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vhimsl(at)roadrunner.com Guest
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Posted: Tue May 27, 2008 3:13 pm Post subject: Balancing the Elevators |
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Hello,
Does one balance each Horizontal Stabilizer section separately (trim the lead weights) or as a completed unit connected to the push rods and control column.
Thanks,
Vince H.
RV-8 (Glacier built) – Registered and in hanger for final assembly.
[quote][b]
| - The Matronics RV8-List Email Forum - | | Use the List Feature Navigator to browse the many List utilities available such as the Email Subscriptions page, Archive Search & Download, 7-Day Browse, Chat, FAQ, Photoshare, and much more:
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carl.froehlich(at)cox.net Guest
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Posted: Tue May 27, 2008 4:05 pm Post subject: Balancing the Elevators |
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I did each separately as it was just as easy as doing it connected.
Recommend leaving enough weight on to have the elevator trailing edge up. You will need this to compensate for paint (not an insignificant weight change as it is all aft of the hinge point). I ended up adding weight back after painting – and then fixing the paint job where I cut into the elevator fairing.
Carl Froehlich
RV-8A (425 hrs)
RV-10 (flaps)
From: owner-rv8-list-server(at)matronics.com [mailto:owner-rv8-list-server(at)matronics.com] On Behalf Of Vince-Himsl
Sent: Tuesday, May 27, 2008 7:10 PM
To: rv8-list(at)matronics.com
Subject: Balancing the Elevators
Hello,
Does one balance each Horizontal Stabilizer section separately (trim the lead weights) or as a completed unit connected to the push rods and control column.
Thanks,
Vince H.
RV-8 (Glacier built) – Registered and in hanger for final assembly.
Quote: | http://www.matronics.com/Navigator?RV8-List | 0123456789
[quote][b]
| - The Matronics RV8-List Email Forum - | | Use the List Feature Navigator to browse the many List utilities available such as the Email Subscriptions page, Archive Search & Download, 7-Day Browse, Chat, FAQ, Photoshare, and much more:
http://www.matronics.com/Navigator?RV8-List |
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flyinwithme99(at)yahoo.co Guest
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Posted: Wed May 28, 2008 1:59 pm Post subject: Balancing the Elevators |
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I am assuming, since i could not find the balance criteria in the plans, that the balance values are "zero" for all surfaces?
Is this correct?
Is it safe to fly the aircraft with some positive balance (trailing edge up for paint compensation) ?
Carl Froehlich <carl.froehlich(at)cox.net> wrote:
[quote] I did each separately as it was just as easy as doing it connected.<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" />
Recommend leaving enough weight on to have the elevator trailing edge up. You will need this to compensate for paint (not an insignificant weight change as it is all aft of the hinge point). I ended up adding weight back after painting – and then fixing the paint job where I cut into the elevator fairing.
Carl Froehlich
RV-8A (425 hrs)
RV-10 (flaps)
From: owner-rv8-list-server(at)matronics.com [mailto:owner-rv8-list-server(at)matronics.com] On Behalf Of Vince-Himsl
Sent: Tuesday, May 27, 2008 7:10 PM
To: rv8-list(at)matronics.com
Subject: Balancing the Elevators
Hello,
Does one balance each Horizontal Stabilizer section separately (trim the lead weights) or as a completed unit connected to the push rods and control column.
Thanks,
Vince H.
RV-8 (Glacier built) – Registered and in hanger for final assembly.
Quote: | http://www.matronics.com/Navigator?RV8-List | 01234567[quote][b]
| - The Matronics RV8-List Email Forum - | | Use the List Feature Navigator to browse the many List utilities available such as the Email Subscriptions page, Archive Search & Download, 7-Day Browse, Chat, FAQ, Photoshare, and much more:
http://www.matronics.com/Navigator?RV8-List |
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carl.froehlich(at)cox.net Guest
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Posted: Wed May 28, 2008 2:12 pm Post subject: Balancing the Elevators |
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I asked Van’s about this several years ago and got a “no opinion” response.
I would say the amount of weight difference here can be characterized as cosmetic. I just did not like the “droopy elevator” look when parked.
Carl
From: owner-rv8-list-server(at)matronics.com [mailto:owner-rv8-list-server(at)matronics.com] On Behalf Of manuel weber
Sent: Wednesday, May 28, 2008 5:57 PM
To: rv8-list(at)matronics.com
Subject: RE: Balancing the Elevators
I am assuming, since i could not find the balance criteria in the plans, that the balance values are "zero" for all surfaces?
Is this correct?
Is it safe to fly the aircraft with some positive balance (trailing edge up for paint compensation) ?
Carl Froehlich <carl.froehlich(at)cox.net> wrote:
[quote]
I did each separately as it was just as easy as doing it connected.
Recommend leaving enough weight on to have the elevator trailing edge up. You will need this to compensate for paint (not an insignificant weight change as it is all aft of the hinge point). I ended up adding weight back after painting – and then fixing the paint job where I cut into the elevator fairing.
Carl Froehlich
RV-8A (425 hrs)
RV-10 (flaps)
From: owner-rv8-list-server(at)matronics.com [mailto:owner-rv8-list-server(at)matronics.com] On Behalf Of Vince-Himsl
Sent: Tuesday, May 27, 2008 7:10 PM
To: rv8-list(at)matronics.com
Subject: Balancing the Elevators
Hello,
Does one balance each Horizontal Stabilizer section separately (trim the lead weights) or as a completed unit connected to the push rods and control column.
Thanks,
Vince H.
RV-8 (Glacier built) – Registered and in hanger for final assembly.
Quote: | http://www.matronics.com/Navigator?RV8-Listhttp://forums.matronics.comhttp://www.matronics.com/contribution | 0123456789 Quote: | http://www.matronics.com/Navigator?RV8-List | 0 Quote: | http://www.matronics.com/Navigator?RV8-List | 1 Quote: | http://www.matronics.com/Navigator?RV8-List | 2 Quote: | http://www.matronics.com/Navigator?RV8-List | 3 Quote: | http://www.matronics.com/Navigator?RV8-List | 4[b]
| - The Matronics RV8-List Email Forum - | | Use the List Feature Navigator to browse the many List utilities available such as the Email Subscriptions page, Archive Search & Download, 7-Day Browse, Chat, FAQ, Photoshare, and much more:
http://www.matronics.com/Navigator?RV8-List |
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flyinwithme99(at)yahoo.co Guest
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Posted: Fri May 30, 2008 5:34 am Post subject: Balancing the Elevators |
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On most aircraft, the service information will outline a fairly narrow window for balance criteria, and this can be either positive, negative, or neutral.
I am very suprised there is nothing in the plans or instructions for the RV-8, unless "balanced" means "neutral" and there is no tolerance.
Carl Froehlich <carl.froehlich(at)cox.net> wrote:
[quote] I asked Van’s about this several years ago and got a “no opinion” response.<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" />
I would say the amount of weight difference here can be characterized as cosmetic. I just did not like the “droopy elevator” look when parked.
Carl
From: owner-rv8-list-server(at)matronics.com [mailto:owner-rv8-list-server(at)matronics.com] On Behalf Of manuel weber
Sent: Wednesday, May 28, 2008 5:57 PM
To: rv8-list(at)matronics.com
Subject: RE: Balancing the Elevators
I am assuming, since i could not find the balance criteria in the plans, that the balance values are "zero" for all surfaces?
Is this correct?
Is it safe to fly the aircraft with some positive balance (trailing edge up for paint compensation) ?
Carl Froehlich <carl.froehlich(at)cox.net> wrote:
[quote] I did each separately as it was just as easy as doing it connected.
Recommend leaving enough weight on to have the elevator trailing edge up. You will need this to compensate for paint (not an insignificant weight change as it is all aft of the hinge point). I ended up adding weight back after painting – and then fixing the paint job where I cut into the elevator fairing.
Carl Froehlich
RV-8A (425 hrs)
RV-10 (flaps)
From: owner-rv8-list-server(at)matronics.com [mailto:owner-rv8-list-server(at)matronics.com] On Behalf Of Vince-Himsl
Sent: Tuesday, May 27, 2008 7:10 PM
To: rv8-list(at)matronics.com
Subject: Balancing the Elevators
Hello,
Does one balance each Horizontal Stabilizer section separately (trim the lead weights) or as a completed unit connected to the push rods and control column.
Thanks,
Vince H.
RV-8 (Glacier built) – Registered and in hanger for final assembly.
Quote: | http://www.matronics.com/Navigator?RV8-Listhttp://forums.matronics.comhttp://www.matronics.com/contribution | 0123456789 Quote: | http://www.matronics.com/Navigator?RV8-List | 0 Quote: | http://www.matronics.com/Navigator?RV8-List | 1 Quote: | http://www.matronics.com/Navigator?RV8-List | 2[quote][b]
| - The Matronics RV8-List Email Forum - | | Use the List Feature Navigator to browse the many List utilities available such as the Email Subscriptions page, Archive Search & Download, 7-Day Browse, Chat, FAQ, Photoshare, and much more:
http://www.matronics.com/Navigator?RV8-List |
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