X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imf22aec.mail.bellsouth.net ([205.152.59.70] verified) by logan.com (CommuniGate Pro SMTP 4.3c5) with ESMTP id 931940 for flyrotary@lancaironline.net; Tue, 03 May 2005 23:17:18 -0400 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.70; envelope-from=sqpilot@bellsouth.net Received: from paul ([209.214.45.167]) by imf22aec.mail.bellsouth.net (InterMail vM.5.01.06.11 201-253-122-130-111-20040605) with SMTP id <20050504031629.WOAF2058.imf22aec.mail.bellsouth.net@paul> for ; Tue, 3 May 2005 23:16:29 -0400 Message-ID: <00a101c550dd$d0a42520$14724ed8@paul> From: To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: EGT temps Date: Wed, 4 May 2005 14:16:45 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_009E_01C550B3.E736E630" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2180 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 This is a multi-part message in MIME format. ------=_NextPart_000_009E_01C550B3.E736E630 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Thanks, Ed....my EGT probe is also 1 1/2" long in a 2 1/8" pipe. Paul = Conner ----- Original Message -----=20 From: Ed Anderson=20 To: Rotary motors in aircraft=20 Sent: Tuesday, May 03, 2005 9:08 PM Subject: [FlyRotary] Re: EGT temps The first set of EGT probes I had were on the short side approx 1/2". = My temps were always lower than what Tracy reported, then at one annual = I changed the probes to ones that had a 1 1/2" probe length, EGTs = increased by 200F. Apparently the shorter probes were not in the = hottest part of the exhaust flow (center). But, I certainly don't think = 1450F is high (if accurate). Ed ----- Original Message -----=20 From: sqpilot@bellsouth.net=20 To: Rotary motors in aircraft=20 Sent: Wednesday, May 04, 2005 2:03 PM Subject: [FlyRotary] Re: EGT temps Hi, Ed and thanks for the response. I have the stock cast iron = manifold (the smaller of the two sizes available). Then I have an 8 inch = pipe extending off that manifold. The EGT probe is in the firs inch of = the pipe, or 1 inch out from the cast iron manifld. Paul Conner ----- Original Message -----=20 From: Ed Anderson=20 To: Rotary motors in aircraft=20 Sent: Tuesday, May 03, 2005 8:55 PM Subject: [FlyRotary] Re: EGT temps Paul, My EGT temps normally range from 1450 (lean) to 1600 and have gone = as high as 1750F, so no, I don't think yours are too high. However, = part of the equation is where are your EGTs located - close the ports, = far from the ports? Mine are approx 8" from the ports. Mold for enlarge duct opening nearly completed today, fiberglass = (ugh {:>)) tomorrow. Then an air filter/plenum to build and I should be = ready in plenty of time for the Mid-Atlantic Fly in 12 May. Ed A ----- Original Message -----=20 From: sqpilot@bellsouth.net=20 To: Rotary motors in aircraft=20 Sent: Wednesday, May 04, 2005 1:37 PM Subject: [FlyRotary] EGT temps Hi all...I flew the SQ2000 again. Engine ran great. Just flew = around enjoying the thing. After removing the thermostat, I found that = upon reaching the end of the runway my water temps were only 120 degrees = instead of the normal 160 to 170 degrees. Temps rose much slower than = normal on climb-out. Actually fun to fly when you don't have to keep = focusing on temps all the time. Cruising at 4500 rpm's, the temps were = very cool....stabilized at around 180 degrees at 1500' AGL. Temos on the = ground were around 78. When I increased the throttle to 5300 rpm's in = level flight, temps slowly started rising. I then noted the EGT at 5300 = rpm's. It was 1425. Does this sound a little too high? If so, my = mixture settings may be a little lean at those rpm's. Just wondering = what others are seeing for EFT temps for around 5300 rpm's. Thanks in = advance for any and all replies. Paul Conner ------=_NextPart_000_009E_01C550B3.E736E630 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Thanks, Ed....my EGT probe is also 1 = 1/2" long in a=20 2 1/8" pipe.  Paul Conner
----- Original Message -----
From:=20 Ed=20 Anderson
Sent: Tuesday, May 03, 2005 = 9:08 PM
Subject: [FlyRotary] Re: EGT = temps

The first set of EGT probes I had = were on the=20 short side approx 1/2".  My temps were always lower than what = Tracy=20 reported, then at one annual I changed the probes to ones that had a 1 = 1/2"=20 probe length, EGTs increased by 200F.  Apparently the shorter = probes were=20 not in the hottest part of the exhaust flow (center).  But, I = certainly=20 don't think 1450F is high (if accurate).
 
Ed
----- Original Message -----
From:=20 sqpilot@bellsouth.net =
To: Rotary motors in = aircraft=20
Sent: Wednesday, May 04, 2005 = 2:03=20 PM
Subject: [FlyRotary] Re: EGT=20 temps

Hi, Ed and thanks for the response. = I have the=20 stock cast iron manifold (the smaller of the two sizes available). = Then I=20 have an 8 inch pipe extending off that manifold. The EGT probe is in = the=20 firs inch of the pipe, or 1 inch out from the cast iron = manifld.  Paul=20 Conner
----- Original Message ----- =
From:=20 Ed Anderson
To: Rotary motors in = aircraft=20
Sent: Tuesday, May 03, 2005 = 8:55=20 PM
Subject: [FlyRotary] Re: = EGT=20 temps

Paul,
 
My EGT temps normally range from = 1450 (lean)=20 to 1600 and have gone as high as 1750F, so no, I don't think yours = are too=20 high.  However, part of the equation is where are your EGTs = located -=20 close the ports, far from the ports?  Mine are approx 8" from = the=20 ports.
 
Mold for enlarge duct opening = nearly=20 completed today, fiberglass (ugh {:>)) tomorrow.  Then an = air=20 filter/plenum to build and I should be ready in plenty of time for = the=20 Mid-Atlantic Fly in 12 May.
 
Ed A
----- Original Message ----- =
From:=20 sqpilot@bellsouth.net =
To: Rotary motors in = aircraft=20
Sent: Wednesday, May 04, = 2005 1:37=20 PM
Subject: [FlyRotary] EGT=20 temps

Hi all...I flew the SQ2000 = again. Engine=20 ran great. Just flew around enjoying the thing.  After = removing the=20 thermostat, I found that upon reaching the end of the runway my = water=20 temps were only 120 degrees instead of the normal 160 to 170 = degrees.=20 Temps rose much slower than normal on climb-out.  Actually = fun to=20 fly when you don't have to keep focusing on temps all the = time. =20 Cruising at 4500 rpm's, the temps were very cool....stabilized = at around=20 180 degrees at 1500' AGL. Temos on the ground were around = 78.  When=20 I increased the throttle to 5300 rpm's in level flight, temps = slowly=20 started rising. I then noted the EGT at 5300 rpm's. It was = 1425. =20 Does this sound a little too high?  If so, my mixture = settings may=20 be a little lean at those rpm's.  Just wondering what = others are=20 seeing for EFT temps for around 5300 rpm's.  Thanks in = advance for=20 any and all replies.  Paul=20 = Conner
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