www.kepner-tregoe.com Copyright © 2014 Kepner-Tregoe, Inc. All Rights Reserved. KL691.b 700-10-P340808 CLIENT Global services provider operating a fleet of aircraft. CHALLENGE When reports of “spongy” parking brakes on cargo planes began, it was not a threat to safety or service. But with growing frequency, maintenance checks revealed what appeared to be pieces of foil in the filters that keep the hydraulic fluid clean. The foil particles trap

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