Re: Engine hush kits

From:         allard@iconz.co.nz
Organization: Internet Company of New Zealand
Date:         31 Mar 95 02:41:28 
References:   1 2
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In <airliners.1995.333@ohare.Chicago.COM>, waterwda@elec.canterbury.ac.nz (Dave Waterworth) writes:
>I can't answer your question, but about one month ago Air New Zealand 
>grounded its entire fleet of hush kitted 737-200's (10 aircraft) 
>following three turbine blade failures. The reason for the blade failures 
>is unknown, but the failures occurred in turbines which were fitted with 
>reconditioned blades.

Analysis showed that the turbine blade failures were confined to refurbished
turbine blades. All refurbished blades have now been replaced. P&W and
Nordom (the hushkit manufacturer) are investigating.