X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Sat, 23 May 2009 13:58:27 -0400 Message-ID: X-Original-Return-Path: Received: from yx-out-2324.google.com ([74.125.44.29] verified) by logan.com (CommuniGate Pro SMTP 5.2.14) with ESMTP id 3651324 for lml@lancaironline.net; Sat, 23 May 2009 02:59:51 -0400 Received-SPF: pass receiver=logan.com; client-ip=74.125.44.29; envelope-from=vonjet@gmail.com Received: by yx-out-2324.google.com with SMTP id 8so1289044yxg.7 for ; Fri, 22 May 2009 23:59:15 -0700 (PDT) DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; b=wUaJVL/b94i0z8XgeNEfZ/4mKEeRgUHdz1I2ontsNouLyayFl3ntQMHDw6Kyg0tVku TIe+XnCGqyBfyuvh6eTnFI1zpic4YaqJYRnm+mMa4jKho7rC7vwmMn7UBmT8s0VJle95 NSQFJg6nVfWXA4GYV84TQQsc9XA1xu47qfg5w= MIME-Version: 1.0 Received: by 10.90.96.1 with SMTP id t1mr557536agb.111.1243061955779; Fri, 22 May 2009 23:59:15 -0700 (PDT) In-Reply-To: <1849239240-1243022273-cardhu_decombobulator_blackberry.rim.net-565246374-@bxe1027.bisx.prod.on.blackberry> References: <1849239240-1243022273-cardhu_decombobulator_blackberry.rim.net-565246374-@bxe1027.bisx.prod.on.blackberry> X-Original-Date: Fri, 22 May 2009 23:59:15 -0700 X-Original-Message-ID: Subject: Re: [LML] Re: Gear Relays are not working From: Bryan Wullner X-Original-To: Lancair Mailing List Content-Type: multipart/alternative; boundary=0016362836d04edd8c046a8eeaed --0016362836d04edd8c046a8eeaed Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit My gear system was wired using the Legacy Wiring diagram. By resistance I meant 0 ohms. The intermittant relays that were in the plane originally were the ones that lancair sells on their website.Now I have some continuous duty relays in their place. So my next question is: If the Lancair wiring diagrams are wrong and it seems that some of you out there have figured out a right way to do it, why haven't you sent it to Lancair for them to update their manuals or at least load it up on LML so all of us can get our aircraft wired properly? Maybe you can email me a copy? thanks Bryan On Fri, May 22, 2009 at 12:57 PM, wrote: > No squat switch. I built the plane and I did not put a squat switch in. On > the good note I spent all day yesterday retracting and free falling the gear > and it all works perfectly. > Bryan > > Sent from my Verizon Wireless BlackBerry > > ------------------------------ > *From*: Sky2high@aol.com > *Date*: Fri, 22 May 2009 15:44:32 -0400 > *To*: > *Subject*: [LML] Re: Gear Relays are not working > > Bryan, > > While the plane is on jacks, one test would be to open the dump valve > (relieve all pressure) and see if the pump runs in the gear down direction, > but not in the up. This would suggest that there is some sort of "squat" > switch. If so, the most frequently used one relies on pitot-static pressure > so the gear cannot be retracted until 70 KIAS is exceeded. Some simply > bypass the switch with a jumper when doing the gear checks while others may > have installed a bypass switch, sometimes hidden behind the panel. > > Scott Krueger > > In a message dated 5/21/2009 5:24:34 A.M. Central Daylight Time, > vonjet@gmail.com writes: > > My lancair 360 was wired professionally. When we tried to do the gear > retraction tests.....nothing. We checked all the wires and made sure all > were getting power where they should. Checked the breakers, switch etc. We > overran the relay and the motor ran so we figured it was a bad > relay......went to Napa and bought 2 new relays today. Installed them. Same > thing....nothing. Then we remembered that the relays were mounted to a > fiberglass bulkhead and the case needed to be grounded so we attached a > ground from the relay mounting base to ground bar. > Tried the gear.....now it worked...BUT it instantly fried the ground wire > on the relay small terimal......tried to measure the ohms of the relays and > no resistance....how could it be that I have 4 dead relays all brand new? > So today I installed a Master Relay. The ones that are all metal case. Now > the gear works and no wires are getting fried........but Im not happy with > this result as it makes no sense why the normal relays for this job aren't > working....anybody have any ideas? > > Bryan > > > ------------------------------ > Huge savings on HDTVs from Dell.com! > --0016362836d04edd8c046a8eeaed Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable My gear system was wired using the Legacy Wiring diagram. =A0By resistance = I meant 0 ohms. The intermittant relays that were in the plane originally w= ere the ones that lancair sells on their website.
Now I have some conti= nuous duty relays in their place.=A0

So my next question is: =A0If the Lancair wiring diagra= ms are wrong and it seems that some of you out there have figured out a rig= ht way to do it, why haven't you sent it to Lancair for them to update = their manuals or at least load it up on LML so all of us can get our aircra= ft wired properly?
Maybe you can email me a copy?
thanks
Bryan
On Fri, May 22, 2009 at 12:57 PM, <vonjet@gmail.com> wrote:
No squat switch. I built the plane and I did not put a s= quat switch in. On the good note I spent all day yesterday retracting and f= ree falling the gear and it all works perfectly.
Bryan

Sent from my Verizon Wireless BlackBerry

From: Sky2high@aol.com
Date: Fri, 22 May 20= 09 15:44:32 -0400
To: <l= ml@lancaironline.net>
Subject: [LML] Re: Gear Relays are n= ot working

Bryan,
=A0
While the plane is on jacks, one test would = be to=A0open the dump valve (relieve all pressure)=A0and see if the pump ru= ns in the gear down direction, but not in the up.=A0 This would suggest tha= t there is some sort=A0of "squat" switch.=A0 If so, the most freq= uently used one relies on pitot-static pressure so the gear cannot be retra= cted until 70 KIAS is exceeded.=A0 Some simply bypass the switch with a jum= per when doing the gear checks while others may have installed a bypass swi= tch, sometimes hidden behind the panel.=A0
=A0
Scott Krueger
=A0
In a message = dated 5/21/2009 5:24:34 A.M. Central Daylight Time, vonjet@gmail.com writes:
My lancair 360 was wired professionally. When we tried to d= o the gear retraction tests.....nothing. We checked all the wires and mad= e sure all were getting power where they should. Checked the breakers, sw= itch etc.=A0
We overran the relay and the motor ran so we figured it was a bad relay..= ....went to Napa and bought 2 new relays today. Installed them. Same thin= g....nothing. =A0Then we remembered that the relays were mounted to a fib= erglass bulkhead and the case needed to be grounded so we attached a ground= from the relay mounting base to ground bar.=A0
Tried the gear.....now it worked...BUT it instantly =A0fried the = ground wire on the relay small terimal......tried to measure the ohms of th= e relays and no resistance....how could it be that I have 4 dead relays a= ll brand new?
So today I installed a Master Relay. =A0The ones that are all metal= case. Now the gear works and no wires are getting fried........but Im no= t happy with this result as it makes no sense why the normal relays for t= his job aren't working....anybody have any ideas?

Bryan

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