X-Virus-Scanned: clean according to Sophos on Logan.com From: "Neil Unger" Received: from nskntmtas05p.mx.bigpond.com ([61.9.168.149] verified) by logan.com (CommuniGate Pro SMTP 6.0.9e) with ESMTP id 7171203 for flyrotary@lancaironline.net; Tue, 23 Sep 2014 17:43:16 -0400 Received-SPF: pass receiver=logan.com; client-ip=61.9.168.149; envelope-from=neil.unger@bigpond.com Received: from nskntcmgw07p ([61.9.169.167]) by nskntmtas05p.mx.bigpond.com with ESMTP id <20140923214239.CEDS19653.nskntmtas05p.mx.bigpond.com@nskntcmgw07p> for ; Tue, 23 Sep 2014 21:42:39 +0000 Received: from UserPC ([58.167.51.238]) by nskntcmgw07p with BigPond Outbound id ulic1o00W58Mgia01lidHE; Tue, 23 Sep 2014 21:42:39 +0000 X-Authority-Analysis: v=2.0 cv=JN65Qr2b c=1 sm=1 a=J6avScy+7ZJZUbl0P1gKVQ==:17 a=xEmXnhFIL_EA:10 a=JDadKst33uMA:10 a=1IlZJK9HAAAA:8 a=X2tbQkFd5L4Esa9NOtwA:9 a=wPNLvfGTeEIA:10 a=wG0-oMYyvIFEuHwXl5IA:9 a=_W_S_7VecoQA:10 a=J6avScy+7ZJZUbl0P1gKVQ==:117 Message-ID: To: "Rotary motors in aircraft" Subject: stuck input shaft Date: Wed, 24 Sep 2014 07:42:28 +1000 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_000D_01CFD7CB.1746E9D0" X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 15.4.3555.308 X-MimeOLE: Produced By Microsoft MimeOLE V15.4.3555.308 This is a multi-part message in MIME format. ------=_NextPart_000_000D_01CFD7CB.1746E9D0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable had unexpected grief when I went to remove my PSRU from the engine. = reason was I was informed that the flex plate is to be held on the E = shaft with a small circular squash plate to prevent cacking of the flex = plate. Since I had not done this I was removing the PSRU to put this = plate in place. The PSRU only managed to come out about 1/8 of an inch = and no further despite my encouraging for hours. As I guessed the input = shaft had rusted inside the E shaft despite my plane having never been = outside in weather. Finally managed to get it off by using my trusty = tapered key puller, which is over 40 years old and has not been used for = possibly 10 years. Sure enough, there was slight rust, holding on = better than any Loctite. So rust polished off, and this time smothered = in anti-seize all is back together. Just to warn all that this could be = an interesting problem if in rust prone areas. You do not have to = repeat my 2 day experience. Neil. ------=_NextPart_000_000D_01CFD7CB.1746E9D0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
had unexpected grief when I went to remove my PSRU from the = engine. =20 reason was I was informed that the flex plate is to be held on the E = shaft with=20 a small circular squash plate to prevent cacking of the flex = plate.  Since=20 I had not done this I was removing the PSRU to put this plate in place. = The PSRU=20 only managed to come out about 1/8 of an inch and no further despite my=20 encouraging for hours.  As I guessed the input shaft had rusted = inside the=20 E shaft despite my plane having never been outside in weather.  = Finally=20 managed to get it off by using my trusty tapered key puller, which is = over 40=20 years old and has not been used for possibly 10 years.  Sure = enough, there=20 was slight rust, holding on better than any Loctite.  So rust = polished off,=20 and this time smothered in anti-seize all is back together.  Just = to warn=20 all that this could be an interesting problem if in rust prone = areas.  You=20 do not have to repeat my 2 day experience. =20 Neil.
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