Return-Path: Received: from ispn05.iowatelecom.net ([207.177.40.105] verified) by logan.com (CommuniGate Pro SMTP 4.1.3) with ESMTP id 2581093 for flyrotary@lancaironline.net; Tue, 16 Sep 2003 02:40:42 -0400 Received: from bush2u (oscl-01-138.dialup.iowatelecom.net [209.152.114.206]) by ispn05.iowatelecom.net (8.12.9/8.11.6) with SMTP id h8G6hpj7024967 for ; Tue, 16 Sep 2003 01:44:07 -0500 Message-ID: <016601c37c2e$19e3b880$327ef8d8@bush2u> From: "wadebush" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: 20B Date: Tue, 16 Sep 2003 01:39:32 -0700 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0161_01C37BF3.60F2CC60" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.00.3018.1300 X-MimeOLE: Produced By Microsoft MimeOLE V5.00.3018.1300 This is a multi-part message in MIME format. ------=_NextPart_000_0161_01C37BF3.60F2CC60 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Thanks Mark and Barny for the information on pulling a 20B apart. I guess what I need now is that e-shaft puller and a diagram of what you = were describing to me Mark. Anyone got one for rent? I'll need it two weeks from now. Wade ----- Original Message -----=20 From: Barnhart=20 To: Rotary motors in aircraft=20 Sent: Monday, September 15, 2003 6:16 PM Subject: [FlyRotary] Re: 20B Wade, =20 My eshaft was extra ornery to get off. I hope this isn't going to be a = big problem for you. Tried several hydraulic and hammering devices. = What finally worked was renting Bruce Turpentine's eshaft puller. With = several hours of attempting to remove it, Bruce's did it in less than 5 = minutes. As usual the right tool for the job.=20 =20 Way to go Mark. =20 Barny MGDQ 20b =20 ----- Original Message -----=20 From: Mark Steitle=20 To: Rotary motors in aircraft=20 Sent: Monday, September 15, 2003 7:10 PM Subject: [FlyRotary] Re: 20B Wade, The 20B has a 2-piece eccentric shaft that must be split to = disassemble the engine. You should remove the #1 rotor, rotor housing = and front shaft, then #3, and finally #2. There is a threaded hole in = the rotor journal of the front shaft that you can thread an all-thread = into. I first tried a slide hammer approach, but that didn't work. A = good friend loaned me his home made adapter. It consists of an = all-thread, and a 1" thick plate with a hole that slips over the = all-thread. The 1" plate should be about 4" wide and 8 - 10" long, but = that's not critical, you just need the length for added leverage. = Using the plate and a large nut, you position the 1" plate down onto the = all-thread until it touches the end of the main shaft (extends through = the smaller shaft out the front of the engine). It should touch the = e-shaft about an inch or so from the all-thread. Screw the nut down to = where it is touching the 1" plate, and then go about a half a turn = extra. One or two blows with a medium sized hammer/mallet on the outer = edge of the 1" plate will pop the small shaft off the main shaft. = Suggest you use a piece of aluminum or brass between the 1" plate and = the front of the e-shaft to prevent damaging the threads. I was amazed = at how well this simple puller worked. Note: the e-shaft should be supported from the flywheel end when you = smack the 1" puller plate with the hammer. Hope this helps, Mark Steitle 20B - First run of rebuilt engine 9/14/03 ! ! ! =20 At 02:35 AM 9/15/2003 -0700, you wrote: Guys, =20 I'm in the process of pulling the housings off of my 20B. I have Bruce Turrentine's video and I knew it would be a little = different from a 13B. I got the rear side housing, rear rotor housing and rotor off, but = I cant seem to find the way to get the next side housing off. I tried = the method as shown in the video. I've lifted the shaft but the housing = but it doesnt want to move toward the eshaft so I can rotoate it off. Anyone know the method for a 20B? Thanks, Wade Bush =20 -------------------------------------------------------------------------= --- This message scanned for viruses by Corecomm=20 ------=_NextPart_000_0161_01C37BF3.60F2CC60 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Thanks Mark and Barny for the information on pulling = a 20B=20 apart.
I guess what I need now is that e-shaft puller and a = diagram=20 of what you were describing to me Mark.
Anyone got one for rent?
I'll need it two weeks from now.
Wade
 
 
 
----- Original Message -----
From:=20 Barnhart
To: Rotary motors in aircraft =
Sent: Monday, September 15, = 2003 6:16=20 PM
Subject: [FlyRotary] Re: = 20B

Wade,
 
My eshaft was extra ornery to get = off. I hope=20 this isn't going to be a big problem for you. Tried several hydraulic = and=20 hammering devices.  What finally worked was renting Bruce = Turpentine's=20 eshaft puller. With several hours of attempting to remove it, Bruce's = did it=20 in less than 5 minutes. As usual the right tool for the job. =
 
Way to go Mark.
 
Barny
MGDQ 20b
 
----- Original Message -----
From:=20 Mark Steitle
To: Rotary motors in aircraft =
Sent: Monday, September 15, = 2003 7:10=20 PM
Subject: [FlyRotary] Re: = 20B

Wade,
The 20B has a 2-piece eccentric shaft that = must be=20 split to disassemble the engine.  You should remove the #1 = rotor, rotor=20 housing and front shaft, then #3, and finally #2.  There is a = threaded=20 hole in the rotor journal of the front shaft that you can thread an=20 all-thread into.  I first tried a slide hammer approach, but = that=20 didn't work.  A good friend loaned me his home made = adapter.  It=20 consists of an all-thread, and a 1" thick plate with a hole that = slips over=20 the all-thread.  The 1" plate should be about 4" wide and 8 - = 10" long,=20 but that's not critical, you just need the length for added=20 leverage.   Using the plate and a large nut, you position = the 1"=20 plate down onto the all-thread until it touches the end of the main = shaft=20 (extends through the smaller shaft out the front of the = engine).  It=20 should touch the e-shaft about an inch or so from the = all-thread. =20 Screw the nut down to where it is touching the 1" plate, and then go = about a=20 half a turn extra.  One or two blows with a medium sized = hammer/mallet=20 on the outer edge of the 1" plate will pop the small shaft off the = main=20 shaft.  Suggest you use a piece of aluminum or brass between = the 1"=20 plate and the front of the e-shaft to prevent damaging the = threads.  I=20 was amazed at how well this simple puller worked.

Note: the = e-shaft=20 should be supported from the flywheel end when you smack the 1" = puller plate=20 with the hammer.

Hope this helps,
Mark Steitle
20B - = First run=20 of rebuilt engine 9/14/03 ! ! ! 


  At 02:35 AM = 9/15/2003 -0700, you wrote:
Guys,
 
I'm in the = process of=20 pulling the housings off of my 20B.
I = have Bruce=20 Turrentine's video and I knew it would be a little different from = a=20 13B.
I got the rear side housing, rear = rotor=20 housing and rotor off, but I cant seem to find the  way to = get the=20 next side housing off. I tried the method as shown in the video. = I've=20 lifted the shaft but the housing but it doesnt want to move toward = the=20 eshaft so I can rotoate it off.
Anyone = know the=20 method for a 20B?
Thanks,
Wade Bush
 
This message scanned = for viruses=20 by Corecomm=20
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