai (MAA) after enroute stops in Karachi and Bangalore. The aircraft carried 66 tonnes of cargo, including three foreign cars, 20 tonnes of ITC cigarettes, chemicals, and garments. The flight was cleared for an ILS approach but abandoned due to indications of a compromised undercarriage. The crew incorrectly assumed all gear was down and locked despite a red Gear light and a lack of green Gear Down light for the nose gear. The pilot then repositioned the aircraft for another approach, resulting in a nose strike on the runway, leading to a complete burn-out.An Air France flight 6745 experienced a significant incident upon landing at Chennai (MAA) after enroute stops in Karachi and Bangalore. The aircraft carried 66 tonnes of cargo, including three foreign cars, 20 tonnes of ITC cigarettes, chemicals, and garments. The flight was cleared for an ILS approach but abandoned due to indications of a compromised undercarriage. The crew incorrectly assumed all gear was down and locked despite a red Gear light and a lack of green Gear Down light for the nose gear. The pilot then repositioned the aircraft for another approach, resulting in a nose strike on the runway, leading to a complete burn-out.

Description

Air France flight 6745 had taken off from Paris and was on its way to Chennai (MAA) after some enroute stops at Karachi (KHI) and Bangalore (BLR). The cargo plane carried 66 tonnes of cargo, that included three foreign cars, 20 tonnes of ITC cigarettes, chemicals and garments. The aircraft was cleared for a runway 07 ILS approach, but the approach was abandoned due to indications that the undercarriage was not down and locked. The flight crew concluded that all gear were down and locked despite a red GEAR light on the forward instrument panel. The crew had failed to recognize that the green GEAR DOWN light for the nose gear was not illuminated and assumed that the red GEAR light on the forward instrument panel was a false indication. The gear was recycled, but an alternate extension was not attempted. The pilot positioned the airplane for another approach. The aircraft touched down with the nose gear retracted. The nose struck the runway. The plane skidded and came to rest at 7000 feet down the runway (which is 13050 feet long). As the pilot informed the ATC of the mishap, he noticed smoke in the cockpit. Even as the smoke was being extinguished, flames erupted in the front portion of the aircraft. One of the crewmembers came down through a rope ladder from the cockpit, the other four were brought down through the rear of the aircraft using the fire engine step ladders. The fire services were not able to extinguish the fire and the plane burned out completely.

Primary Cause

Incorrect Gear Light Recognition and Failure to Recognize Red Gear Light for Nose GearIncorrect Gear Light Recognition and Failure to Recognize Red Gear Light for Nose Gear

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