Return-Path: <13brv3@bellsouth.net> Received: from imf24aec.mail.bellsouth.net ([205.152.59.72] verified) by logan.com (CommuniGate Pro SMTP 4.1.6) with ESMTP id 2715492 for flyrotary@lancaironline.net; Sat, 08 Nov 2003 19:53:40 -0500 Received: from rad ([68.212.11.237]) by imf24aec.mail.bellsouth.net (InterMail vM.5.01.05.27 201-253-122-126-127-20021220) with ESMTP id <20031109005339.EQPW1811.imf24aec.mail.bellsouth.net@rad> for ; Sat, 8 Nov 2003 19:53:39 -0500 From: "Russell Duffy" <13brv3@bellsouth.net> To: "Flyrotary List" Subject: Murphy's law of precautionary landings Date: Sat, 8 Nov 2003 18:53:40 -0600 Message-ID: <001b01c3a65b$eae7cb40$6001a8c0@rad> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_001C_01C3A629.A04D5B40" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.4510 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 Importance: Normal This is a multi-part message in MIME format. ------=_NextPart_000_001C_01C3A629.A04D5B40 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Greetings, =20 Filled up with gas, and took off to buzz the beach. At this point, I decided that the engine was trustworthy enough to venture out, even if = it meant flying over the bay at 1400 ft. After blowing past a Cherokee = that departed ahead of me, I got to about the middle of the bay, about 10 = miles away, and noticed that my volt meter was reading 11.5V. Hmmm, that = should be 14.5V. I wonder how long the alternator has been out? Immediate 180 turn, 60 degree bank, and back to the airport, passing the Cherokee = going the opposite direction this time. I turned off all the non-essential = stuff, and called a straight-in precautionary landing to 36. The voltage never went any lower, and everything kept running just fine as I taxied back = to the hanger. =20 =20 Upon inspection, I found the 100A fuse to the alternator blown. This doesn't exactly give me a warm fuzzy feeling, especially since I can't = see anything wrong except for the blown fuse. Replaced the fuse, but didn't have a chance to test it since it was getting dark. I'll be really surprised if the alternator itself is bad, but I'll find out when I run = it again. Fortunately, I already have the rev-2, smaller alternator that = can be mounted now if necessary. =20 As a side note, the engine didn't run all that well in descent, so I may have done more harm than good with my prop-off dual map calibration = attempt. FWIW, Tracy said I could scratch out that paragraph in the instructions about calibrating this with the prop off :-) =20 =20 On another note, Tracy also said that he's hoping to ship the first = EM-2's around the end of Nov! The year was not specified though :-) =20 Rusty (I need a new job- Hello GE Medical...) ------=_NextPart_000_001C_01C3A629.A04D5B40 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message

Greetings,

 

Filled up with=20 gas, and took off to buzz the beach. =20 At this point, I decided that the engine was trustworthy enough = to=20 venture out, even if it meant flying over the bay at 1400 ft.  After blowing past a = Cherokee that=20 departed ahead of me, I got to about the middle of the bay, about 10 = miles away,=20 and noticed that my volt meter was reading 11.5V.  Hmmm, that should be = 14.5V.  I wonder how long the = alternator has=20 been out?  Immediate 180 = turn, 60=20 degree bank, and back to the airport, = passing the=20 Cherokee going the opposite direction this time.  I turned off all the = non-essential=20 stuff, and called a straight-in precautionary landing to 36.  The voltage never went any = lower, and=20 everything kept running just fine as I taxied back to the hanger. 

 

Upon inspection,=20 I found the 100A fuse to the alternator blown.  This doesn’t exactly = give me a warm=20 fuzzy feeling, especially since I can’t see anything wrong except = for the blown=20 fuse.  Replaced the fuse, = but didn’t=20 have a chance to test it since it was getting dark.  I’ll be really surprised = if the=20 alternator itself is bad, but I’ll find out when I run it = again.  Fortunately, I already have = the rev-2,=20 smaller alternator that can be mounted now if necessary.

 

As = a side note,=20 the engine didn’t run all that well in descent, so I may have done = more harm=20 than good with my prop-off dual map calibration attempt.  FWIW, Tracy said I could scratch = out=20 that paragraph in the instructions about calibrating this with the prop = off=20 :-) 

 

On another note, Tracy also said that he's = hoping to=20 ship the first EM-2's around the end of Nov!  The year was not = specified=20 though :-)

 

Rusty (I need a new job- Hello GE=20 Medical...)

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