Return-Path: Sender: "Marvin Kaye" To: lml@lancaironline.net Date: Sun, 30 Jan 2005 11:37:48 -0500 Message-ID: X-Original-Return-Path: Received: from imo-m21.mx.aol.com ([64.12.137.2] verified) by logan.com (CommuniGate Pro SMTP 4.2.8) with ESMTP id 651141 for lml@lancaironline.net; Sun, 30 Jan 2005 09:08:02 -0500 Received-SPF: pass receiver=logan.com; client-ip=64.12.137.2; envelope-from=Sky2high@aol.com Received: from Sky2high@aol.com by imo-m21.mx.aol.com (mail_out_v37_r3.8.) id q.9b.58035fd1 (3310) for ; Sun, 30 Jan 2005 09:07:26 -0500 (EST) From: Sky2high@aol.com X-Original-Message-ID: <9b.58035fd1.2f2e441e@aol.com> X-Original-Date: Sun, 30 Jan 2005 09:07:26 EST Subject: Re: [LML] Re: Power panels X-Original-To: lml@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1107094046" X-Mailer: 9.0 Security Edition for Windows sub 5000 -------------------------------1107094046 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit In a message dated 1/30/2005 7:46:37 A.M. Central Standard Time, 5zq@cox.net writes: I agree, Rob. We used two fuse blocks on our 320. Saved a bunch of weight, cost and panel space. The rule we used was this; if it was a circuit that we would consider reseting in flight...it went on a breaker. Anything that we would NOT consider resetting in flight (nav lights, strobe, transponder, fm radio, etc) went on a fuse. Our fuses are not accessable in flight. Breakers pop for a reason and that reason is usually an electrical short. Pushing in a popped breaker in flight, especially if it's for equipment that you really don't NEED, might be putting you flight at unnecessary risk. In almost all cases, trouble shooting should occur on the ground...not in flight. Bill & Rob, I also agree. (Aeroelectric has them available, too). I have over 40 protected circuits, 20 with the hidden fuse block, a few with inline fuses and 17 with pullable circuit breakers. I will admit that some of the breakers could have been fuses but some are useful for testing on the ground or quick load shedding while in the air, especially for non-switched items. These include fuel transfer pumps (shut off a selected pump while still using the automatic system), Turn coordinator, hydro pump motor (of course), flap motor, alternator field (no separate switch), engine monitor, etc. Scott Krueger AKA Grayhawk Lancair N92EX IO320 SB 89/96 Aurora, IL (KARR) Fair and Balanced Opinions at No Charge! There is an oxymoron in that, somewhere... -------------------------------1107094046 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable

In a message dated 1/30/2005 7:46:37 A.M. Central Standard Time,=20 5zq@cox.net writes:

<= FONT=20 style=3D"BACKGROUND-COLOR: transparent" face=3DArial color=3D#800000 size= =3D2>

I agree, Rob. We used two= fuse=20 blocks on our 320. Saved a bunch of weight, cost and panel space. The rule= we=20 used was this; if it was a circuit that we would consider reseting in=20 flight...it went on a breaker. Anything that we would NOT consider resetti= ng=20 in flight (nav lights, strobe, transponder, fm radio, etc) went on a= =20 fuse. Our fuses are not accessable in flight. Breakers pop for a= =20 reason and that reason is usually an electrical short. Pushing in a=20 popped breaker in flight, especially if it's for equipment that you really= =20 don't NEED, might be putting you flight at unnecessary risk. In almos= t=20 all cases, trouble shooting should occur on the ground...not in=20 flight.

Bill & Rob,

I also agree. (Aeroelectric has them available, too). I have over= 40=20 protected circuits, 20 with the hidden fuse block, a few with inline fuses a= nd=20 17 with pullable circuit breakers. I will admit that some of the break= ers=20 could have been fuses but some are useful for testing on the ground or quick= =20 load shedding while in the air, especially for non-switched items. = ;=20 These include fuel transfer pumps (shut off a selected pump while still usin= g=20 the automatic system), Turn coordinator, hydro pump motor (of course), flap=20 motor, alternator field (no separate switch), engine monitor, etc.=20

Scott Krueger=20 AKA Grayhawk
Lancair N92EX IO320 SB 89/96
Aurora, IL (KARR)

Fai= r=20 and Balanced Opinions at No Charge!
There is an oxymoron in that,=20 somewhere...

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