X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail-qc0-f181.google.com ([209.85.216.181] verified) by logan.com (CommuniGate Pro SMTP 6.0.7) with ESMTPS id 6635473 for flyrotary@lancaironline.net; Wed, 11 Dec 2013 17:34:04 -0500 Received-SPF: pass receiver=logan.com; client-ip=209.85.216.181; envelope-from=rwstracy@gmail.com Received: by mail-qc0-f181.google.com with SMTP id e9so5475279qcy.40 for ; Wed, 11 Dec 2013 14:33:29 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=subject:references:from:content-type:in-reply-to:message-id:date:to :content-transfer-encoding:mime-version; bh=5GAmin7ViiGxrjlrMQaKwTrlIdoMyV8k8F5vWJ8K1gY=; b=UDGkw9SDKqdcrBMPywIlmu8Em8lg8OOEWt0Y1PIK8RxuqqsgE2jrNCNvkLhTbZKMQ7 u1SKOIdhevDANnvXdbOdRWdr+hlZiGOEQbPpgGYO+Q2iu05yB8BDLjurSsExENBjsSnm fs+W4pfJu1FclJElpk1BUA8V2/fD06gNgDAaXQiaSA7Iz8WTXIyVgeOFd3Ah2XIMKydX 02/LDL6A8pvQ+Gi3cqzZl1DgJHx9yhMGb+4uEMQa/ADuFBtloOGBCCVgyg8T/CPExE4/ ES51PPs4FN5Pjp3L9VnSrCwGHn2wx1M5emj0+siC4e74R1arIzy7eetqoCxKkKEbTq+8 bSHg== X-Received: by 10.49.12.102 with SMTP id x6mr7287891qeb.5.1386801209632; Wed, 11 Dec 2013 14:33:29 -0800 (PST) Return-Path: Received: from [192.168.0.155] (adsl-98-70-200-174.gnv.bellsouth.net. [98.70.200.174]) by mx.google.com with ESMTPSA id lc1sm11831148qeb.5.2013.12.11.14.33.28 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Wed, 11 Dec 2013 14:33:28 -0800 (PST) Subject: Re: [FlyRotary] Re: 2 cycle premix References: From: Tracy Content-Type: multipart/alternative; boundary=Apple-Mail-2DE884D1-9980-4247-A300-1AA8DCF761D3 X-Mailer: iPad Mail (11B554a) In-Reply-To: Message-Id: Date: Wed, 11 Dec 2013 17:33:28 -0500 To: Rotary motors in aircraft Content-Transfer-Encoding: 7bit Mime-Version: 1.0 (1.0) --Apple-Mail-2DE884D1-9980-4247-A300-1AA8DCF761D3 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Using a 74 x 88 2blade on my Renesis. I get about 6000 on takeoff so I woul= d not say you have too much prop. possibly too little if that 6800 rpm is a= ccurate. 1800 EGT is not unusual at peak EGT & WOT. .75 oz per gal oil mix. Tracy > On Dec 10, 2013, at 19:08, "Neil Unger" wrote: >=20 > All, > finally flying again, but my prop is too big. It is a 70=E2=80=9D= dia by 90 inch pitch. Max revs on takeoff is about 6800 and the EGT is pus= hing over the 1850 degrees. Obviously the prop is too big as revs are restr= icted and the motor is working too hard hence the EGT. What size props are y= ou people running?? 2 rotor renesis. Neil. > =20 > From: David Leonard > Sent: Thursday, August 08, 2013 7:12 AM > To: Rotary motors in aircraft > Subject: [FlyRotary] Re: 2 cycle premix > =20 > I use the same mix, but at closer to 1 oz/gal. Why? That is what Tracy d= oes. Dont think it is very critical over the short term. I have gone witho= ut oil for a tank or two when I didn't plan well. I have also put multi-wei= ght aviation engine oil in (at .5 oz/gal) on one occasion when I forgot to b= ring along any 2-stroke oil at all. > =20 > Dave Leonard >=20 >> On Fri, Jul 26, 2013 at 11:39 AM, Bill Bradburry wrote: >> I use the same mix as Dennis but at the rate of 3/4 oz/gal in non-ethanol= auto gas. My engine is a Renesis with 70 flight hours. >>=20 >> =20 >>=20 >> Bill B >>=20 >> =20 >>=20 >> From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On B= ehalf Of Clouduster >> Sent: Friday, July 26, 2013 9:17 AM >>=20 >>=20 >> To: Rotary motors in aircraft >> Subject: [FlyRotary] Re: 2 cycle premix >> =20 >>=20 >> I use a 50 - 50 mix of MM and WalMart 2 stroke @ 0.50 oz/ gal. Mixed in a= uto gas. My engine is a Renesis with 500 +hrs. >>=20 >> =20 >>=20 >> Dennis H. >>=20 >> Sent from my iPad >>=20 >>=20 >>> On Jul 25, 2013, at 16:29, ARGOLDMAN@aol.com wrote: >>> Greetings all, >>>=20 >>> =20 >>>=20 >>> For those of you who are actually flying and have some time on your rota= ries and are using Pre-mix 2 cycle oil: >>>=20 >>> =20 >>>=20 >>> 1) what oil are you using >>>=20 >>> 2) why that brand >>>=20 >>> 3) what ratios are you using >>>=20 >>> 4 where is the best place to get it >>>=20 >>> =20 >>>=20 >>> Thanks >>>=20 >>> =20 >>>=20 >>> Rich >>>=20 >=20 >=20 >=20 > --=20 > David Leonard >=20 > Turbo Rotary RV-6 N4VY > http://N4VY.RotaryRoster.net > http://RotaryRoster.net --Apple-Mail-2DE884D1-9980-4247-A300-1AA8DCF761D3 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable
Using a 74 x 88 2blade on my Renesis. &= nbsp;I get about 6000 on takeoff so I would not say you have too much prop. &= nbsp; possibly too little if that 6800 rpm is accurate.    1800 EG= T is not unusual at peak EGT & WOT.

.75 oz per g= al oil mix.

Tracy


On D= ec 10, 2013, at 19:08, "Neil Unger" <neil.unger@bigpond.com> wrote:

All,
          finally flying=20= again, but my prop is too big. It is a 70=E2=80=9D dia by 90 inch pitch.&nbs= p; Max revs=20 on takeoff is about 6800 and the EGT is pushing over the 1850 degrees. = =20 Obviously the prop is too big as revs are restricted and the motor is workin= g=20 too hard hence the EGT.  What size props are you people running?? = 2=20 rotor renesis.  Neil.
 
Sent: Thursday, August 08, 2013 7:12 AM
Subject: [FlyRotary] Re: 2 cycle premix
 
I use the same mix, but at closer to 1 oz/gal.  Why?  That is= =20 what Tracy does.  Dont think it is very critical over the short term.&n= bsp;=20 I have gone without oil for a tank or two when I didn't plan well.  I h= ave=20 also put multi-weight aviation engine oil in (at .5 oz/gal) on one occasion w= hen=20 I forgot to bring along any 2-stroke oil at all.
 
Dave Leonard

On Fri, Jul 26, 2013 at 11:39 AM, Bill Bradburry <= span dir=3D"ltr"><bbradburry@bellsouth.net> wrote:

I use the same mix as=20 Dennis but at the rate of 3/4 oz/gal in non-ethanol auto gas.  My eng= ine=20 is a Renesis with 70 flight hours.

 

Bill=20 B

 

From: = Rotary=20 motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Clouduster
Sent: Friday, July 26, 2013 9:17 AM=20


To:=20 Rotary motors in aircraft
Subject: [FlyRotary] Re:= 2 cycle=20 premix

 

I use a 50 - 50 mix of MM and WalMart 2 stroke @ 0.50= =20 oz/ gal. Mixed in auto gas.  My engine is a Renesis with 500=20 +hrs.

 

Dennis H.

Sent from my=20 iPad


On Jul 25, 2013, at= =20 16:29, ARGOLDMAN@ao= l.com=20 wrote:

Greetings=20 all,

 

=

For those of you who are=20 actually flying and have some time on your rotaries and are using Pre-mi= x 2=20 cycle oil:

 

=

1)  what oil are you=20 using

2)   why that=20 brand

3)   what ratios are=20 you using

4    where is the=20 best place to get it

 

=

Thanks

=

 

=

Rich


=

--
David Leonard

Turbo Rotary RV-6 N4VY
= http://N4VY.RotaryRoster.nethttp://RotaryRoster.net=20
= --Apple-Mail-2DE884D1-9980-4247-A300-1AA8DCF761D3--