This Proposed AD will be closed for consultation on 09 October 2020 During review of existing emergency exit placards, attached to or located near to the cabin sliding doors (both left-hand (LH) and right-hand (RH) sides), to verify that they provide an accurate illustration of the proper method of sliding doors emergency opening, it was… Read more »
The monthly bulletin from the Air Accidents Investigation Branch has been released. This month’s issue does not refer to any helicopters and this update is included in HeliHub.com for completeness.
An accident occurred with an AW169 helicopter, the root cause of which is still under investigation. While the helicopter was on a take-off phase at low forward speed, a loss of yaw control has been observed. As incorrect installation of the TRA might have been a factor, as a precautionary measure, Leonardo issued ASB 169-120 to… Read more »
A design deficiency has been identified, affecting some specific main cabin floor panel installations on AB139 and AW139 helicopters. This condition, if not corrected, could, in case of an emergency landing, lead to failure of the affected seats, as defined in this AD, possibly resulting in injury to helicopter occupants. To address this potential unsafe condition, as… Read more »
One occurrence has been reported of failure of both inverters in flight, leading to autopilot disconnection. Subsequent inspection identified chafing of a wire in the AC power system cable assembly, due to a protective grommet not correctly installed in the emergency bus interlock compartment. This condition, if not detected and corrected, could lead to autopilot… Read more »
Several occurrences have been reported of loss of tightening torque of the Shur-Lok nut, which serves as a retainer of the tail rotor (TR) drive flange of the main gearbox (MGB). Subsequent investigation determined that these events were the result of failure of the Shur-Lok nut locking function, which is normally ensured by two anti-rotation… Read more »
Heavy landing which resulted in the starboard skid ripped off, main blades damaged, tail strike which destroyed tail blades Registration to be confirmed as HC-CVB is also reported as a Bell 505
Helicopter crashed into the yard in a built-up area, killing two of three occupants on impact. Third is reported to have later died in hospital. Images show mast and main rotor blades largely intact, suggesting it descended upright and vertically. Location is about 3km east of Lagos Airport.
The aircraft took off from the temporary helipad, and was transporting a cargo, and unintentionally dropped the cargo (about 790kg, construction materials) on a grass field near the temporary helipad from a height of about 25m around 9:50 JST. Cargo was old steel tower members, weight: about 790 kilograms.
The FAA is superseding Airworthiness Directive (AD) 2019-12-18 for Robinson Helicopter Company (Robinson) Model R44 II helicopters. AD 2019-12-18 required inspecting certain engine air induction hoses (hoses) and replacing any hose that was not airworthy. AD 2019-12-18 also prohibited the installation of certain hoses. This AD continues to require inspecting those previously affected hoses and… Read more »
US special forces UH-60M crashed with two fatalities and three injuries. Two fatalities were named as Staff Sgt. Vincent Marketta, 33, and Sgt. Tyler Shelton, 22
