May 2008 Issue

First Word: 05/08

As the late Ronald Reagan once famously said, there you go again. This time it’s Parker Hannifin’s Airborne division shotgunning yet another a service letter to thousands of owners "requiring" them to remove Airborne dry vacuum pumps. My use of quotes around the word require is purposeful. Although Parker Hannifin has zero legal authority to require owners to do anything, the tone of the letter is clearly meant to frighten owners into complying with the company’s demand. I’ve received a couple of calls querying about this from owners obviously alarmed—or annoyed—by it. Several years ago, Parker tried a similar tactic by sending a letter explaining that aircraft equipped with dry vacuum pumps were "required" to have a backup vacuum source before flying in IMC when, of course, no such requirement exists.

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