All Aussie NRH 90 helicopters were grounded for Talisman Sabre 19

[bob10]

They still don't have final acceptance. After the Tiger fiasco, this is not a good look.

Aussies fly Kiwi choppers as own fleet grounded - CONTACT magazine (https://www.contactairlandandsea.com/2019/07/29/aussies-fly-kiwi-choppers-as-own-fleet-grounded/)

[bob10]

The problem explained


Defence explains MRH-90 tail rotor issue - CONTACT magazine (https://www.contactairlandandsea.com/2019/08/22/defence-explains-mrh-90-tail-rotor-issue/)

[justinc]

Happens often, even to the ADF! My Bro mentioned similar little quirks when flying Sea kings. As airframe were upgraded and avionics updated they got done when available, A bit like the faulty SRS airbag recall... only so many hours in a day ...

[Hugh Jars]

Cracks were found on the Sea Sprite back in 2004:
https://uploads.tapatalk-cdn.com/20190826/14d1f9ae96749176084b82fd14478225.jpg