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Search: Posts Made By: David Paule
Forum: Electrical Systems 11-21-2020, 07:05 PM
Replies: 37
Views: 2,406
Posted By David Paule
None at all on the stick. PTT on the...

None at all on the stick.

PTT on the throttle.

Manual trim and flaps.

Dave
Forum: RV-12/RV-12iS 11-20-2020, 06:13 PM
Replies: 24
Views: 1,442
Posted By David Paule
Lon, you can buy the plans for the RV-12 on an...

Lon, you can buy the plans for the RV-12 on an inexpensive thumb drive from Van's. And a number of the sections can be downloaded for free on the Van's support web site.

Dave
Forum: Painting your RV 11-20-2020, 04:30 PM
Replies: 13
Views: 1,102
Posted By David Paule
Just for an email from Stewart saying that we...

Just for an email from Stewart saying that we should expect significant shipping delays through the holiday period and that on January 4, there will be a price increase. It'll be non-uniform, varying...
Forum: RV-6/6A 11-18-2020, 07:39 PM
Replies: 9
Views: 398
Posted By David Paule
It might work out more satisfactorily if you make...

It might work out more satisfactorily if you make the new panel slightly oversize and then trim to fit when you get the old one off the plane and emptied. It's hard to trim an undersize part larger,...
Forum: RV-14 11-18-2020, 07:33 PM
Replies: 8
Views: 539
Posted By David Paule
Congratulations on beginning a rather large...

Congratulations on beginning a rather large adventure. Best of luck with it!

Dave
Forum: RV-12/RV-12iS 11-18-2020, 03:33 PM
Replies: 11
Views: 1,219
Posted By David Paule
Whenever I see structure like this, hogged out of...

Whenever I see structure like this, hogged out of plate like these parts are, I cringe. It means that the designer has no clue about basic aircraft design and weight consciousness, and it makes me...
Forum: RV-3 11-18-2020, 10:13 AM
Replies: 9
Views: 745
Posted By David Paule
If you're going to attempt a repair without...

If you're going to attempt a repair without replacing the bulkheads, you really should contact Van's. Seriously.

Dave
Forum: RV-12/RV-12iS 11-17-2020, 04:05 PM
Replies: 16
Views: 1,570
Posted By David Paule
I don't have the gascolator you do. Both my C180...

I don't have the gascolator you do. Both my C180 and my RV-3B have different ones, secured differently.

Perhaps you can design a different locking method. And perhaps you might be able to use the...
Forum: RV-12/RV-12iS 11-17-2020, 02:37 PM
Replies: 16
Views: 1,570
Posted By David Paule
A good pair of safety wire pliers is sure...

A good pair of safety wire pliers is sure helpful, and Milbar is the brand name to get. I prefer the longer sizes. A pair I got in 1969 is still in use and still in perfect condition, so don't worry...
Forum: RV-3 11-16-2020, 06:40 PM
Replies: 9
Views: 745
Posted By David Paule
It looks like it's a very early RV-3 and it sure...

It looks like it's a very early RV-3 and it sure looks like it needs a new spar bulkhead, which is what those photos show.

Unfortunately, the spar bulkheads were matched to the spars so it's going...
Forum: Painting your RV 11-15-2020, 02:21 PM
Replies: 13
Views: 1,102
Posted By David Paule
Thanks, Mark, that's what I was hoping for, not a...

Thanks, Mark, that's what I was hoping for, not a movie.

Question, how much air does your compressor put out?

Dave
Forum: Painting your RV 11-14-2020, 11:33 AM
Replies: 13
Views: 1,102
Posted By David Paule
Mark, those look terrific. How about a couple...

Mark, those look terrific.

How about a couple of tutorials? One for the joint between the tip and the surface, and one for painting color and clear with Stewart?

Thanks!
Dave
RV-3B, working on the...
Forum: RV Building Tips/Techniques 11-13-2020, 09:01 PM
Replies: 14
Views: 1,747
Posted By David Paule
That's too true. I sold a plane to a friend and...

That's too true.

I sold a plane to a friend and bought its replacement. When I was able to borrow some calibrated aircraft scales, we weighed both. His came out 50 pounds under the expected weight...
Forum: RV Ongoing Maintenance Issues 11-13-2020, 08:25 PM
Replies: 29
Views: 2,065
Posted By David Paule
I use some aluminum foil to catch and make a path...

I use some aluminum foil to catch and make a path for the oil to drain from the filter to a container that I safety-wire to the engine mount. This is on my C180. Different engine but the same...
Forum: RV-14 11-12-2020, 01:49 PM
Replies: 21
Views: 2,300
Posted By David Paule
Worth checking, but the engine might not have an...

Worth checking, but the engine might not have an accessory pad for a vacuum pump.

Dave
Forum: RV Building Tips/Techniques 11-11-2020, 03:38 PM
Replies: 26
Views: 3,036
Posted By David Paule
For height, you can use a full-height work table...

For height, you can use a full-height work table along with a bar stool (get a swiveling one) if you need to sit down. That way you'll have both the ability to stand or to sit.

Don't make it lower...
Forum: RV-14 11-10-2020, 10:02 AM
Replies: 12
Views: 1,532
Posted By David Paule
You've probably had better ideas. 1. The weight...

You've probably had better ideas.

1. The weight increase is a killer, right there, and that doesn't include the added weight of the larger prop further forward.

The O-470 is a physically longer...
Forum: Primers 11-10-2020, 09:51 AM
Replies: 9
Views: 942
Posted By David Paule
With the Stewart paints, you'll still need...

With the Stewart paints, you'll still need personal protection. Just because they are water-thinned doesn't mean that they are safe.

I've found the EcoPoxy to be a reasonably durable finish. I'm...
Forum: Electrical Systems 11-09-2020, 01:07 PM
Replies: 29
Views: 2,325
Posted By David Paule
Here's a copy of the MS24523 specification. The...

Here's a copy of the MS24523 specification. The electrical loads that the switches are rated for are on page 3 in Table I.

4513

One thing interesting is that the life or reliability of the switches...
Forum: My RV Build Project 11-06-2020, 08:22 PM
Replies: 514
Views: 299,438
Posted By David Paule
Got the aft cross-brace glued in but not yet...

Got the aft cross-brace glued in but not yet tabbed with glass to the fairing. As-is, it significantly stiffens the entire fairing/frame assembly.

https://i.imgur.com/oY60FPd.jpg

The front...
Forum: RV-12/RV-12iS 11-06-2020, 05:44 PM
Replies: 8
Views: 1,095
Posted By David Paule
Airplanes really appreciate having their bellies...

Airplanes really appreciate having their bellies rubbed. They remember that sort of thing.

Dave
Forum: RV Building Tips/Techniques 11-06-2020, 08:50 AM
Replies: 15
Views: 1,348
Posted By David Paule
I've got a bunch of old rivets. Bought them...

I've got a bunch of old rivets. Bought them surplus in '86. They work just fine.

Dave
Forum: Safety 11-05-2020, 07:10 PM
Replies: 36
Views: 4,631
Posted By David Paule
Oh, man, what a story! I'm glad that it was...

Oh, man, what a story!

I'm glad that it was repairable and that you weren't injured.

Dave
Forum: RV General Discussion/News 11-05-2020, 10:55 AM
Replies: 26
Views: 3,777
Posted By David Paule
It's not always like this.... but clearly...

It's not always like this.... but clearly something isn't right here.

In my own experience, after some heart-related surgery, not a bypass, the FAA made one rather comprehensive request for more...
Forum: RV-8/8A 11-05-2020, 09:45 AM
Replies: 17
Views: 1,243
Posted By David Paule
The "Tools" section here on VAF has a number of...

The "Tools" section here on VAF has a number of discussions about which tools and why. It's worth browsing there, and pretty soon, you'll have an idea of what to get.

Fairly often, tools come up in...
Forum: RV General Discussion/News 11-03-2020, 10:09 AM
Replies: 14
Views: 1,514
Posted By David Paule
That's a big double congratulations. Way to go...

That's a big double congratulations. Way to go for sure!

All the best,
Dave
Forum: Rocket 11-01-2020, 08:39 AM
Replies: 6
Views: 1,283
Posted By David Paule
She's right, you know. And what it means is that...

She's right, you know.

And what it means is that you can't sell the Rocket.... it's for her. All you have to do now is get her trained right so that she can solo her Rocket one day.

Dave
Forum: Safety 10-31-2020, 05:58 PM
Replies: 39
Views: 4,070
Posted By David Paule
I bet that ADS-B won't catch everyone. I have...

I bet that ADS-B won't catch everyone. I have that plus an old Xaon unit that reads transponders and it picks up more than ADS-B does out here. Still, it's worth having to warn those people who fly...
Forum: RV models of the future (RV-??) 10-27-2020, 04:29 PM
Replies: 650
Views: 214,756
Posted By David Paule
There are excellent folding wing designs for...

There are excellent folding wing designs for cantilevered low-wing designs. Look at U.S. WW II carrier aircraft for examples. Pull a pin or flip a lever and push the wing back.

As I mentioned above,...
Forum: RV models of the future (RV-??) 10-27-2020, 02:47 PM
Replies: 650
Views: 214,756
Posted By David Paule
Just wondering something.... what's the appeal of...

Just wondering something.... what's the appeal of a high wing? I only see these factors:

1. More ground clearance in a crosswind.

2. Potentially better visibility.

3. With struts, a lighter...
Forum: Safety 10-27-2020, 10:10 AM
Replies: 14
Views: 1,743
Posted By David Paule
I used to commute from Oxnard, CA, to Boulder, CO...

I used to commute from Oxnard, CA, to Boulder, CO in a C180, doing it VFR. I'd do it at odd intervals except in the winter. In the winter, I could usually choose a decent weather window but given...
Forum: RV General Discussion/News 10-25-2020, 02:49 PM
Replies: 10
Views: 1,005
Posted By David Paule
Would you have room to store other parts of the...

Would you have room to store other parts of the plane while you're working on something? Or would you make a suitable opening and then build the plane, knowing that your new walk-out door will find...
Forum: RV Building Tips/Techniques 10-24-2020, 12:28 PM
Replies: 12
Views: 813
Posted By David Paule
West Systems's G/flex is a good one. And as Larry...

West Systems's G/flex is a good one. And as Larry suggested, there are several others.

Dave
Forum: Propellers 10-23-2020, 11:06 AM
Replies: 14
Views: 2,531
Posted By David Paule
There's a comment from Van himself on the Front...

There's a comment from Van himself on the Front Page today, Friday October 23. (Now it's on post #12 below).

It's pretty interesting....

Dave
Forum: My RV Build Project 10-21-2020, 08:25 PM
Replies: 514
Views: 299,438
Posted By David Paule
One thing that I needed to do was finalize the...

One thing that I needed to do was finalize the conceptual design for the hold-open link. Right now that’s planned to be a bar, pivoted on the aft fairing frame cross-member 5” radius from the canopy...
Forum: RV Ongoing Maintenance Issues 10-21-2020, 10:03 AM
Replies: 19
Views: 1,553
Posted By David Paule
You might try putting an accumulator bottle in...

You might try putting an accumulator bottle in the static system. I don't have much of a feel for the size but I'd start with something smallish. Doubt if you'd need to go bigger than a...
Forum: RV-3 10-17-2020, 06:02 PM
Replies: 25
Views: 1,476
Posted By David Paule
Would you need a spring if you used a push-pull...

Would you need a spring if you used a push-pull cable?

The spring appears to be used so that a tension-only cable can be used.

Also, Tony's suggestion, of the manual cable driven by the servo, is...
Forum: RV Ongoing Maintenance Issues 10-17-2020, 12:41 PM
Replies: 5
Views: 875
Posted By David Paule
You might try getting some Type A tank sealant...

You might try getting some Type A tank sealant from skygeek.com or another vendor. It's the consistence of honey. Then topcoat the existing sealant on the seams and rivets per these pictures.

Dave
Forum: RV Building Tips/Techniques 10-17-2020, 10:37 AM
Replies: 4
Views: 907
Posted By David Paule
Make your own gauge like I did: I used .040...

Make your own gauge like I did:

I used .040 aluminum from and drilled a 1/8" hole in it. It's convenient to put a small notch in the end of the gauge so that you can surround the rivet head, but not...
Forum: RV-3 10-16-2020, 12:51 PM
Replies: 25
Views: 1,476
Posted By David Paule
Ben, welcome to VAF! Sorry, but I don't know...

Ben, welcome to VAF!

Sorry, but I don't know anything about electric trim on the -3B. I'm using manual myself. My only suggestion is to get it as forward as you can manage it.

Good luck with the...
Forum: RV-10 10-15-2020, 08:28 PM
Replies: 39
Views: 10,714
Posted By David Paule
On my RV-3B, my feet are on the belly skin. I...

On my RV-3B, my feet are on the belly skin. I used 1/16" Fiberfrax on the outside belly, with a .020 titanium overlay. You can read about it on my VAF blog,...
Forum: Safety 10-15-2020, 08:12 PM
Replies: 23
Views: 2,944
Posted By David Paule
Learn the general shape of the mountain wave...

Learn the general shape of the mountain wave effects. You can often see the lenticular clouds, not always, and sometimes you can see the rotor clouds. But the rotor is usually the one that'll give...
Forum: Electrical Systems 10-15-2020, 06:02 PM
Replies: 29
Views: 2,708
Posted By David Paule
Some excellent advice here and equally excellent...

Some excellent advice here and equally excellent references.

Most things can be eaten one bite at a time. Electrical systems are the same way. Perhaps start with a suitable power format from...
Forum: RV Ongoing Maintenance Issues 10-12-2020, 08:31 PM
Replies: 12
Views: 1,452
Posted By David Paule
Perhaps there isn't enough clearance around the...

Perhaps there isn't enough clearance around the prop holes.

Perhaps you need to have the engine and prop dynamically balanced.

Or maybe the spinner bulkhead is not right somehow.

Should there be a...
Forum: Fiberglass 10-12-2020, 02:32 PM
Replies: 131
Views: 174,875
Posted By David Paule
It's handy to include a leak valve, pressure...

It's handy to include a leak valve, pressure gauge and a sump. Never know what debris might come back.

Interesting, the discussion about the pressures. Here in Colorado I can't get much about 20"...
Forum: RV-4 10-11-2020, 03:18 PM
Replies: 1
Views: 501
Posted By David Paule
Van's sells the plans on a thumb drive for $10,...

Van's sells the plans on a thumb drive for $10, if the timing would work.

Dave
Forum: RV General Discussion/News 10-09-2020, 02:18 PM
Replies: 19
Views: 1,939
Posted By David Paule
I've got a thread here on VAF either in the Tools...

I've got a thread here on VAF either in the Tools or the Tips section that includes plans for a bench that I designed. You can search for it. It's slightly easier than the EAA one. I've made...
Forum: Traditional Aircraft Engines 10-09-2020, 02:10 PM
Replies: 20
Views: 2,291
Posted By David Paule
There's a poll here on VAF that compared failure...

There's a poll here on VAF that compared failure rated of different brands alternator. You can do a search for it. Plane Power was the worst. The best was B&C.

Dave
Forum: Reviews 10-08-2020, 08:20 PM
Replies: 8
Views: 1,104
Posted By David Paule
Sometimes, with some card companies, you can call...

Sometimes, with some card companies, you can call them and ask them to temporarily raise the limit. I've never been turned down.

Dave
Forum: RV General Discussion/News 10-08-2020, 02:40 PM
Replies: 1,685
Views: 434,868
Posted By David Paule
Is there a feature to keep the towbar from coming...

Is there a feature to keep the towbar from coming off in turbulence?

Dave
Forum: RV General Discussion/News 10-08-2020, 09:58 AM
Replies: 10
Views: 958
Posted By David Paule
If it should be the elevator tab, you can buy a...

If it should be the elevator tab, you can buy a kit for just that from Van's.

Dave
Forum: RV-3 10-07-2020, 08:02 PM
Replies: 10
Views: 941
Posted By David Paule
For any cover, follow the washing instructions...

For any cover, follow the washing instructions carefully. If you let it shrink, it won't fit so well. Don't ask how I found out....

Dave
Forum: RV General Discussion/News 10-07-2020, 08:01 PM
Replies: 33
Views: 4,219
Posted By David Paule
If the hangar has electricity, you may need...

If the hangar has electricity, you may need lights.

Dave
Forum: Interiors 10-02-2020, 03:10 PM
Replies: 16
Views: 2,802
Posted By David Paule
.020 titanium is lighter than .016 stainless by...

.020 titanium is lighter than .016 stainless by around 99 grams, or just over three ounces, a square foot. Plenty durable. It's what I'll probably do.

Dave
Forum: RV General Discussion/News 09-30-2020, 12:20 PM
Replies: 4
Views: 718
Posted By David Paule
It was for my RV-3B landing gear socket. It would...

It was for my RV-3B landing gear socket. It would have been a major interference fit. I used a hone and honed it out, very carefully. Eventually got so that both legs fit with zero play and snug...
Forum: RV Building Tips/Techniques 09-29-2020, 05:44 PM
Replies: 30
Views: 2,677
Posted By David Paule
You could call Van's for a definitive...

You could call Van's for a definitive answer....

Dave
Forum: RV Building Tips/Techniques 09-29-2020, 04:25 PM
Replies: 30
Views: 2,677
Posted By David Paule
I did very little work on the shuttle itself,...

I did very little work on the shuttle itself, just one of the struts that held the external tank on. But I saw the last one being built and it was mostly aluminum, as I recollect.

The payloads were...
Forum: RV Building Tips/Techniques 09-29-2020, 01:41 PM
Replies: 30
Views: 2,677
Posted By David Paule
I went way back and looked up my copy of...

I went way back and looked up my copy of MSFC-STD-486B, dated 11/92. This was one of the documents we used for analyzing payloads for the space shuttle. It gives torque values for different...
Forum: RV-4 09-29-2020, 09:47 AM
Replies: 53
Views: 9,752
Posted By David Paule
Unfortunately, tension strengths of driven rivets...

Unfortunately, tension strengths of driven rivets are usually less and occasionally more than the basic stress x area equation would suggest. This is due to the sheet thickness and head type having a...
Forum: RV-4 09-28-2020, 03:55 PM
Replies: 53
Views: 9,752
Posted By David Paule
Of course. But how will this inform you? Dave

Of course. But how will this inform you?

Dave
Forum: RV-4 09-28-2020, 02:20 PM
Replies: 53
Views: 9,752
Posted By David Paule
How will flying it, assuming it hangs together...

How will flying it, assuming it hangs together though that experience, demonstrate anything about it?

Unless you test it to a known g level above limit load, you haven't proved anything.

Seems to...
Forum: RV General Discussion/News 09-28-2020, 02:12 PM
Replies: 15
Views: 2,785
Posted By David Paule
I have a Contigo bottle that works pretty well....

I have a Contigo bottle that works pretty well. While it doesn't leak, the drinking spout can be locked.

They make a number of designs: http://https://www.gocontigo.com/water-bottles

Dave
Forum: RV-3 09-28-2020, 02:05 PM
Replies: 4
Views: 682
Posted By David Paule
I believe that the RV-3 and RV-4 tends to run...

I believe that the RV-3 and RV-4 tends to run relatively cool, or perhaps that's just the oil temperature. There are probably threads here that will tell you. Seems to me that the cheek cowl exits...
Forum: RV General Discussion/News 09-28-2020, 10:29 AM
Replies: 21
Views: 2,332
Posted By David Paule
Thanks, everyone, I've been looking for a small...

Thanks, everyone, I've been looking for a small flashlight too and you've identified several candidates for me.

Dave
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