X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fed1rmmtao104.cox.net ([68.230.241.42] verified) by logan.com (CommuniGate Pro SMTP 5.2.15) with ESMTP id 3784470 for flyrotary@lancaironline.net; Wed, 29 Jul 2009 00:04:52 -0400 Received-SPF: none receiver=logan.com; client-ip=68.230.241.42; envelope-from=rv-4mike@cox.net Received: from fed1rmimpo01.cox.net ([70.169.32.71]) by fed1rmmtao104.cox.net (InterMail vM.7.08.02.01 201-2186-121-102-20070209) with ESMTP id <20090729040416.WITR17135.fed1rmmtao104.cox.net@fed1rmimpo01.cox.net> for ; Wed, 29 Jul 2009 00:04:16 -0400 Received: from wills ([68.105.87.229]) by fed1rmimpo01.cox.net with bizsmtp id Mg4C1c0034wtUdQ03g4E7j; Wed, 29 Jul 2009 00:04:15 -0400 X-VR-Score: -130.00 X-Authority-Analysis: v=1.0 c=1 a=kviXuzpPAAAA:8 a=C_IRinGWAAAA:8 a=TL08_Rbace1cBVypepsA:9 a=HA6K2pf56jfGHwc8_FgA:7 a=iV5jSg4wJ_gkxsrtqb5MRTR6sHIA:4 a=4vB-4DCPJfMA:10 a=si9q_4b84H0A:10 a=UretUmmEAAAA:8 a=Ia-xEzejAAAA:8 a=wGgeCm-qMHhTGUUC4SYA:9 a=Go-0dS0GUcq_ibTFSqcA:7 a=k600PmOu6oneYvma_2MSxfcMRZAA:4 a=iVkDmfvjeKcA:10 a=EzXvWhQp4_cA:10 X-CM-Score: 0.00 Message-ID: <809BC6F377344F83B86B821333607A63@wills> From: "Mike Wills" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: latest problem Date: Tue, 28 Jul 2009 21:04:13 -0700 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0037_01CA0FC6.F5942B30" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5512 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 This is a multi-part message in MIME format. ------=_NextPart_000_0037_01CA0FC6.F5942B30 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Thanks for the input Tracy. Wasnt entirely sure what I was going to use = to seal this. Was thinking maybe Permatex #2 or Hylomar. The problem is that Bruce did not install pipe plugs. These plugs are a = straight thread like a set screw, not a tapered thread. They dont seal = without some help. This is the second major oil leak I've had with the = engine. It appears to me that it was the JB Weld, not the "plug" that = was sealing the hole. The JB Weld held up for about 25 hours before it = started leaking. When I ground it out, there was a pretty large void in = one spot. This appears to be the failure point so maybe I could simply = repot it and it would be OK. Mike Wills RV-4 N144MW ----- Original Message -----=20 From: Tracy Crook=20 To: Rotary motors in aircraft=20 Sent: Tuesday, July 28, 2009 7:30 AM Subject: [FlyRotary] Re: latest problem Just a reminder to be very careful when using sealant down-stream of = the oil filter. One of Chuck Dunlop's engine failures was traced to = sealant (RTV type) plugging one of the rotor oil cooling jets. Tracy=20 On Tue, Jul 28, 2009 at 12:32 AM, Mike Wills wrote: Update. As several mentioned, there was a plug under the epoxy. It = looks like the plug was installed dry- there was no sealant on it. There = was a large void in the epoxy that was smeared over the plug and it = appears this was where it was leaking from. So I'll use some gasket = sealant and reinstall the plug and then repot it with epoxy and = hopefully that will be the end of it. And on to the next problem, = whatever it turns out to be. Mike Wills RV-4 N144MW ----- Original Message -----=20 From: hoursaway1@comcast.net=20 To: Rotary motors in aircraft=20 Sent: Friday, July 24, 2009 6:35 AM Subject: [FlyRotary] Re: latest problem Mike; Bruce built my short block also, aprox. 4 years ago, he has = allen screw plugs in the holes & a drilled bypass internaly. I'll photo = the area ASAP & get it to you for refrence. David R. Cook RV6A Rotary = Lansing MI. (Oshkosh bound early Sat. morning, camping) = = =20 - Sent:=20 My engine seems to be working really well since reseating the = improperly seated B chip in the EC-2. I've run for a few hours and have = not been able to force a re-occurance of the lost data problem. I'm = cautiously optimistic. I also appear to be jinxed. My engine has developed an oil leak. = The engine was built by Bruce Turrentine and one of the mods he = performed was to remove the stock oil filter pad. He didnt simply = install a block off plate from Racing Beat though. He cut the pad off = flush and plugged the remaining holes with what appears to be JB Weld. = One of those plugs has suddenly started leaking. Not sure how best to = fix this. Thinking the best approach is probably to remove the epoxy and = tap for threaded plugs. But I'm afraid there may not be enough metal = left to take a thread. Also afraid of dropping epoxy shavings down into = the oil passage. I'm open to suggestions. Man I'm tired of working on this thing. I want to fly it! Mike Wills RV-4 N144MW ------=_NextPart_000_0037_01CA0FC6.F5942B30 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Thanks for the input Tracy. Wasnt = entirely sure=20 what I was going to use to seal this. Was thinking maybe Permatex = #2 or=20 Hylomar.
 
The problem is that Bruce did not = install pipe=20 plugs. These plugs are a straight thread like a set screw, not a tapered = thread.=20 They dont seal without some help. This is the second major oil leak I've = had=20 with the engine. It appears to me that it was the JB Weld, not the = "plug" that=20 was sealing the hole. The JB Weld held up for about 25 hours before it = started=20 leaking. When I ground it out, there was a pretty large void in one=20 spot. This appears to be the failure point so maybe I = could=20 simply repot it and it would be OK.
 
Mike Wills
RV-4 N144MW
----- Original Message -----
From:=20 Tracy=20 Crook
Sent: Tuesday, July 28, 2009 = 7:30=20 AM
Subject: [FlyRotary] Re: latest = problem

Just a reminder to be very careful when using sealant=20 down-stream of the oil filter.  One of Chuck Dunlop's engine = failures was=20 traced to sealant (RTV type)  plugging one of the rotor oil = cooling=20 jets.

Tracy


On Tue, Jul 28, 2009 at 12:32 AM, Mike Wills = <rv-4mike@cox.net>=20 wrote:
Update. As several mentioned, there = was a plug=20 under the epoxy. It looks like the plug was installed dry- there was = no=20 sealant on it. There was a large void in the epoxy that was smeared = over the=20 plug and it appears this was where it was leaking from. So I'll use = some=20 gasket sealant and reinstall the plug and then repot it with epoxy = and=20 hopefully that will be the end of it. And on to the next problem, = whatever=20 it turns out to be.
 
Mike Wills
RV-4 N144MW
-----=20 Original Message -----
From:=20 hoursaway1@comcast.net
To:=20 Rotary = motors in=20 aircraft Sent:=20 Friday, July 24, 2009 6:35 AM Subject:=20 [FlyRotary] Re: latest problem

Mike; =20 Bruce built my short block also, aprox. 4 years ago, he has allen = screw=20 plugs in the holes & a drilled bypass internaly.  I'll = photo the=20 area ASAP & get it to you for refrence.  David R. Cook = RV6A=20 Rotary  Lansing MI.  (Oshkosh bound early Sat. morning,=20 = camping)           = ;            =             &= nbsp;           &n= bsp;           &nb= sp;           &nbs= p;            = ;            =             &= nbsp;           &n= bsp;  
-


Sent:=20

My engine seems to be working = really well=20 since reseating the improperly seated B chip in the EC-2. I've run = for a=20 few hours and have not been able to force a re-occurance of the = lost data=20 problem. I'm cautiously optimistic.
 
I also appear to be jinxed. My = engine has=20 developed an oil leak. The engine was built by Bruce Turrentine = and one of=20 the mods he performed was to remove the stock oil filter pad. He = didnt=20 simply install a block off plate from Racing Beat though. He cut = the pad=20 off flush and plugged the remaining holes with what appears to be = JB Weld.=20 One of those plugs has suddenly started leaking. Not sure how best = to fix=20 this. Thinking the best approach is probably to remove the epoxy = and tap=20 for threaded plugs. But I'm afraid there may not be enough metal = left to=20 take a thread. Also afraid of dropping epoxy shavings down into = the oil=20 passage. I'm open to suggestions.
 
Man I'm tired of working on this = thing. I=20 want to fly it!
 
Mike Wills
RV-4=20 = N144MW

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