The unusual finding was discovered during a routine maintenance inspection of an Apache helicopter. Following the finding, and in order to check that there were no similar findings in the other helicopters, the IAF commander decided to ground the entire helicopter system.
About two weeks ago, Air Force Commander Maj. Gen. Tomer Bar decided to shut down the Yas'our helicopter system due to a technical malfunction discovered in one of the helicopters. The faulty helicopter landed at a base in central Israel, but there wereNo casualties in the incident.