X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from cdptpa-omtalb.mail.rr.com ([75.180.132.121] verified) by logan.com (CommuniGate Pro SMTP 5.3.9) with ESMTP id 4456041 for flyrotary@lancaironline.net; Sat, 04 Sep 2010 19:08:21 -0400 Received-SPF: pass receiver=logan.com; client-ip=75.180.132.121; envelope-from=eanderson@carolina.rr.com Return-Path: X-Authority-Analysis: v=1.1 cv=I9jNt1nxKTH53gD05GkuyPyKRWwkJ+Ycr7TuPR2ubTA= c=1 sm=0 a=Ow6Qnd5wXSwA:10 a=rPkcCx1H5rrOSfN0dPC7kw==:17 a=Ia-xEzejAAAA:8 a=arxwEM4EAAAA:8 a=r1ClD_H3AAAA:8 a=pedpZTtsAAAA:8 a=2t0wlQSIUmnCVoQjiAIA:9 a=4_UNMvNkb16bzDbbiDoA:7 a=mmNi9nKpl5rZwSdRymF820oU4yEA:4 a=wPNLvfGTeEIA:10 a=EzXvWhQp4_cA:10 a=eJojReuL3h0A:10 a=RYBtqSB_UcWZjeoQ:21 a=zORlsJe3L_S7jpol:21 a=1txLzy7tEIQDoigbEwEA:9 a=eKqUBoKUqeW4uYqB1b0A:7 a=e-xT7hsLs-mHpYS676uQ0BiCpi8A:4 a=L-fo_hYO6Kaqp5m2:21 a=FPc1CHCqAJhnbL9V:21 a=rPkcCx1H5rrOSfN0dPC7kw==:117 X-Cloudmark-Score: 0 X-Originating-IP: 174.110.167.5 Received: from [174.110.167.5] ([174.110.167.5:59867] helo=EdPC) by cdptpa-oedge04.mail.rr.com (envelope-from ) (ecelerity 2.2.2.39 r()) with ESMTP id 33/9B-06064-141D28C4; Sat, 04 Sep 2010 23:07:46 +0000 Message-ID: From: "Ed Anderson" To: "Rotary motors in aircraft" References: In-Reply-To: Subject: Re: [FlyRotary] Re: Dimensional help needed Date: Sat, 4 Sep 2010 19:07:06 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0012_01CB4C64.5DE09130" X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 14.0.8117.416 X-MimeOLE: Produced By Microsoft MimeOLE V14.0.8117.416 This is a multi-part message in MIME format. ------=_NextPart_000_0012_01CB4C64.5DE09130 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Well, what I did was make up a simple Jig to hold and position the motor = mount and inserted legs. I first measure everything carefully and then = connected a piece of angle (steel as best I recall) between the axels = of each leg to ensure they neither rotated in the mount nor angled out = differently. Then it was position this set up over the drill press, get = some cutting oil and start drilling. =20 Here is one method to hold the gear legs in position. Mount the gear = legs and position them properly. Then cut out some section of tubing = with inside diameter a bit larger than your motor mount extension. = About three small strips long enough to put 3-4 inches on the mount = extension and 3-4 inches on the gear leg. Then take two radiator hose = clamps and clamp the strips to the motor mount extension with the = remainder sticking down over the gear legs. Then using another two = clamps on the legs clamp these three strips to the legs. Make a couple = of marks on extension and legs to ensure you can easily check that = alignment is maintained. I think you will find this clamping pressure = will hold the legs in place provided you don't bang them around. I then = put the angle from axel to axel and using wood blocks to maintain the = proper angle between the angle iron and the axels clamp them together. = This will pretty much assure that the legs will maintain there = orientation while you drill. A piece of angle iron that the leg and mount extension can bit inside of = can be mounted to the drill press to further insure alignment. there are many ways to do this - this just the one I came up with. Ed From: Bryan Winberry=20 Sent: Saturday, September 04, 2010 5:42 PM To: Rotary motors in aircraft=20 Subject: [FlyRotary] Re: Dimensional help needed Maybe I'm missing something, but don't you have to drill the leg = positioned in the mount? If so, how can you use a drill press? =20 =20 -------------------------------------------------------------------------= ------- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On = Behalf Of Ed Anderson Sent: Saturday, September 04, 2010 5:23 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Dimensional help needed =20 Bryan, if you decided to drill your legs, in addition to a drill press, = the drill bit itself is important. I would not attempt it unless I used = a quality colbalt drill bit (not carbide - too brittle). I would start = off with a drill bit undersize but not smaller than 1/8" perhaps 3/16" = (too small and they may wander). Then if you progressively enlarge the = hold with a larger drill bit, you are more likely to drill a straight = hole. You will need to drill at a slow rpm or risk burning the drill = bit and hardening the metal even more. =20 If you do not feel comfortable doing this, then the shipping charges to = someone who knows what they are doing is probably cheap in the long run. =20 I drilled my own (successfully), but, only because I could not find = anyone at the time to do it for me{:>) =20 Ed =20 Edward L. Anderson Anderson Electronic Enterprises LLC 305 Reefton Road Weddington, NC 28104 http://www.andersonee.com http://www.eicommander.com =20 From: Bryan Winberry=20 Sent: Saturday, September 04, 2010 5:12 PM To: Rotary motors in aircraft=20 Subject: [FlyRotary] Re: Dimensional help needed =20 That's what I wanted to do, but Ed K prefers to mount the clips = undrilled. This forces me to drill the legs. But, he is apparently = able to use Van's mount. Did he charge more for this approach as = opposed to his preferred way? I guess shipping is more costly. I guess I need to run it by him again. I haven't bought any mount, but = I really don't want to drill my legs. BW=20 =20 -------------------------------------------------------------------------= ------- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On = Behalf Of Bob Perkinson Sent: Saturday, September 04, 2010 5:02 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Dimensional help needed =20 Bryan, The gear legs were straight from Vans. After having been ripped off by = Fred Breeze (Conversion Concepts) I ordered an engine mount and matching = gear legs from Vans and had Ed Klepis convert it. I had bought a pair = from Harman Lang several years ago to be match drill to the CC mount, = but after spending the money and not getting the mount I sold them to = someone in Texas can't now remember. The only advice that I can relay = is that of a machinist friend. Use a good sharp centering punch and = good luck if you don't have a good drill press to mount the gear leg in. Wish I could help more. =20 Bob Perkinson RV-9 13B -------------------------------------------------------------------------= ------- From: Bryan Winberry To: Rotary motors in aircraft Sent: Fri, September 3, 2010 4:38:41 PM Subject: [FlyRotary] Re: Dimensional help needed Bob, Any tips on drilling your gear legs? Thanks, Bryan =20 -------------------------------------------------------------------------= ------- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On = Behalf Of Bob Perkinson Sent: Friday, September 03, 2010 5:03 PM To: Rotary motors in aircraft Subject: [FlyRotary] Dimensional help needed =20 Charlie, as you can see in the photo I used a laser light level to find the = distance, but as you probably know the line gets somewhat thick the = father you get from the source. SO you can add or subtract a 16 th. I = got 4" 15/16. Ed Klepis probably has that figure in his notebook. Let = me know what other numbers you come up with. =20 Bob Perkinson RV-9 13B ------=_NextPart_000_0012_01CB4C64.5DE09130 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Well, what I did was make up a simple Jig to = hold and=20 position the motor mount and inserted legs.  I first measure = everything=20 carefully and then connected a piece of angle (steel as best I recall) = between=20 the axels  of each leg to ensure they neither rotated in the mount = nor=20 angled out differently.  Then it was position this set up over the = drill=20 press, get some cutting oil and start drilling. 
 
 Here is one method to hold the gear legs = in=20 position.  Mount the gear legs and position them properly.  = Then cut=20 out some section of tubing with inside diameter a bit larger than your = motor=20 mount extension.  About three small strips long enough to put 3-4 = inches on=20 the mount extension and 3-4 inches on the gear leg.  Then take two = radiator=20 hose clamps and clamp the strips to the motor mount extension with the = remainder=20 sticking down over the gear legs.  Then using another two clamps on = the=20 legs clamp these three strips to the legs.  Make a couple of marks = on=20 extension and legs to ensure you can easily check that alignment is=20 maintained.  I think you will find this clamping pressure will hold = the=20 legs in place provided you don't bang them around.  I then put the = angle=20 from axel to axel and using wood blocks to maintain the proper angle = between the=20 angle iron and the axels clamp them together.  This will pretty = much assure=20 that the legs will maintain there orientation while you = drill.
 
A piece of angle iron that the leg and mount = extension can=20 bit inside of can be mounted to the drill press to further insure=20 alignment.
 
there are many ways to do this - this just the = one I came=20 up with.
 
Ed

Sent: Saturday, September 04, 2010 5:42 PM
Subject: [FlyRotary] Re: Dimensional help = needed

Maybe I=92m = missing=20 something, but don=92t you have to drill the leg positioned in the = mount?=20   If so, how can you use a drill press? =20

 

From:=20 Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On=20 Behalf Of Ed Anderson
Sent: Saturday, September 04, = 2010 5:23=20 PM
To: = Rotary motors in aircraft
Subject: [FlyRotary] Re: = Dimensional help=20 needed

 

Bryan, if you decided to = drill your legs,=20 in addition to a drill press, the drill bit itself is important.  I = would=20 not attempt it unless I used a quality colbalt drill bit (not carbide = - too=20 brittle).  I would start off with a drill bit undersize but not = smaller=20 than 1/8" perhaps 3/16" (too small and they may wander).  Then if = you=20 progressively enlarge the hold with a larger drill bit, you are more = likely to=20 drill a straight hole.  You will need to drill at a slow rpm or = risk=20 burning the drill bit and hardening the metal even=20 more.

 

If you do not feel = comfortable doing=20 this, then the shipping charges to someone who knows what they are doing = is=20 probably cheap in the long run.

 

I drilled my own = (successfully),=20 but, only because I could not find anyone at the time to do it for=20 me{:>)

 

Ed

 

Edward L. = Anderson
Anderson = Electronic=20 Enterprises LLC
305 = Reefton=20 Road
Weddington, NC = 28104
http://www.andersonee.com
http://www.eicommander.com=

 

From: Bryan Winberry=20

Sent: Saturday,=20 September 04, 2010 5:12 PM

To: Rotary motors in = aircraft=20

Subject:=20 [FlyRotary] Re: Dimensional help=20 needed

 

That=92s what = I wanted to=20 do, but Ed K prefers to mount the clips undrilled.  This forces me = to drill=20 the legs.  But, he is apparently able to use Van=92s mount. =  Did he=20 charge more for this approach as opposed to his preferred way?  I = guess=20 shipping is more costly.

I guess I = need to run=20 it by him again.  I haven=92t bought any mount, but I really = don=92t want to=20 drill my legs.

BW=20

 

From:=20 Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On=20 Behalf Of Bob Perkinson
Sent: Saturday, September 04, = 2010 5:02=20 PM
To: = Rotary motors in aircraft
Subject: [FlyRotary] Re: = Dimensional help=20 needed

 

Bryan,

The gear legs were straight from Vans. =  After=20 having been ripped off by Fred Breeze (Conversion Concepts) I ordered an = engine=20 mount and matching gear legs from Vans and had Ed Klepis convert it. I = had=20 bought a pair from Harman Lang several years ago to be match drill to = the CC=20 mount, but after spending the money and not getting the mount I sold = them to=20 someone in Texas can't now remember.  The = only=20 advice that I can relay is that of a machinist friend.  Use a good = sharp=20 centering punch and good luck if you don't have a good drill press to = mount the=20 gear leg in.

Wish I could help=20 more.

 

Bob = Perkinson

RV-9  13B

From: Bryan=20 Winberry <bryanwinberry@bellsouth.net>
To: Rotary motors=20 in aircraft = <flyrotary@lancaironline.net>
Sent: Fri, September 3, 2010 = 4:38:41=20 PM
Subject: = [FlyRotary] Re:=20 Dimensional help needed

Bob,

Any tips on = drilling=20 your gear legs?

Thanks,

Bryan

 

From:=20 Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On=20 Behalf Of Bob Perkinson
Sent: Friday, September 03, 2010 = 5:03=20 PM
To: = Rotary motors in aircraft
Subject: [FlyRotary] Dimensional = help=20 needed

 

Charlie,

as you can see in the = photo I used a=20 laser light level to find the distance, but as you probably know the = line gets=20 somewhat thick the father you get from the source.  SO you can add = or=20 subtract a 16 th.  I got 4" 15/16.  Ed Klepis probably has = that figure=20 in his notebook.  Let me know what other numbers you come up=20 with.

 

Bob=20 Perkinson

RV-9=20  13B

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