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Date: Thu, 14 Dec 2006 16:07:06 -0500
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From: Alain NOIREAUX <alainoireaux@club-internet.fr>
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Subject: Re: [LML] Word to the wise
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Leighton a écrit :

> In the spirit that one of the more valuable functions of the LML is to 
> pass along experiences that should be avoided by fellow builders, I 
> need to share a situation that could have been very bad and could 
> happen to anyone. Recently we installed a new instrument panel in a 
> Legacy and were going thr ough all the various systems checks to 
> assure they were functioning correctly.  When it was time to check the 
> hydraulic pump function we made sure that the gear selector switch was 
> in the down position and when the circuit breakers for the relays and 
> pump were pushed in the gear retracted!  Fortunately the plane was up 
> on jacks at the time or this could have been a serious matter.  It 
> turned out that the up and down wires were reversed on the gear 
> selector switch, which is not hard to do as the "up" wire is on the 
> bottom terminal and the "down" is on the top.  This also bypasses the 
> gear safety switch.  Yes, this panel allegedly went through a 
> multi-day check out period before we got it.  Bottom line:  keep the 
> plane on jacks during the entire initial panel check out.  You ES and 
> FG guys excepted, of course.  Just thought this was worth passing along. 
>  
> Leighton Mangels

Nice advice,thank you .
Alain NOIREAUX   L 320  F-PSDV