X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from securemail.ever-tek.com ([64.129.170.194] verified) by logan.com (CommuniGate Pro SMTP 5.3.9) with ESMTP id 4487744 for flyrotary@lancaironline.net; Thu, 30 Sep 2010 13:49:28 -0400 Received-SPF: none receiver=logan.com; client-ip=64.129.170.194; envelope-from=cbarber@texasattorney.net Received: from fcd-mail06.FCDATA.PRIVATE ([2002:404:40b::404:40b]) by FCD-MAIL06.FCDATA.PRIVATE ([::1]) with mapi; Thu, 30 Sep 2010 12:48:37 -0500 From: Chris Barber To: Rotary motors in aircraft Subject: Update: Loss of Oil Pressure Thread-Topic: Update: Loss of Oil Pressure Thread-Index: Actgx7XK7pOoInfnQoer88WDtv1hBw== Date: Thu, 30 Sep 2010 17:48:37 +0000 Message-ID: <2D41F9BF3B5F9842B164AF93214F3D30326A13BB@FCD-MAIL06.FCDATA.PRIVATE> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: Content-Type: multipart/alternative; boundary="_000_2D41F9BF3B5F9842B164AF93214F3D30326A13BBFCDMAIL06FCDATA_" MIME-Version: 1.0 --_000_2D41F9BF3B5F9842B164AF93214F3D30326A13BBFCDMAIL06FCDATA_ Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Help protect me from me. Yesterday, I removed all my primary -10 oil lines and checked them for obst= ructions or obvious assembly errors, but found non. I removed the plugs ad= cranked the engine after injecting some oil into the rotor chambers and a = bit (not much will go in from a squirt bottle) into the PSRU. Finally, I g= ot a small stream of oil coming out of the filter, but nothing to get excit= ed about. I removed the mechanical gauge I had installed with some excess hose on the= top of the engine where oil comes out of the stock turbo block that feeds = my aftermarket turbo. When I removed the hose, oil came spilling out of th= e hose. This hose had been empty before I installed the mechanical gauge, = which had read about 6 psi when I tested it a couple of days ago. So, "som= e" oil was/is flowing, just at what seems a significantly reduced rate. SOOOO, unless someone has a Eureka moment to share, I will be pulling the e= ngine off the plane and dropping the pan and likely removing the front cove= r. I do seem to have strong compression (I hope my ear is telling me right= ) thus, hopefully cracking the block open will not be needed and if I under= stand correctly would not be causing low oil pressure. I am only a bit con= cerned of possible damage that may have occurred. I will check the things = I seem to recall being issues. The key in the front e-shaft, the retaining= clip, the pressure regulator, oil pump and whatever else becomes obvious. Again, looking for those Eureka moments that may belay this action....... As always, thanks. Chris Barber Houston --_000_2D41F9BF3B5F9842B164AF93214F3D30326A13BBFCDMAIL06FCDATA_ Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

Help protect me from me.

Yesterday, I removed all my primary -10 oil lines and checked them for= obstructions or obvious assembly errors, but found non. = I removed the plugs ad cranked the engine after injecting some oil int= o the rotor chambers and a bit (not much will go in from a squirt bottle) into the PSRU . Finally, I got= a small stream of oil coming out of the filter, but nothing to get excited= about.

I removed the mechanical gauge I had installed with some excess hose o= n the top of the engine where oil comes out of the stock turbo block that f= eeds my aftermarket turbo. When I removed the hose, oil c= ame spilling out of the hose. This hose had been empty before I installed the mechanical gauge, which = had read about 6 psi when I tested it a couple of days ago. So, "= ;some" oil was/is flowing, just at what seems a significantly reduced = rate.

SOOOO, unless someone has a Eureka moment to= share, I will be pulling the engine off the plane and dropping the pan and= likely removing the front cover. I do seem to have strong compr= ession (I hope my ear is telling me right) thus, hopefully cracking the block open will not be needed and if I u= nderstand correctly would not be causing low oil pressure. I am only = a bit concerned of possible damage that may have occurred. I will che= ck the things I seem to recall being issues. The key in the front e-shaft, the retaining clip, the pressure reg= ulator, oil pump and whatever else becomes obvious.

Again, looking for those Eureka moments that may belay thi= s action.......

As always, thanks.

Chris Barber

Houston

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