X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail-qa0-f41.google.com ([209.85.216.41] verified) by logan.com (CommuniGate Pro SMTP 6.0.8) with ESMTPS id 6766693 for flyrotary@lancaironline.net; Sun, 09 Mar 2014 00:36:35 -0500 Received-SPF: pass receiver=logan.com; client-ip=209.85.216.41; envelope-from=alex.molteno@gmail.com Received: by mail-qa0-f41.google.com with SMTP id j5so5802338qaq.14 for ; Sat, 08 Mar 2014 21:36:01 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; bh=jXPdec/9m58yZKWr9n0YKgl4AJAWxJH9lhrCfwiSk5w=; b=jEYbkx+oujutMf9pH9hZK+Dlps18FF/JHq+4EjjCAHSBVcyGPITToZsg26dnSJCmot Oy3oefVywQYFlG75ot0mgUY88v1mdLDSgr2+g/TpKbvR0xmg/J49atuA6Vmh4FhW9d9T RpxE0oiNdlAN1NElo9z0AXM6vvRrYQqHfyla3LCbjl6519tWo5uDrQM3Cm3kwDOYmvDD yH0jBzbWvOWqrDqptIkUEZYmT5owqiWQvAmKzr8tDpVgd36U90A/biYl+XTUIkcZsqIs MzASTW+t7sYl3DocWqv3PFLJWEB3AJ7KoFAGmEpdjpGlkz8GxKs0baV/fgWYQXEgQpp+ LLVQ== MIME-Version: 1.0 X-Received: by 10.224.4.5 with SMTP id 5mr32745060qap.61.1394343361309; Sat, 08 Mar 2014 21:36:01 -0800 (PST) Received: by 10.96.78.232 with HTTP; Sat, 8 Mar 2014 21:36:01 -0800 (PST) Received: by 10.96.78.232 with HTTP; Sat, 8 Mar 2014 21:36:01 -0800 (PST) In-Reply-To: References: Date: Sun, 9 Mar 2014 06:36:01 +0100 Message-ID: Subject: Re: [FlyRotary] Re: Leaking input shaft From: alex To: Rotary motors in aircraft Content-Type: multipart/alternative; boundary=001a11c219eabef09f04f425dc7b --001a11c219eabef09f04f425dc7b Content-Type: text/plain; charset=ISO-8859-1 Thanks Tracy, Alex On Mar 9, 2014 12:05 AM, "Tracy" wrote: > OK Alex, > I'll get it updated soon. I've put off doing that until you are ready > so that it has the latest software. Made quite a few refinements since I > last saw you. > > Tracy > > Sent from my iPad > > On Mar 8, 2014, at 9:06, alex wrote: > > 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 >> > > --001a11c219eabef09f04f425dc7b Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable

Thanks Tracy,

Alex

On Mar 9, 2014 12:05 AM, "Tracy" <<= a href=3D"mailto:rwstracy@gmail.com">rwstracy@gmail.com> wrote:
OK Alex,
    I'll get it upd= ated soon.  I've put off doing that until you are ready so that it= has the latest software.  Made quite a few refinements since I last s= aw you.

Tracy

Sent from my iPad

On Mar 8, 2014,= at 9:06, alex <alex.molteno@gmail.com> wrote:

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 <= span dir=3D"ltr"><rwstracy@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&= gt; 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

--
Homepage:  htt= p://www.flyrotary.com/
Archive and UnSub:   http://mail.lancaironline.net:81/li= sts/flyrotary/List.html

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