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Search: Posts Made By: David Paule
Forum: My RV Build Project 02-19-2019, 05:56 PM
Replies: 401
Views: 197,015
Posted By David Paule
I won't be wearing the old-style seat-type...

I won't be wearing the old-style seat-type parachute. If I wear one at all, it'll be a back cushion type. And the seat pan change is permanent.

Frankly, I don't see what the fuss is about. Here are...
Forum: Traditional Aircraft Engines 02-18-2019, 01:59 PM
Replies: 11
Views: 1,396
Posted By David Paule
The Five Rules for Good Engineering are: 1. Part...

The Five Rules for Good Engineering are:

1. Part of the art of being a good engineer is knowing where to steal good ideas.

2. Get it good enough and get...
Forum: My RV Build Project 02-18-2019, 12:34 PM
Replies: 401
Views: 197,015
Posted By David Paule
I suppose the future will have to figure that one...

I suppose the future will have to figure that one out for itself, Finn, it's not on my list of things to worry about.

The rudder pedals are ground-adjustable and the cushions will be too. If I...
Forum: My RV Build Project 02-17-2019, 07:43 PM
Replies: 401
Views: 197,015
Posted By David Paule
The RV-3B has a depression in the seat pan to...

The RV-3B has a depression in the seat pan to accommodate a large pilot, which Iím not. Typically, the builder adds foam to fill the shape. Iíve heard that some of the seat cushions get pretty...
Forum: RV Ongoing Maintenance Issues 02-17-2019, 11:05 AM
Replies: 17
Views: 1,523
Posted By David Paule
Can you get the jack under the flat bottom of the...

Can you get the jack under the flat bottom of the mount without using that bolt?

Dave
Forum: RV Ongoing Maintenance Issues 02-16-2019, 08:47 PM
Replies: 17
Views: 1,523
Posted By David Paule
Thanks for sharing this! It's a good idea and...

Thanks for sharing this! It's a good idea and definitely feasible without a machine shop.

Nicely done.

Dave
RV-3B, still on the fuselage
Forum: RV-12/RV-12iS 02-12-2019, 09:27 AM
Replies: 15
Views: 1,654
Posted By David Paule
Don't forget that when the RV-12iS came out, the...

Don't forget that when the RV-12iS came out, the used value of an RV-12 probably dropped.

Dave
Forum: RV General Discussion/News 02-09-2019, 08:33 PM
Replies: 59
Views: 4,554
Posted By David Paule
Got it, thanks. And it makes a lot of sense,...

Got it, thanks. And it makes a lot of sense, too.

Dave
Forum: RV General Discussion/News 02-09-2019, 06:13 PM
Replies: 59
Views: 4,554
Posted By David Paule
Semi-Related Advice Wanted

I hope this isn't too big a diversion.

On my RV-3B project, while I have a way to go, I've been thinking of mounting my small non-standard oil cooler directly to the top engine baffle.

Would it be...
Forum: Propellers 02-08-2019, 07:35 PM
Replies: 71
Views: 12,194
Posted By David Paule
Yes it is, but the actual value depends on a...

Yes it is, but the actual value depends on a number of things, including the particular materials used and their orientation.

Dave
Forum: RV General Discussion/News 02-08-2019, 12:25 PM
Replies: 13
Views: 720
Posted By David Paule
Well, after reading the comments following my...

Well, after reading the comments following my post #2, I'm inclined to change my mine. However, I think that it would need to be carefully moderated to both stay on topic and permit the occasional...
Forum: RV General Discussion/News 02-07-2019, 12:00 PM
Replies: 13
Views: 720
Posted By David Paule
There's already a flight-testing forum, and it...

There's already a flight-testing forum, and it seems to me that this topic would best fit into that.

Instrumentation and data analysis is a part of flight testing, and as the inclusion of fuel flow...
Forum: RV-6/6A 02-06-2019, 08:50 PM
Replies: 11
Views: 1,664
Posted By David Paule
Van's has this...

Van's has this (https://www.vansaircraft.com/faq-technical-builder-items/how-to-diagnose-and-fix-a-heavy-wing/) about the heavy wing.

Dave
Forum: RV General Discussion/News 02-06-2019, 04:33 PM
Replies: 31
Views: 1,590
Posted By David Paule
Would you need the artificial horizon if you...

Would you need the artificial horizon if you install a second ADAHRS?

Dave
Forum: RV General Discussion/News 02-04-2019, 04:18 PM
Replies: 59
Views: 4,554
Posted By David Paule
Based on nothing more than wrapping a cord around...

Based on nothing more than wrapping a cord around the roof rack bar on my truck, a single wrap or maybe a 1.5 turn wrap is sufficient.

The truck goes generally less than 75 mph, the bar is about an...
Forum: RV-7/7A 02-04-2019, 02:19 PM
Replies: 6
Views: 783
Posted By David Paule
I'd do the wings. They're easier to store, being...

I'd do the wings. They're easier to store, being flat, and when you get to the fuselage, you'll probably want to start installing the engine and systems soon after. The wings aren't needed for most...
Forum: RV Building Tips/Techniques 02-03-2019, 08:53 PM
Replies: 10
Views: 914
Posted By David Paule
I have a few of those and use them only rarely. I...

I have a few of those and use them only rarely. I don't have a Scotchbrite grinder wheel and have never seen a need for those.

Personally, I think that a good Vixen file, a couple of mill files and...
Forum: Safety 02-03-2019, 11:07 AM
Replies: 47
Views: 3,443
Posted By David Paule
Probably any sort of sideward g load, causing the...

Probably any sort of sideward g load, causing the tail to try to bend sidways. But often in a crash, the results are so nonlinear and large-deflection, that things happen which can't be assessed...
Forum: Safety 02-02-2019, 10:39 AM
Replies: 47
Views: 3,443
Posted By David Paule
The airframe design is rather important. For more...

The airframe design is rather important. For more insight, download the "Small Airplane Crashworthiness Design Guide," a free pdf. You'll have to search for it but it's an easy search.

One thing...
Forum: RV General Discussion/News 01-31-2019, 06:38 PM
Replies: 40
Views: 12,216
Posted By David Paule
It would be hard to make it attractive, at least...

It would be hard to make it attractive, at least on the non side-by-side models, I think. And a flat panel that can resist a bird strike up to Vne would be heavy, plus it would need stout support...
Forum: RV General Discussion/News 01-30-2019, 08:42 PM
Replies: 883
Views: 189,580
Posted By David Paule
Consider the "high-tech" double braids from the...

Consider the "high-tech" double braids from the marine world. With their core of Dyneema or other fibers, they are very strong and not very stretchable. You can reduce the diameter considerably.

But...
Forum: Trip Write-ups 01-28-2019, 04:26 PM
Replies: 9
Views: 1,606
Posted By David Paule
Oh, I don't know about that. I remember a flight...

Oh, I don't know about that.

I remember a flight I took as a passenger, back when I had a license but no airplane. I hadn't flown in 12 years. It was a scenic flight around Mt Cook in NZ.

When I...
Forum: My RV Build Project 01-28-2019, 12:06 PM
Replies: 401
Views: 197,015
Posted By David Paule
Pattern Time

The strip for the Mil-Spec quarter-turn fasteners for the top of the cowling now has a pattern, not shown. I had a bit of aluminum for that, but itís one inch too narrow, since I need to allow for...
Forum: RV-3 01-27-2019, 12:21 PM
Replies: 13
Views: 1,711
Posted By David Paule
Keith, no, I don't. Mike, you presented the best...

Keith, no, I don't.

Mike, you presented the best ideas thus far for a slider canopy. For looks, it can't be beat, I think, but mine will be a tip-over. If nothing else, it eliminates the big cut,...
Forum: RV-8/8A 01-26-2019, 09:26 PM
Replies: 9
Views: 712
Posted By David Paule
I'm building an RV-3B, where nothing is...

I'm building an RV-3B, where nothing is pre-drilled. I get to drill everything. My source for drill bits is

www.gen-aircraft-hardware.com, 877-434-6889 for you easterners. The west phone number is...
Forum: RV-10 01-25-2019, 04:42 PM
Replies: 11
Views: 1,042
Posted By David Paule
See DanH's postings about firewall...

See DanH's postings about firewall insulation.

The light vendors, in their installation drawings, generally recommend a wire size.

Use the Van's static ports for best static source...
Forum: Fiberglass 01-24-2019, 04:20 PM
Replies: 101
Views: 128,661
Posted By David Paule
The polyester peel ply does not particularly like...

The polyester peel ply does not particularly like compound curves. In those places, I use it in strips, slightly overlapping. That works well enough.

I make sure that there's an edge or corner or...
Forum: RV General Discussion/News 01-24-2019, 04:17 PM
Replies: 21
Views: 1,642
Posted By David Paule
I would definitely retest, in your situation,...

I would definitely retest, in your situation, ensuring that both situations, wheel pants on and wheel pants off, were properly documented, and the various speeds to fly noted for each...
Forum: Tools 01-23-2019, 12:36 PM
Replies: 8
Views: 957
Posted By David Paule
I have one and have used it for a number of...

I have one and have used it for a number of holes. Minimum hole diameter is about 2". The edges of the hole come out rough and I need to go back with a large sanding drum to smooth it out.

Once the...
Forum: RV General Discussion/News 01-22-2019, 03:37 PM
Replies: 9
Views: 966
Posted By David Paule
According to the riveting specification document...

According to the riveting specification document on Van's Support, FAQs page, it's acceptable to use flat rivet sets on these rivets. The text and paragraph number is:

"3.3.3.2 Rivet set. Flat dies...
Forum: RV General Discussion/News 01-22-2019, 11:08 AM
Replies: 15
Views: 1,531
Posted By David Paule
Thanks, Marshall, for the great tools that I use...

Thanks, Marshall, for the great tools that I use every day.

Either you made them or you taught the people who made them, I figure.

Good job!

Dave
RV-3B, now on the fuselage
Forum: RV General Discussion/News 01-21-2019, 08:31 PM
Replies: 31
Views: 1,743
Posted By David Paule
Insulate the heck out of whatever you build. If...

Insulate the heck out of whatever you build. If you can, insulate under the floor, too. Too much insulation is almost enough.

I've heard that the very best hangar heat is a heated slab. My hangar...
Forum: My RV Build Project 01-20-2019, 10:31 AM
Replies: 401
Views: 197,015
Posted By David Paule
Russell sent me a photo of Larry DeCamp's plane,...

Russell sent me a photo of Larry DeCamp's plane, showing how he’s attaching the forward top skin to the sides. He’s installed an angle, riveted to the top longeron, for the top skin to attach to. I...
Forum: Tools 01-18-2019, 11:03 AM
Replies: 22
Views: 7,317
Posted By David Paule
Also add a #19 reamer for those #8 screw...

Also add a #19 reamer for those #8 screw holes.

Dave
RV-3B, building the fuselage
Forum: RV-3 01-18-2019, 10:57 AM
Replies: 8
Views: 1,074
Posted By David Paule
Back to Post # 1....

While this has been fun, to be sure, it would be a good thing if someone actually responded to the first post. I would except that the only ones I know of are on xxxxxxxxxxxxx, and that just by...
Forum: RV-12/RV-12iS 01-17-2019, 07:59 PM
Replies: 8
Views: 1,136
Posted By David Paule
If it were mine, I'd do all my glass work...

If it were mine, I'd do all my glass work together. That way, I'd have fresh epoxy and materials at hand. I'd just plan on an epoxy-microballoon paste for filling them.

Dave
Forum: Midwest 01-17-2019, 02:24 PM
Replies: 23
Views: 1,253
Posted By David Paule
I know there are some builders, but I don't know...

I know there are some builders, but I don't know of any flying yet.

I got a ride in one that came through CO on a trip. It was one of the two best-flying airplanes I've ever flown. I've also flown...
Forum: RV-3 01-17-2019, 10:26 AM
Replies: 9
Views: 1,121
Posted By David Paule
I remember reading about someone who made a...

I remember reading about someone who made a slide-out drawer under the panel for his tablet.

No photos, sorry.

Dave
Forum: RV-3 01-16-2019, 03:32 PM
Replies: 6
Views: 577
Posted By David Paule
For Garmin, look up Ironflight's postings in this...

For Garmin, look up Ironflight's postings in this section. They installed one in their 3B as he built it.

Dave
Forum: RV-3 01-16-2019, 12:44 PM
Replies: 6
Views: 577
Posted By David Paule
Not too bad. The wing mounts are retrofittable...

Not too bad. The wing mounts are retrofittable and so are the fuselage ones.

You're welcome to stop by and see the fuselage pitch servo mount. The wings are out at the Longmont hangar so that's...
Forum: RV General Discussion/News 01-15-2019, 12:15 PM
Replies: 27
Views: 2,079
Posted By David Paule
Well, thanks everyone. Especially the guy who...

Well, thanks everyone. Especially the guy who PM'd me with data about his, and Russell, who not only provided the data I wanted but a disassembled look at the innards, too.

I'm hoping to incorporate...
Forum: RV General Discussion/News 01-14-2019, 01:16 PM
Replies: 27
Views: 2,079
Posted By David Paule
And that's exactly why I'm looking for some...

And that's exactly why I'm looking for some dimensions, to see what others have done. There are no end of concepts and prototypes - I'd like to see the dimensions for what works. I don't want to...
Forum: RV General Discussion/News 01-14-2019, 12:35 PM
Replies: 27
Views: 2,079
Posted By David Paule
I'm looking for dimension for the quadrants that...

I'm looking for dimension for the quadrants that we generally use on RVs. I have the carburetor lever deflection data and comparison data from my Cessna, which uses non-quadrant controls.

But I'd...
Forum: RV General Discussion/News 01-14-2019, 10:42 AM
Replies: 883
Views: 189,580
Posted By David Paule
One feature I insist on for control locks is...

One feature I insist on for control locks is something to prevent the pilot from inadvertently attempting to fly the plane with them installed. Not a reminder, like a flag, but some way to physically...
Forum: Safety 01-14-2019, 10:37 AM
Replies: 74
Views: 6,069
Posted By David Paule
It's a 1955 Cessna 180, I still have it, and...

It's a 1955 Cessna 180, I still have it, and finding both time to do it and still air is iffy. Here on the lee of the Rockies, virtually any wind includes up and down flowing air.

It would be...
Forum: RV General Discussion/News 01-14-2019, 10:27 AM
Replies: 27
Views: 2,079
Posted By David Paule
Dimensions, Please!

Thank you for the various suggestions and links, they're interesting.

What I'm looking for, though, are dimensions.

Thanks!

Dave
Forum: RV General Discussion/News 01-13-2019, 09:35 AM
Replies: 27
Views: 2,079
Posted By David Paule
Make My Own Throttle Quadrant?

Yeah, I'm thinking that would be fun. Why not?

I'm looking for two dimensions and a name -

1. The name and model of the unit you're measuring.

2. From the pivot to the handle for all three...
Forum: RV-3 01-12-2019, 09:50 AM
Replies: 3
Views: 528
Posted By David Paule
Same problem on mine. I tried to keep the rivet...

Same problem on mine. I tried to keep the rivet holes closer to the bends, but let the edge distance relax slightly where necessary.

The bigger problem and more worrisome for me, was the top and...
Forum: RV General Discussion/News 01-11-2019, 03:15 PM
Replies: 7
Views: 3,173
Posted By David Paule
I made one for my non-RV many years ago. It has...

I made one for my non-RV many years ago. It has one feature that this one doesn't have - it extends up over the pilot's seat so that I can't get in and fly the plane with it engaged. This was one of...
Forum: RV General Discussion/News 01-10-2019, 06:59 PM
Replies: 13
Views: 892
Posted By David Paule
Is registration still possible with the...

Is registration still possible with the shut-down? Or is it on hold right now?

Dave
Forum: RV-10 01-09-2019, 06:19 PM
Replies: 11
Views: 1,976
Posted By David Paule
To remove a rivet, I like to use a smaller drill...

To remove a rivet, I like to use a smaller drill to go about 2/3 of the way through. For this, I use a drill bit ten numbers smaller than is appropriate for the rivet. So for a -4 rivet, I'd first...
Forum: Tools 01-08-2019, 07:15 PM
Replies: 4
Views: 691
Posted By David Paule
1. I had a Sioux gun that died. I bought an ACAT...

1. I had a Sioux gun that died. I bought an ACAT gun from The Yardstore and it's excellent. Feathering trigger, reliable, etc.

2. Don't know the RV-14. I use a 2X on the -3 rivets and a 3X on the -4...
Forum: Safety 01-08-2019, 01:02 PM
Replies: 74
Views: 6,069
Posted By David Paule
No problem. My old Cessna exhibits greater sink...

No problem. My old Cessna exhibits greater sink at slower speeds, below something like 80 or 85 mph indicated. It's a good way to control the landing event. I routinely make my solo approach at 70 to...
Forum: RV Building Tips/Techniques 01-07-2019, 12:29 PM
Replies: 11
Views: 988
Posted By David Paule
I'm using .005 titanium foil from Titanium Goat,...

I'm using .005 titanium foil from Titanium Goat, an outdoor equipment vendor. (http://www.titaniumgoat.com/windscreens.html) It comes in up to 16" widths, and if you need their 20" wide foil, that's...
Forum: RV Building Tips/Techniques 01-07-2019, 12:23 PM
Replies: 11
Views: 988
Posted By David Paule
And how do you handle the penetrations? Put a...

And how do you handle the penetrations?

Put a spacer under them?

Let them squeeze the Fiberfrax?

Or something else?

Dave
Forum: RV General Discussion/News 01-06-2019, 08:48 PM
Replies: 20
Views: 2,911
Posted By David Paule
Non-RV - > Bad spark plug. Replaced plug. Had...

Non-RV -

> Bad spark plug. Replaced plug. Had plug and tools on hand.

> Bad spark plug lead. Replaced lead. Had to find FBO and buy one and have it installed.

> Brake failure. Needed fluid,...
Forum: RV Building Tips/Techniques 01-05-2019, 04:56 PM
Replies: 6
Views: 713
Posted By David Paule
Drilling for a K1000-08 Nutplate

Some people use one of the handy jigs for for this.

When I haven't already drilled the screw hole in the aluminum mounting piece yet, but am still using the #40 pilot hole, and I want to drill the...
Forum: RV-10 01-05-2019, 11:01 AM
Replies: 16
Views: 2,092
Posted By David Paule
After missing the die once or twice, with the...

After missing the die once or twice, with the male one on top, I moved the die to the bottom of the frame. Yes, sometimes I get a mild mark, no biggie, but having that male one on the bottom makes...
Forum: RV-10 01-04-2019, 10:41 AM
Replies: 11
Views: 1,912
Posted By David Paule
"Substructure Dimple Die 3/32? Leaning towards...

"Substructure Dimple Die 3/32? Leaning towards noÖ"
I have one and it's handy sometimes.

"Countersink Jig?"
Not sure what you're referring to. Countersink cages are necessary, I think, but if...
Forum: My RV Build Project 01-03-2019, 07:43 PM
Replies: 401
Views: 197,015
Posted By David Paule
The front top skin is drilled to the panel. Only...

The front top skin is drilled to the panel. Only the aft edge is clecoed so far. The firewall edge is held with cleco side clamps.

https://i.postimg.cc/7YR6ZP5F/Front-Top-Skin-Clecoed-S.jpg

As you...
Forum: Glass Cockpit 01-03-2019, 10:12 AM
Replies: 66
Views: 6,474
Posted By David Paule
Some of the 2 1/4" radios have a remote radio...

Some of the 2 1/4" radios have a remote radio with a small display. It would change the look but eliminate the issue of panel depth.

Dave
Forum: RV-12/RV-12iS 01-02-2019, 11:12 AM
Replies: 31
Views: 3,918
Posted By David Paule
Scott, I've seen a few loosen. I now safety wire...

Scott, I've seen a few loosen. I now safety wire all of them.

However, Ive got to say that the only ones that loosened were on the engine manifold or otherwise attached to an engine. Haven't seen...
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