X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imr-db02.mx.aol.com ([205.188.91.96] verified) by logan.com (CommuniGate Pro SMTP 5.4c2) with ESMTP id 4923607 for flyrotary@lancaironline.net; Sat, 26 Mar 2011 19:33:41 -0400 Received-SPF: pass receiver=logan.com; client-ip=205.188.91.96; envelope-from=Lehanover@aol.com Received: from imo-ma01.mx.aol.com (imo-ma01.mx.aol.com [64.12.78.136]) by imr-db02.mx.aol.com (8.14.1/8.14.1) with ESMTP id p2QNWoiW027382 for ; Sat, 26 Mar 2011 19:32:50 -0400 Received: from Lehanover@aol.com by imo-ma01.mx.aol.com (mail_out_v42.9.) id q.edf.83bedbb (34907) for ; Sat, 26 Mar 2011 19:32:47 -0400 (EDT) Received: from magic-m26.mail.aol.com (magic-m26.mail.aol.com [172.20.22.199]) by cia-da02.mx.aol.com (v129.9) with ESMTP id MAILCIADA024-885b4d8e779f67; Sat, 26 Mar 2011 19:32:47 -0400 From: Lehanover@aol.com Message-ID: <1ac77.32c04648.3abfd19f@aol.com> Date: Sat, 26 Mar 2011 19:32:47 EDT Subject: Re: [FlyRotary] Re: On the subject of installations...Coolant Pressure To: flyrotary@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="part1_1ac77.32c04648.3abfd19f_boundary" X-Mailer: 9.0 Security Edition for Windows sub 5382 X-AOL-IP: 72.187.199.116 X-Spam-Flag:NO X-AOL-SENDER: Lehanover@aol.com --part1_1ac77.32c04648.3abfd19f_boundary Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Content-Language: en =20 In a message dated 3/26/2011 12:40:40 P.M. Eastern Daylight Time, =20 bbradburry@bellsouth.net writes: =20 I checked the coolant in the radiator for oil residue floating on top and= =20 found none. The radiator was completely full with no air. I removed a= =20 plug from each rotor and turned the engine over looking for water coming= out=20 of the plug holes=E2=80=A6nothing. It appears to me that the o-rings are= not failed=20 and the high coolant pressure is not coming from a leak from the=20 combustion chambers.=20 I have located a borescope and I plan to inspect the inside of the=20 radiator tank on the inlet side. I also plan to remove the water pump an= d inspect=20 as far inside the coolant passages as I can see looking for an =20 obstruction.=20 Do I need to replace the gasket on the water pump when I reinstall it? = Do=20 I need to use any sealant? What say ye who have removed/replaced water= =20 pumps?=20 If the o-rings are ok and if I don=E2=80=99t find an obstruction, any oth= er ideas=20 as to the cause of the high water pressure??=20 What about any suggested tests???=20 Bill B I must have missed this. How much pressure are you making? =20 I glue gaskets to the pieces with Non Hardening Permatex, No sealant on th= e=20 other side of the gasket. But if it keeps you up at night you can spread= =20 on a very thin layer of 100% silicone GE tub a and tile caulk on the engi= ne=20 side. Let it cure before reassembly. Then you can take it all apart and= =20 never tear up a gasket. A bit of Lacquer thinner on a rag takes off the= =20 silicone and you can go again with the same gasket =20 =20 Lynn E. Hanover.=20 --part1_1ac77.32c04648.3abfd19f_boundary Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Content-Language: en <= FONT id=3Drole_document color=3D#000000 size=3D2 face=3DArial>

In a message dated 3/26/2011 12:40:40 P.M. Eastern Daylight Time,=20 bbradburry@bellsouth.net writes:

I checked the= coolant=20 in the radiator for oil residue floating on top and found none. Th= e=20 radiator was completely full with no air. I removed a plug from ea= ch=20 rotor and turned the engine over looking for water coming out of the plu= g=20 holes=E2=80=A6nothing. It appears to me that the o-rings are not= failed and the=20 high coolant pressure is not coming from a leak from the combustion=20 chambers.

I have locate= d a=20 borescope and I plan to inspect the inside of the radiator tank on the= inlet=20 side. I also plan to remove the water pump and inspect as far insi= de the=20 coolant passages as I can see looking for an=20 obstruction.

Do I need to= replace=20 the gasket on the water pump when I reinstall it? Do I need to use= any=20 sealant? What say ye who have removed/replaced water=20 pumps?

If the o-ring= s are ok=20 and if I don=E2=80=99t find an obstruction, any other ideas as to the ca= use of the=20 high water pressure??

What about an= y=20 suggested tests???

Bill=20 B

I must have missed this. How much pressure are you making?

I glue gaskets to the pieces with Non Hardening Permatex, No sealant= on the=20 other side of the gasket. But if it keeps you up at night you can spread= on a=20 very thin layer of 100% silicone GE tub a and tile caulk on the engine sid= e. Let=20 it cure before reassembly. Then you can take it all apart and never= tear up=20 a gasket. A bit of Lacquer thinner on a rag takes off the silicone and you= can=20 go again with the same gasket

Lynn E. Hanover.

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