US military reveals why it grounded helicopters — RT World Information

The army has shut down its complete fleet of Chinook cargo choppers after gas leaks prompted fires

The US Military has grounded the workhorse of its helicopter fleets, the Boeing CH-47 Chinook, after discovering a defective half had apparently prompted gas leaks that led to engine fires.

All roughly 400 of the Chinook heavy-lift helicopters within the military’s world stock will probably be grounded till the fuel-leak challenge is resolved, a military spokeswoman stated in a press release. “Whereas no deaths or accidents occurred, the military briefly grounded the H-47 fleet out of an abundance of warning, till these corrective actions are full,” spokeswoman Cynthia Smith stated. “The protection of our troopers is the military’s prime precedence, and we’ll guarantee our plane stay protected and airworthy.”

The defective half was put in in additional than 70 Chinooks throughout routine upkeep work, the Wall Avenue Journal reported on Tuesday, citing unidentified US officers. The defect prompted a “small quantity” of engine fires in an “remoted quantity” of the helicopters, the newspaper cited a military official as saying.

The helicopters in query are powered by T55 engines, that are made by Honeywell Worldwide. The protection contractor stated it helped examine the engine fires and located that substandard O-ring gaskets had been put in throughout upkeep work at a military depot. The corporate added that it’s working with the military to provide substitute gaskets on the affected Chinooks.

Because the Wall Avenue Journal famous, relying on the length of the shutdown, the absence of Chinooks might pose “logistical challenges” for US troopers. The Chinook is the one heavy-lift cargo helicopter utilized by the military. The T55 additionally powers the MH-47 variant of the Chinook, utilized by particular forces.

The enduring Chinook has been in service for greater than six many years, ferrying cargo and troops above battlefields starting from Vietnam to Afghanistan. In actual fact, a number of the most humiliating photos in US army historical past contain the CH-47, together with its use for embassy evacuations throughout the fall of Saigon to communist forces in 1975 and the autumn of Kabul to the Taliban final 12 months.

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