Return-Path: Received: from sccrmhc12.comcast.net ([204.127.202.56] verified) by logan.com (CommuniGate Pro SMTP 4.2.5) with ESMTP id 561535 for flyrotary@lancaironline.net; Thu, 09 Dec 2004 15:42:49 -0500 Received-SPF: none receiver=logan.com; client-ip=204.127.202.56; envelope-from=jesse@jessfarr.com Received: from office5 (pcp04959909pcs.midval01.tn.comcast.net[68.59.199.44]) by comcast.net (sccrmhc12) with SMTP id <2004120920421901200bsfmoe>; Thu, 9 Dec 2004 20:42:20 +0000 Message-ID: <03b801c4de2f$719fe530$057ba8c0@farr.com> From: "jesse farr" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Fuel Leaks Date: Thu, 9 Dec 2004 15:41:21 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_03B5_01C4DE05.886500E0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2180 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 This is a multi-part message in MIME format. ------=_NextPart_000_03B5_01C4DE05.886500E0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable I understand. That is a lot of the problems we all face with these = electro mechanical monsters of late design. You can spend more than car = is worth keeping minor engine details working properly. Of course, it is = still much better than the certificted aircraft world. Remember, this is = a word of art marketing world we are talking about here; rebuilt = normally means disassmbled by hand, inspected by a technician, = reassemled by hand using new parts to replace worn / faulty parts; = reconditioned normally means simply cleaned and inspected, meeting = original specs and refurbished means cleaned, tested, repaired, if = necessary, and re-packaged, usually to as nearly as new a state as = possible. ----- Original Message -----=20 From: Ed Anderson=20 To: Rotary motors in aircraft=20 Sent: Thursday, December 09, 2004 3:26 PM Subject: [FlyRotary] Re: Fuel Leaks No disparagement of remanufacture parts implied, Jesse, I have used = many remanufactured parts and still do. However, I have had at least 3 = injectors which have stuck open or leaked in the 250 hours of flying. = These were cleaned and "refurbished" (not certain exactly what that = means). Would new parts have done any better - don't really know but = would have hoped so. However, infant mortality rate of new parts is certainly a factor as = well. Used injectors are probably better than new injectors - however, = after a certain point I am certain that the reliability curve starts = down again. A number of folks on the list have had injector problems at one time = or the other. I just think that 10-15 year old injectors are getting a = bit long in the tooth considering the environment they operate in. Here we do have a choice in that new injectors are available - just = rather expensive. Four new injectors and I have the $$ I spent to = rebuild the engine in the first place. =20 Ed Anderson ----- Original Message -----=20 From: jesse farr=20 To: Rotary motors in aircraft=20 Sent: Thursday, December 09, 2004 3:10 PM Subject: [FlyRotary] Re: Fuel Leaks Since I, at one time, owned a parts rebuilding business, I gather = you are suggesting that on certain type parts of certain age that washed = parts are probably not worth the risk of going with less than new ? = That's really all you can do with somethings. Of course, with others, = you can not only re-build and/or replace worn parts but you can even = improve on them. On others, cleaning and checking them is about all can = be done. jofarr, soddy tn ----- Original Message ----- From: Ed Anderson=20 These are refurbished injectors supposedly cleaned and flow tested = - but, unless you buy new Mazda injectors at $235, you are getting = remanufactured injectors which are getting to be almost 15 years old in = some cases. ------=_NextPart_000_03B5_01C4DE05.886500E0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
I understand.  That is a lot of the = problems we all=20 face with these electro mechanical monsters of late design. You can = spend=20 more than car is worth keeping minor engine details working = properly. Of=20 course, it is still much better than the certificted aircraft world. = Remember,=20 this is a word of art marketing world we are talking about here; rebuilt = normally means disassmbled by hand, inspected by a = technician, reassemled by hand using new parts to replace worn / = faulty=20 parts; reconditioned normally means simply cleaned and inspected, = meeting=20 original specs and refurbished means cleaned, tested, repaired, if = necessary,=20 and re-packaged, usually to as nearly as new a state as=20 possible.
----- Original Message -----
From:=20 Ed=20 Anderson
Sent: Thursday, December 09, = 2004 3:26=20 PM
Subject: [FlyRotary] Re: Fuel = Leaks

No disparagement of remanufacture = parts implied,=20 Jesse, I have used many remanufactured parts and still do.  = However, I=20 have had at least 3 injectors which have stuck open or leaked in the = 250 hours=20 of flying.  These were cleaned and "refurbished" (not certain = exactly=20 what that means).  Would new parts have done any better - don't = really=20 know but would have hoped so.
 
However, infant mortality rate of new = parts is=20 certainly a factor as well.  Used injectors are probably better = than new=20 injectors - however, after a certain point I am certain that the = reliability=20 curve  starts down again.
 
A number of folks on the list =  have had=20 injector problems at one time or the other.  I just think that = 10-15 year=20 old injectors are getting a bit long in the tooth considering the = environment=20 they operate in.
 
Here we do have a choice in that new = injectors=20 are available - just rather expensive.  Four new injectors and I = have the=20 $$ I spent to rebuild the engine in the first place.  =
 
Ed Anderson
 
 
----- Original Message -----
From:=20 jesse farr=20
To: Rotary motors in = aircraft=20
Sent: Thursday, December 09, = 2004 3:10=20 PM
Subject: [FlyRotary] Re: Fuel = Leaks

Since I, at one time, owned a parts = rebuilding=20 business, I gather you are suggesting that on certain type parts of = certain=20 age that washed parts are probably not worth the risk of going with = less=20 than new ? That's really all you can do with somethings.  Of = course,=20 with others, you can not only re-build and/or replace worn parts but = you can=20 even improve on them.  On others, cleaning and checking = them is=20 about all can be done.
jofarr, soddy tn
----- Original Message ----- = From: Ed=20 Anderson
 
These are refurbished injectors = supposedly=20 cleaned and flow tested - but, unless you buy new Mazda injectors = at $235,=20 you are getting remanufactured injectors which are getting to be=20 almost 15 years old in some=20 cases.
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