X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail-qa0-f52.google.com ([209.85.216.52] verified) by logan.com (CommuniGate Pro SMTP 6.0.8) with ESMTPS id 6765911 for flyrotary@lancaironline.net; Sat, 08 Mar 2014 09:07:27 -0500 Received-SPF: pass receiver=logan.com; client-ip=209.85.216.52; envelope-from=alex.molteno@gmail.com Received: by mail-qa0-f52.google.com with SMTP id m5so5250234qaj.11 for ; Sat, 08 Mar 2014 06:06:51 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :content-type; bh=wiHWxYajhFYiiVCjHWk22YcHUJ95/R3zmPMI6gt7N0o=; b=Zj/3sKH7/ZCZ2OlAhoDnaSS8frQShe0CVkHv7LK2oT+FAvUrMbfivNa1srp84aOWh5 fiDBPYHrKV76DtvqoM+RCH5JM7U14okMGmqcqGk25Wc/PQ14ZmUfF+spLww6+zn1fG/1 j7KfqXflqNxvik9KwAub3S6lbYrZftjib2/TIbWRmUxRAxN3hVCFhC1Gj1rhLX06Tdmf X+cVMH/touFQCtqVxkd5vyOivqZGyemYwtB7U5D5KIBoA5OuztlQSQv19mVV2lyhs5bO gFSWw+24gE/96VBMCcPtMSBOPxdOnAXRk2X/FJETxnBpQVrzd7NcHidb53of0Pp+AVqL i4WA== X-Received: by 10.140.34.99 with SMTP id k90mr27363648qgk.15.1394287611827; Sat, 08 Mar 2014 06:06:51 -0800 (PST) MIME-Version: 1.0 Received: by 10.96.78.232 with HTTP; Sat, 8 Mar 2014 06:06:30 -0800 (PST) In-Reply-To: References: From: alex Date: Sat, 8 Mar 2014 15:06:30 +0100 Message-ID: Subject: Re: [FlyRotary] Re: Leaking input shaft To: Rotary motors in aircraft Content-Type: multipart/alternative; boundary=001a11c0e088d15cb904f418e1e6 --001a11c0e088d15cb904f418e1e6 Content-Type: text/plain; charset=ISO-8859-1 Hey Tracy, i'm going to need my EC2 back to get my plane in the air as well - Alex Molteno On Sat, Mar 8, 2014 at 1:39 PM, Tracy wrote: > Neil's advice was right on. When installed, there should be virtually no > side play but there is nothing to restrain it when removed from the engine > other than the pilot bearing on the prop shaft and that alone would allow > it to wobble about quite a bit. The clearance on that bearing is fairly > large in order to flow enough cooling oil for the gears. > > Tracy > > PS: Congrats on getting 400 hours in your plane Christian, and to Bob on > that great article in Experimenter. I always get a kick out of hearing > that rotary powered planes are out there and flying. > > Sent from my iPad > > > On Mar 8, 2014, at 3:13, Christamarmc wrote: > > > > Cheers Neil > > Just wondering how much play there should be, but seal is worn so will > replace and see how it goes. > > > > Cheers > > > > Sent from my iPad > > > >> On 08/03/2014, at 5:49 PM, "Neil Unger" wrote: > >> > >> Chris, > >> That shaft is held true in the flywheel and in the planetries > the other end. Once removed I suspect that the shaft would be "moveable" > as you describe. Suggest a new seal and see what happens. hours is > reasonable for a simple 1 inch seal. Neil. > >> > >> -----Original Message----- From: Christamarmc > >> Sent: Saturday, March 08, 2014 4:06 PM > >> To: Rotary motors in aircraft > >> Subject: [FlyRotary] Leaking input shaft > >> > >> > >> Hi all > >> Just wondering whether anyone can tell me what the play side to side > should be in the rd1c gearbox input shaft and what to expect from the oil > seal, i can move the input shaft a little and see a visible gap on the > input seal once removed from the motor.Motor has done approx 400 hrs. > >> Just reinstalled the motor after some work and noticed oil dribbling > from under the flywheel, thus why it was removed. > >> > >> Cheers > >> Christian > >> Sent from my iPad > >> -- > >> Homepage: http://www.flyrotary.com/ > >> Archive and UnSub: > http://mail.lancaironline.net:81/lists/flyrotary/List.html > >> > >> -- > >> Homepage: http://www.flyrotary.com/ > >> Archive and UnSub: > http://mail.lancaironline.net:81/lists/flyrotary/List.html > > > > -- > > Homepage: http://www.flyrotary.com/ > > Archive and UnSub: > http://mail.lancaironline.net:81/lists/flyrotary/List.html > > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: > http://mail.lancaironline.net:81/lists/flyrotary/List.html > --001a11c0e088d15cb904f418e1e6 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable
Hey Tracy, i’m going to need my EC2 back to get my p= lane in the air as well - Alex Molteno

=
On Sat, Mar 8, 2014 at 1:39 PM, Tracy <rws= tracy@gmail.com> wrote:
Neil's advice was right on.   When = installed, there should be virtually no side play but there is nothing to r= estrain it when removed from the engine other than the pilot bearing on the= prop shaft and that alone would allow it to wobble about quite a bit. &nbs= p;The clearance on that bearing is fairly large in order to flow enough coo= ling oil for the gears.

Tracy

PS:  Congrats on getting 400 hours in your plane Christian, and to Bob= on that great article in Experimenter.  I always get a kick out of he= aring that rotary powered planes are out there and flying.

Sent from my iPad

> On Mar 8, 2014, at 3:13, Christamarmc <christamarmc@gmail.com> wrote:
>
> Cheers Neil
> Just wondering how much play there should be, but seal is worn so will= replace and see how it goes.
>
> Cheers
>
> Sent from my iPad
>
>> On 08/03/2014, at 5:49 PM, "Neil Unger" <neil.unger@bigpond.com> wrote:
>>
>> Chris,
>>         That shaft is held true in the flywhee= l and in the planetries the other end.  Once removed I suspect that th= e shaft would be "moveable" as you describe.  Suggest a new = seal and see what happens.  hours is reasonable for a simple 1 inch se= al.  Neil.
>>
>> -----Original Message----- From: Christamarmc
>> Sent: Saturday, March 08, 2014 4:06 PM
>> To: Rotary motors in aircraft
>> Subject: [FlyRotary] Leaking input shaft
>>
>>
>> Hi all
>> Just wondering whether anyone can tell me what the play side to si= de should be in the rd1c gearbox input shaft and what to expect from the oi= l seal, i can move the input shaft a little and see a visible gap on the in= put seal once removed from the motor.Motor has done approx 400 hrs.
>> Just reinstalled the motor after some work and noticed oil dribbli= ng from under the flywheel, thus why it was removed.
>>
>> Cheers
>> Christian
>> Sent from my iPad
>> --
>> Homepage:  http://www.flyrotary.com/
>> Archive and UnSub: http://mail.lancaironline.net:81/= lists/flyrotary/List.html
>>
>> --
>> Homepage:  http://www.flyrotary.com/
>> Archive and UnSub:   http://mail.lancaironline.= net:81/lists/flyrotary/List.html
>
> --
> Homepage:  http://www.flyrotary.com/
> Archive and UnSub:   http://mail.lancaironline.net:= 81/lists/flyrotary/List.html

--
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