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Search: Posts Made By: 13brv3
Forum: RV General Discussion/News 12-08-2017, 02:36 PM
Replies: 37
Views: 6,144
Posted By 13brv3
Thanks for the comments Larry. When you added...

Thanks for the comments Larry. When you added the stiffeners with tape, did the speed of the vibration increase? If so, I'm assuming the speed increased even more with the fiberglass, probably to a...
Forum: RV General Discussion/News 12-06-2017, 10:10 AM
Replies: 37
Views: 6,144
Posted By 13brv3
Has anyone had success attaching a stiffener...

Has anyone had success attaching a stiffener without the fiberglass? I've seen pictures of people using Ty-wraps, though there wasn't a report of how well it worked. I also know there's some...
Forum: RV General Discussion/News 12-05-2017, 07:26 PM
Replies: 37
Views: 6,144
Posted By 13brv3
Thanks for the thought, but I'm way ahead of you...

Thanks for the thought, but I'm way ahead of you worrying about the fairings :D

Rusty
Forum: RV General Discussion/News 12-03-2017, 07:32 PM
Replies: 37
Views: 6,144
Posted By 13brv3
For anyone playing along, I ended up replacing...

For anyone playing along, I ended up replacing the tires and tubes. I got a cheap balancer, and found that the left tire was significantly out of round, and would have required 2.5 oz of weight to...
Forum: VAF Classifieds (posts in here deleted after 30 days) 12-03-2017, 07:09 PM
Replies: 6
Views: 678
Posted By 13brv3
You know how they say timing is everything? ...

You know how they say timing is everything? Naturally I just got back from installing my new tires... With any luck I won't be pulling the wheels again any time soon, but I'll inquire about the...
Forum: VAF Classifieds (posts in here deleted after 30 days) 12-03-2017, 08:11 AM
Replies: 6
Views: 678
Posted By 13brv3
I notice that you don't list RV-3 and -4. Does...

I notice that you don't list RV-3 and -4. Does it really not work with those? I would have figured they'd be the same as the -6.

Rusty
Forum: RV General Discussion/News 11-29-2017, 03:54 PM
Replies: 37
Views: 6,144
Posted By 13brv3
Thanks for posting that. I wonder how many...

Thanks for posting that. I wonder how many people have used that method? The shimmy seems somewhat different for everyone, and you can find people who say the wood dampers worked perfectly, and...
Forum: RV General Discussion/News 11-29-2017, 10:41 AM
Replies: 37
Views: 6,144
Posted By 13brv3
I'm not sure I can upload it, but I'll try. ...

I'm not sure I can upload it, but I'll try. Either way, I'd love to have a copy if you don't mind emailing it to me.

BTW, one of my tires was out of round, and about 2.5 oz out of balance. It...
Forum: RV General Discussion/News 11-26-2017, 12:51 PM
Replies: 37
Views: 6,144
Posted By 13brv3
Greetings, For further entertainment, I decided...

Greetings,

For further entertainment, I decided that I'll try to keep this thread updated as my testing progresses. It may take a while since the hanger is a looooooong way away, and it's winter. ...
Forum: RV General Discussion/News 11-18-2017, 02:45 PM
Replies: 37
Views: 6,144
Posted By 13brv3
Marc, As I mentioned earlier in the thread, the...

Marc,

As I mentioned earlier in the thread, the gear legs have some sort of wood stiffeners, but until I take the fairings off, I won't be able to see how they were constructed. Clearly they're not...
Forum: RV General Discussion/News 11-18-2017, 09:38 AM
Replies: 37
Views: 6,144
Posted By 13brv3
It would be interesting to know how the weight of...

It would be interesting to know how the weight of those tires compared to what you were using. Changing the weight should change the frequency. Also I'd wonder if retreads are different enough in...
Forum: RV General Discussion/News 11-17-2017, 05:55 PM
Replies: 37
Views: 6,144
Posted By 13brv3
I discussed it some in post #8 of this thread. ...

I discussed it some in post #8 of this thread. There's also a ton of info available if you search for shimmy as well.

Rusty
Forum: RV General Discussion/News 11-17-2017, 11:12 AM
Replies: 37
Views: 6,144
Posted By 13brv3
My first landing of the day would have required...

My first landing of the day would have required Benny Hill music :-)

Rusty
Forum: RV General Discussion/News 11-17-2017, 07:41 AM
Replies: 37
Views: 6,144
Posted By 13brv3
Thanks Gary. I'll let you know about the...

Thanks Gary. I'll let you know about the fairings. I guess they would probably work on a 4 if it's the short gear version.

Rusty
Forum: RV General Discussion/News 11-16-2017, 09:22 PM
Replies: 37
Views: 6,144
Posted By 13brv3
There's no single thread, but a search will find...

There's no single thread, but a search will find a bunch of different threads.

Bottom line is that the shimmy happens at the resonant frequency for your gear legs. The primary factors for the...
Forum: RV General Discussion/News 11-16-2017, 01:22 PM
Replies: 37
Views: 6,144
Posted By 13brv3
OK, this is all you get...

OK, this is all you get :-)

https://youtu.be/4GbggShsGdE

Rusty
Forum: RV General Discussion/News 11-16-2017, 11:16 AM
Replies: 37
Views: 6,144
Posted By 13brv3
Gear shimmy video

Greetings,

I purchased an RV-3B a few months ago, and I'm finally getting around to looking at the gear leg shimmy. I mounted a GoPro on one of the tie down attachments just to see what this...
Forum: RV General Discussion/News 11-09-2017, 12:03 PM
Replies: 17
Views: 2,368
Posted By 13brv3
Is V8 released? I only see V7 listed. ...

Is V8 released? I only see V7 listed.

Thanks,
Rusty
Forum: RV General Discussion/News 11-09-2017, 11:18 AM
Replies: 15
Views: 1,515
Posted By 13brv3
What material are you using to print parts that...

What material are you using to print parts that have to hold up to some heat? My primary material these days is PET-G, but I haven't put anything out in the car to see if it melts yet....
Forum: RV General Discussion/News 10-30-2017, 02:19 PM
Replies: 51
Views: 4,753
Posted By 13brv3
That's certainly not the way I understand it. I...

That's certainly not the way I understand it. I think once the engine is on an experimental aircraft, it is no longer certified. I'm pretty sure it would have to be overhauled by an appropriate...
Forum: RV General Discussion/News 10-30-2017, 08:18 AM
Replies: 51
Views: 4,753
Posted By 13brv3
Are experimental engines subject to ADs? I...

Are experimental engines subject to ADs? I didn't think so. While it may be wise to comply, I don't know that it's mandatory.

Rusty (I could be wrong)
Forum: RV General Discussion/News 10-29-2017, 10:56 AM
Replies: 6
Views: 459
Posted By 13brv3
I just had to replace one for similar symptoms. ...

I just had to replace one for similar symptoms. Fortunately, the fine gentleman below gave me a tip about the cheapest place to buy a replacement. Note that you have to use the manually add item...
Forum: RV-3 10-28-2017, 10:29 PM
Replies: 14
Views: 1,367
Posted By 13brv3
Thanks guys. I think we have overwhelming...

Thanks guys. I think we have overwhelming evidence that around 28" is the normal measurement. Now I'll just try to quit wondering why my old one was shorter :-)

Seriously, it was a completely...
Forum: RV-3 10-28-2017, 01:30 PM
Replies: 14
Views: 1,367
Posted By 13brv3
Hi Dave, Yes, that's interesting indeed. That's...

Hi Dave,

Yes, that's interesting indeed. That's pretty much the final proof that the previous owner was mistaken about the RV-4 engine mount. At this point, I'm sure he just didn't recall the...
Forum: RV-3 10-28-2017, 07:48 AM
Replies: 14
Views: 1,367
Posted By 13brv3
Thanks Dave. I think I'm about ready to accept...

Thanks Dave. I think I'm about ready to accept that my current plane is the normal height, and the old one was shorter for some reason.

Mine was built heavy, including full upholstery and duel...
Forum: RV General Discussion/News 10-27-2017, 06:23 PM
Replies: 7
Views: 405
Posted By 13brv3
Hi Paul. I was going to ask you to measure that...

Hi Paul. I was going to ask you to measure that when you get a chance, because I've still been wondering about the canopies myself. Just today, I measured approx 20" from the longerons to the...
Forum: RV-3 10-27-2017, 04:08 PM
Replies: 14
Views: 1,367
Posted By 13brv3
Thanks for the info Dave. Your measurement...

Thanks for the info Dave. Your measurement should be a good comparison, because mine also has an IO-320 and Catto.

Cheers,
Rusty
Forum: RV-3 10-26-2017, 09:03 AM
Replies: 14
Views: 1,367
Posted By 13brv3
Thanks for the measurements. The engine will...

Thanks for the measurements. The engine will make a big difference in the height, but I couldn't guess how much. The length to the caliper mount could be helpful, and I'll take a look next time I...
Forum: RV-3 10-25-2017, 12:52 PM
Replies: 14
Views: 1,367
Posted By 13brv3
I asked the owner of my old RV-3B to measure the...

I asked the owner of my old RV-3B to measure the height at the firewall, and he came up with 25.5" compared to 28" I measured on my current plane. Since that one had a custom motor mount, I still...
Forum: RV-3 10-20-2017, 09:47 AM
Replies: 14
Views: 1,367
Posted By 13brv3
Thanks Paul. No real hurry, and if I get...

Thanks Paul. No real hurry, and if I get multiple answers, that will be interesting too.

One other variable I thought of is that my old plane had a custom engine mount for the rotary engine, but...
Forum: RV-3 10-19-2017, 07:40 PM
Replies: 14
Views: 1,367
Posted By 13brv3
How tall is your plane?

Greetings,

I have an RV-3B that I bought already flying. The previous owner told me the motor mount had some cracks, and they replaced it with an RV-4 mount because they were told it was stronger. ...
Forum: RV General Discussion/News 09-24-2017, 04:31 PM
Replies: 2
Views: 305
Posted By 13brv3
Thanks Dave. That part number doesn't come up in...

Thanks Dave. That part number doesn't come up in Van's list, so I don't feel bad about not being able to find it before. It's interesting that the PP part is 11/32 shorter than mine, so the...
Forum: RV General Discussion/News 09-24-2017, 09:30 AM
Replies: 2
Views: 305
Posted By 13brv3
Wing inspection cover size?

Greetings,

I have a quick question about the wing inspection covers. Are these all the same size, or different sizes for different models?

I have an RV-3B, and since it has the new wing, I...
Forum: RV General Discussion/News 08-29-2017, 09:30 AM
Replies: 34
Views: 3,847
Posted By 13brv3
Thanks for the report. I had a 2020 years ago,...

Thanks for the report. I had a 2020 years ago, and it looks like the 1015 works the same for standard dynamic balancing. It lacks a second channel, and doesn't have any vibration spectrum analysis,...
Forum: RV General Discussion/News 08-29-2017, 08:23 AM
Replies: 34
Views: 3,847
Posted By 13brv3
Has anyone tried the ACES 1015 balancer? It's...

Has anyone tried the ACES 1015 balancer? It's pretty close to the price of the Dynavibe, but I believe it tells you the weight to use, in addition to being able to split weights over two positions. ...
Forum: RV General Discussion/News 08-23-2017, 07:08 PM
Replies: 41
Views: 3,492
Posted By 13brv3
I checked the Air Flow Performance site, and it...

I checked the Air Flow Performance site, and it appears what I have is their FM-100 "Y" and the filter they suggest. I didn't see any pics of the FM-100 Y with filter attached, but on the FM-200...
Forum: RV General Discussion/News 08-23-2017, 04:13 PM
Replies: 41
Views: 3,492
Posted By 13brv3
I had another question about the Rod Bower...

I had another question about the Rod Bower system. They don't seem to show a lot of details on their web page, but in looking for info online, I could swear I've seen his system with a filter, and...
Forum: RV General Discussion/News 08-23-2017, 04:10 PM
Replies: 41
Views: 3,492
Posted By 13brv3
Thanks for the excellent comments. Sounds like...

Thanks for the excellent comments. Sounds like I'm probably worrying too much about the unfiltered air, but I'm pretty sure I'll change the system at some point to include a low loss filter full...
Forum: RV General Discussion/News 08-23-2017, 08:43 AM
Replies: 41
Views: 3,492
Posted By 13brv3
Thanks for the comments. This picture shows the...

Thanks for the comments. This picture shows the current filter arrangement, which is certainly not ideal for full time use.

https://www.amazon.com/photos/share/...rijSjtI52clht9

I may have to...
Forum: RV General Discussion/News 08-22-2017, 05:04 PM
Replies: 41
Views: 3,492
Posted By 13brv3
Unfiltered Ram Air?

Greetings,

Does anyone fly with unfiltered intake air? I've owned a few experimental planes and have never considered such a thing before now. The RV-3B I purchased recently has horz FI with a...
Forum: RV General Discussion/News 08-09-2017, 01:23 PM
Replies: 0
Views: 234
Posted By 13brv3
Vertical oil filter adapters?

Greetings,

I need to switch my O-320 from a screen to filter, and all of them seem to put the filter at the same angle, which will be more of a problem than it would be if it were straight up. Has...
Forum: RV General Discussion/News 07-10-2017, 07:05 PM
Replies: 27
Views: 2,724
Posted By 13brv3
I don't doubt that, but I think it's a completely...

I don't doubt that, but I think it's a completely separate issue.

Rusty
Forum: RV General Discussion/News 07-07-2017, 06:52 PM
Replies: 27
Views: 2,724
Posted By 13brv3
Thanks for all the great discussion so far! In...

Thanks for all the great discussion so far! In an ideal world I'd love to see more people approach the EAA with the idea, but it's always hard to be optimistic about working with the feds.

I also...
Forum: RV General Discussion/News 07-07-2017, 12:46 PM
Replies: 27
Views: 2,724
Posted By 13brv3
Repairman's cert rule change request

Greetings,

This may not be the best forum for this, but there are probably more RV folks who would benefit from a change than with any other aircraft type. I'm fully aware of how the current...
Forum: RV-3 06-27-2017, 09:40 AM
Replies: 14
Views: 3,703
Posted By 13brv3
Thanks for the measurements Charlie. 39-1/2"...

Thanks for the measurements Charlie. 39-1/2" would give me a half inch to spare. Best I can hope for with the RV-3B is that they changed the canopy, or the builder mounted it as high as possible. ...
Forum: RV-3 06-27-2017, 05:46 AM
Replies: 14
Views: 3,703
Posted By 13brv3
Hi Charlie, I've emailed Finn a couple times, so...

Hi Charlie,

I've emailed Finn a couple times, so I knew he had it. He missed his chance to sell it back to me now I guess, since I've got a deal made to buy a -3B (assuming I fit).

I can't help...
Forum: RV-3 06-26-2017, 03:40 PM
Replies: 14
Views: 3,703
Posted By 13brv3
Greetings, It's good to see a recent discussion...

Greetings,

It's good to see a recent discussion about cockpit dimensions, but there hasn't been much discussion about headroom. I'm 6'-1" but it's all neck, and my seated height is 39". Legroom...
Forum: RV-4 06-24-2017, 10:10 AM
Replies: 0
Views: 345
Posted By 13brv3
any RV-4s in East TN?

Greetings,

I'm shopping for an RV-4 (or -3B), and I'd like to try one on to see if I have enough headroom. I'm 6'-1", but it's all torso (neck really). I remember sitting in the back of an RV-4...
Forum: RV-3 10-20-2008, 10:53 PM
Replies: 65
Views: 14,572
Posted By 13brv3
If you're so sure that you know more about RV-3...

If you're so sure that you know more about RV-3 sales than Van's does, pay the $250k in engineering costs for the kit production, in return for a percentage of the MUCH higher kit price. You'll be...
Forum: RV-3 09-11-2008, 07:31 PM
Replies: 2
Views: 1,013
Posted By 13brv3
Hi John, It's not for the weak of heart, and I...

Hi John,

It's not for the weak of heart, and I wouldn't recommend it for someone who hasn't built an RV previously. I'm not saying it would be impossible, but it will be even more of a challenge. ...
Forum: RV-3 08-10-2008, 08:57 PM
Replies: 17
Views: 3,742
Posted By 13brv3
The DAR has no say in this at all. To him, it's...

The DAR has no say in this at all. To him, it's "Experimental, amateur built" just like any other RV-3.

I personally think it's quite possible to build an RV-3 that complies with the Sport Pilot...
Forum: RV-12 04-18-2008, 09:42 PM
Replies: 24
Views: 6,310
Posted By 13brv3
Hi Mel, Once someone buys an exact copy as an...

Hi Mel,

Once someone buys an exact copy as an E-LSA, is the owner allowed to change things?

Thanks,
Rusty
Forum: RV-3 04-17-2008, 08:24 PM
Replies: 7
Views: 1,393
Posted By 13brv3
Depends on how you're proportioned

I'm 6'1", but it's all neck. The RV-8 is the only RV I fit in with normal cushions, and still have enough headroom for headsets. The earlier RV-3 came with a stock canopy already fitted, and I had...
Forum: RV-3 04-17-2008, 06:55 PM
Replies: 11
Views: 2,372
Posted By 13brv3
Hi Randy, That's pretty much the plan, but it...

Hi Randy,

That's pretty much the plan, but it won't just be "numbers". It really will comply. I've put a lot of thought into it. Fortunately, I don't need it to comply (no medical issues), I just...
Forum: RV-3 04-17-2008, 03:02 PM
Replies: 11
Views: 2,372
Posted By 13brv3
Hi Randy, Mel's right, I'm going to start with a...

Hi Randy,

Mel's right, I'm going to start with a custom single rotor Mazda, with an O-235 as a backup plan. Either way, my goal is LSA compliant.

Cheers,
Rusty
Forum: RV-3 04-16-2008, 10:55 PM
Replies: 11
Views: 2,372
Posted By 13brv3
Out of 3 RV's I've built, only one was painted,...

Out of 3 RV's I've built, only one was painted, and that was done professionally. I HATE painting, so the pinholes will be someone else's problem :p

Rusty
Forum: RV-3 04-16-2008, 10:51 PM
Replies: 11
Views: 2,372
Posted By 13brv3
Sure Tobin. Who are you trying to kid...

Sure Tobin. Who are you trying to kid ;)

http://new.music.yahoo.com/videos/--2148769

Rusty (NOT in the Navy)
Forum: RV-3 04-16-2008, 05:43 PM
Replies: 11
Views: 2,372
Posted By 13brv3
New cowling color

Greetings,

It looks like Van's has finally found a way to keep me from flying without painting the cowling first. No way I can be seen at the airport with this...
Forum: RV-7/7A 04-10-2008, 06:55 PM
Replies: 19
Views: 4,202
Posted By 13brv3
IIRC, using blind rivets on the bottom of the...

IIRC, using blind rivets on the bottom of the wing was specifically allowed in the plans on the older designs. I would imagine they took it out of the newer plans because they couldn't get any of us...
Forum: RV-3 04-07-2008, 01:44 PM
Replies: 11
Views: 2,776
Posted By 13brv3
I've never been a big supporter of the wiki...

I've never been a big supporter of the wiki movement, but I do agree that this might make a good use for one, and the part number index is a good way to organize it.

Cheers,
Rusty (more wacky than...
Forum: RV-3 04-06-2008, 02:38 PM
Replies: 6
Views: 1,989
Posted By 13brv3
FWIW, I realize this will be an extended tale of...

FWIW, I realize this will be an extended tale of woe. I'm OK with that, since I'm in no hurry, but I will probably point out the bigger gotcha's that I see along the way. It's a pity there isn't...
Forum: RV-3 04-05-2008, 04:14 PM
Replies: 6
Views: 1,989
Posted By 13brv3
VS-307 warning

Greetings,

Well, I did a practice run on my VS-307 today :mad:

Just a warning to anyone else who might start believing the RV-3 parts will fit :p - The top (narrow) end of the VS-307 is too wide...
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