X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fmailhost02.isp.att.net ([207.115.11.52] verified) by logan.com (CommuniGate Pro SMTP 5.3.11) with ESMTP id 4633280 for flyrotary@lancaironline.net; Wed, 08 Dec 2010 00:26:43 -0500 Received-SPF: none receiver=logan.com; client-ip=207.115.11.52; envelope-from=bbradburry@bellsouth.net Received: from desktop (adsl-85-148-241.mco.bellsouth.net[98.85.148.241]) by isp.att.net (frfwmhc02) with SMTP id <20101208052607H0200242dne>; Wed, 8 Dec 2010 05:26:07 +0000 X-Originating-IP: [98.85.148.241] From: "Bill Bradburry" To: "'Rotary motors in aircraft'" References: In-Reply-To: Subject: RE: [FlyRotary] Re: Today I am a man! Date: Wed, 8 Dec 2010 00:26:08 -0500 Message-ID: <6D00C8CFD01C4994A19382C9C7FD2171@Desktop> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0009_01CB966E.825E7AF0" X-Mailer: Microsoft Office Outlook 11 Thread-Index: AcuWkOwOpweJOZU0QrujicnROUPJ9wAByO8Q X-MimeOLE: Produced By Microsoft MimeOLE V6.0.6001.18049 This is a multi-part message in MIME format. ------=_NextPart_000_0009_01CB966E.825E7AF0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit As long as the splice is at the same temperature as the indicating device there will be little or no error introduced by the splice. Bring the thermocouple wires out of the engine bay before the first splice with non thermocouple wire and it will be good to go. Bill B _____ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Dave Sent: Tuesday, December 07, 2010 11:32 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Today I am a man! This may help.. EGT's are thermocouples.. they measure the temp at a junction of two wires. Whenever you create a splice onto the thermocouple leads you introduce another junction that can serve as a thermocouple. Best solution is to have a single long lead that runs all the way to the device.. buy it that way. After that.. trouble shoot grounds.. Dave On 12/7/2010 10:14 PM, Chris Barber wrote: Kelly, I don't know what my EGT's were when I ran it up the other day. My EGT readings have not been working properly and I have yet to determine why or a solution as of yet. Chris _____ From: Rotary motors in aircraft [flyrotary@lancaironline.net] on behalf of Kelly Troyer [keltro@att.net] Sent: Monday, December 06, 2010 1:43 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Today I am a man! Way to go Chris !!..........I (years ago) needed to learn to weld for my "Dyke Delta" project (which is a weldors nightmare)...............The Delta was so intimidating that I choose to build a "Cassutt" first which is a much smaller welding job to hone my welding skills...................I like you found Gas / Oxy welding skills were relatively easy to pick up and surprise "Enjoyable".......I have since also acquired a "Lincoln" 175 tig and found this skill easy to pickup as it is similar to Gas/Oxy with a different heat source............. On a different note did you notice what your EGT reading was at 6450 rpm and 34.5 MAP ??.......... Kelly Troyer "DYKE DELTA JD2" (Eventually) "13B ROTARY"_ Engine "RWS"_RD1C/EC2/EM2Gas/Oxy "MISTRAL"_Backplate/Oil Manifold "TURBONETICS"_TO4E50 Turbo _____ From: Chris Barber To: Rotary motors in aircraft Sent: Mon, December 6, 2010 11:06:45 AM Subject: [FlyRotary] Today I am a man! Well, yesterday actually. I completed the EAA Sport Air workshop yesterday on Welding. While I know the Gas Oxy method it just a BIT antiquated by all the new stuff, the class removed much of the mystery involved. I was amazed at the progress made in just two days. From dripped, blotchy beads, to "not all that bad", somewhat consistent beads. I know it is not much of a leap for many of y'all, but I always felt quite lacking not having a base understanding of the process (videos and books just do not breach the gap). Now I will be looking for a Tig course, or even, now with a basic comprehension, even a friends input. The Velocity is not a big welded craft, but there were a few things I would at least have entertained, even if I would have farmed them out anyway. On the rotary front, since I dedicated a bus for just the EM2/EC2 and reinstalled the units in the plane (currently using Rino's old unit since the wiring is correct for it...my unit has a pin difference being a later unit), I am currently NOT having my tach dropping out at 6000 rpm (so far). Last night I did a quick run up after leaving from the welding class and ran up to 6450 rmp static at about 34.5 MAP. I had trouble holding it with the brakes...and this was on rough asphalt. I hope to get out there in a bit and do some tuning and RE-determine best cranking settings. It is starting quickly when cold at full rich mixture. Gotta keep it a full mixture for a few minutes till it warms. However, it is taking quite a bit of fudging around to get it to start hot. Per Mistral, my injectors are large so I think I may need to go leaner (about 10 o' clock currently) when hot...or so my preliminary feeling is such. For those who are not there yet, you pretty much have to start over with base mapping every time you get your units back from Tracy. Of course, I am getting much better at it...... ;-) All the best, Chris Barber Houston, Texas Velocity 13b turbo with Mistral intake ------=_NextPart_000_0009_01CB966E.825E7AF0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

As long as the splice is at the = same temperature as the indicating device there will be little or no error introduced by the splice.  Bring the thermocouple wires out of the = engine bay before the first splice with non thermocouple wire and it will be good = to go.

 

Bill B

 

From: Rotary motors in = aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Dave
Sent: Tuesday, December = 07, 2010 11:32 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: = Today I am a man!

 

This may help..

EGT's are thermocouples.. they measure the temp at a junction of two wires.  Whenever you create a splice onto the thermocouple leads = you introduce another junction that can serve as a thermocouple. Best = solution is to have a single long lead that runs all the way to the device.. buy it = that way. After that.. trouble shoot grounds..

Dave

On 12/7/2010 10:14 PM, Chris = Barber wrote:

Kelly,

 

I don't know what my EGT's were = when I ran it up the other day. My EGT readings have not been working properly = and I have yet to determine why or a solution as of = yet.

 

Chris

From: Rotary motors in aircraft [flyrotary@lancaironline.net] on behalf of Kelly Troyer [keltro@att.net]
Sent: Monday, December = 06, 2010 1:43 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: = Today I am a man!

Way to go Chris !!..........I  = (years ago) needed to learn to weld for my "Dyke Delta" project = (which is

a weldors nightmare)...............The Delta = was so intimidating that I choose to build a  "Cassutt" = first 

which is a much smaller welding job to hone my welding skills...................I like you found Gas = / Oxy

welding skills were relatively easy to pick up = and surprise "Enjoyable".......I have since also acquired =

a "Lincoln" 175 tig and found this skill easy to pickup as it is similar to Gas/Oxy with a different heat

source.............

 

On a different note did you notice what your = EGT reading was at 6450 rpm and 34.5 MAP = ??..........     
 

Kelly Troyer
"DYKE DELTA = JD2" = (Eventually)

"13B ROTARY"_ Engine
"RWS"_RD1C/EC2/EM2Gas/Oxy
"MISTRAL"_Backplate/Oil Manifold

"TURBONETICS"_TO4E50 = Turbo

 

 

From: Chris Barber <cbarber@texasattorney.net&g= t;
To: Rotary motors in aircraft <flyrotary@lancaironline.n= et>
Sent: Mon, December 6, = 2010 11:06:45 AM
Subject: [FlyRotary] = Today I am a man!

Well, yesterday actually.  I completed the EAA Sport Air workshop yesterday on Welding.  While I = know the Gas Oxy method it just a BIT antiquated by all the new stuff, = the class removed much of the mystery involved.  I was amazed at the = progress made in just two days.  From dripped, blotchy beads, to "not = all that bad", somewhat consistent beads.  =

 

I know it is not much of a leap for many of = y'all, but I always felt quite lacking not having a base understanding of the = process (videos and books just do not breach the gap).  Now I will be = looking for a Tig course, or even, now with a basic comprehension, even a = friends input.  The Velocity is not a big welded craft, but there were a = few things I would at least have entertained, even if I would have = farmed them out anyway.

 

On the rotary front, since I dedicated a = bus for just the EM2/EC2 and reinstalled the units in the plane (currently using Rino's old unit since the wiring is correct for it...my unit = has a pin difference being a later unit), I am currently NOT having = my tach dropping out at 6000 rpm (so far).  Last night I did a quick run up = after leaving from the welding class and ran up to 6450 rmp static at = about 34.5 MAP.  I had trouble holding it with the brakes...and this was on = rough asphalt.  I hope to get out there in a bit and do some tuning and RE-determine best cranking settings.  It is starting quickly = when cold at full rich mixture.  Gotta keep it a full mixture for a = few minutes till it warms.  However, it is taking quite a bit of = fudging around to get it to start hot.  Per Mistral, my injectors are large = so I think I may need to go leaner (about 10 o' clock currently) =  when hot...or so my preliminary feeling is such.  For those who are not = there yet, you pretty much have to start over with base mapping every = time you get your units back from Tracy.  Of course, I am getting much better at it...... = ;-)

 

All the best,

 

Chris = Barber

Houston, Texas

Velocity 13b turbo with Mistral = intake

 

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