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Search: Posts Made By: FinnFlyer
Forum: RV-4 Yesterday, 11:27 AM
Replies: 25
Views: 8,210
Posted By FinnFlyer
The plans have the tubes going through the canopy...

The plans have the tubes going through the canopy frame square tubes, making the second holes "miss" the bulkheads as the canopy is moved up. Thus the brackets we added.

Finn
Forum: RV-4 Yesterday, 09:40 AM
Replies: 25
Views: 8,210
Posted By FinnFlyer
My RV-4

This is for a 2" opening. You may be able to avoid adding brackets to move the tubes inboard and just drill the extra holes for a smaller opening. Be aware of any conflict with nutplate on forward...
Forum: RV-4 Yesterday, 09:22 AM
Replies: 25
Views: 8,210
Posted By FinnFlyer
If you do it as in post #14 you won't have to do...

If you do it as in post #14 you won't have to do this (from RV-3B), but the two extra holes (instrument panel and back bulkhead) is definitely my preferred solution:
Forum: RV General Discussion/News 02-24-2021, 07:24 PM
Replies: 8
Views: 540
Posted By FinnFlyer
Thank you so much for answering and the info! I...

Thank you so much for answering and the info!

I really am curious. Were they of cast alum or milled from alum billet?

Finn
Forum: RV General Discussion/News 02-24-2021, 10:55 AM
Replies: 8
Views: 540
Posted By FinnFlyer
Thanks. Unless they were cast aluminum that's a...

Thanks.

Unless they were cast aluminum that's a lot of milling work and wasted alum.

Wonder if I could 3D print them ...

Finn
Forum: RV General Discussion/News 02-23-2021, 08:50 PM
Replies: 8
Views: 540
Posted By FinnFlyer
Source for Vetterman vents

Searching for (fresh air) vents, I came across mention of Vetterman vents but no pictures of them.

On my RV-3B I have vents mounted on forward fuselage sides. They are about 1" diameter and...
Forum: RV-4 02-20-2021, 01:13 PM
Replies: 4
Views: 1,194
Posted By FinnFlyer
First Fight

N214FL left the ground this morning for an 18 minute flight.
Seemed a lot more docile than the RV-3 and different sight picture making me fly slower than I thought.

Main concern was engine (water)...
Forum: RV-3 02-16-2021, 07:30 PM
Replies: 10
Views: 587
Posted By FinnFlyer
The 0.75" dimension confirmed by Dynon. The...

The 0.75" dimension confirmed by Dynon.

The bottom holes in the angles of course have to be made to work with the RV-3 fuselage bulkheads.

Finn
Forum: RV Ongoing Maintenance Issues 02-15-2021, 08:35 AM
Replies: 4
Views: 374
Posted By FinnFlyer
Neat. However with that 8 position rotary switch...

Neat. However with that 8 position rotary switch I don't understand why they don't have up to 8 set points. (I have 16 point tables in my engine monitor.)

Finn
Forum: RV Ongoing Maintenance Issues 02-14-2021, 07:35 PM
Replies: 4
Views: 374
Posted By FinnFlyer
I think there are some variable resistors in the...

I think there are some variable resistors in the gauges.

Finn
Forum: VAF Classifieds (posts in here deleted after 30 days) 02-09-2021, 09:38 AM
Replies: 8
Views: 2,476
Posted By FinnFlyer
I'm curious to how/where the engine mount...

I'm curious to how/where the engine mount failed.

Finn
Forum: RV-4 02-03-2021, 08:43 PM
Replies: 18
Views: 1,147
Posted By FinnFlyer
My RV-4 fuselage came with two holes. The one on...

My RV-4 fuselage came with two holes. The one on the right side an inch or two lower than the one on the left side.

The reinforcement "rings" are actually not rings. More like mount plates for the...
Forum: RV-6/6A 01-30-2021, 09:29 PM
Replies: 9
Views: 602
Posted By FinnFlyer
Best way of answering the question is simply to...

Best way of answering the question is simply to calibrate it as recommended at cruise AOA, then move the airplane up and down a few degrees and see how much (if at all ) the reading changes.

(On my...
Forum: RV-4 01-29-2021, 11:25 AM
Replies: 56
Views: 6,914
Posted By FinnFlyer
Make sure the filler cap is well sealed. Put a...

Make sure the filler cap is well sealed.

Put a (toy or party) balloon on one of the tank fittings (for example the outlet). Blow (with your mouth) in the vent fitting (patience and good lungs...
Forum: RV Building Tips/Techniques 01-27-2021, 03:28 PM
Replies: 10
Views: 1,041
Posted By FinnFlyer
Reamers for bolt holes, drills for rivet...

Reamers for bolt holes, drills for rivet holes.

Bolts do not expand to fill irregular holes, rivets do.

Finn
Forum: Electrical Systems 01-24-2021, 06:44 PM
Replies: 12
Views: 790
Posted By FinnFlyer
Good job! Exactly what I had in mind. If (added)...

Good job! Exactly what I had in mind.

If (added) CPU chip also has a D/A output you won't need the op-amp to produce the requested 0-5V analog output. You may even be able to produce an analog...
Forum: Glass Cockpit 01-18-2021, 08:18 PM
Replies: 45
Views: 10,366
Posted By FinnFlyer
Oh, another thing. You'll need an angle drill to...

Oh, another thing. You'll need an angle drill to drill the hole in the tie-down square rod in the wing. (Square in the RV-3B factory built wings. Was a round tube in my old RV-3.) Even with a small...
Forum: RV-12/RV-12iS 01-18-2021, 07:54 PM
Replies: 25
Views: 2,940
Posted By FinnFlyer
On the RV-3 the tip-up canopy will open and tear...

On the RV-3 the tip-up canopy will open and tear off.

Suspect may be the save with RV-4.

I guess the side-by-sides behave differently.

Finn
Forum: Glass Cockpit 01-17-2021, 07:00 PM
Replies: 45
Views: 10,366
Posted By FinnFlyer
Dang! That's expensive hose! I used this from...

Dang! That's expensive hose! I used this from Home Depot:
https://www.homedepot.com/p/Everbilt-1-4-in-O-D-x-7-64-in-I-D-x-10-ft-Vinyl-Micro-Fuel-Line-HKP004-017/303132508

Sorry, I should have...
Forum: Glass Cockpit 01-17-2021, 09:38 AM
Replies: 45
Views: 10,366
Posted By FinnFlyer
Nothing that fancy. I basically connected the...

Nothing that fancy.

I basically connected the D-10A AOA input to the 3/8" threaded tie-down hole in the wing. I drilled a 1/16" hole near the end (bottom) of the 3/8" hole in the tie-down square rod...
Forum: Glass Cockpit 01-16-2021, 09:23 AM
Replies: 45
Views: 10,366
Posted By FinnFlyer
https://vansairforce.net/community/showthread.php?...

https://vansairforce.net/community/showthread.php?t=186185 post #10.

However, I would have to remove the wing tank to replace the pop rivet with a oops rivet if it doesn't work well :(

But still...
Forum: RV General Discussion/News 01-15-2021, 09:24 AM
Replies: 13
Views: 1,515
Posted By FinnFlyer
In addition to primer/paint, there's also...

In addition to primer/paint, there's also fiberglass work.

Finn
Forum: RV Building Tips/Techniques 01-11-2021, 05:13 PM
Replies: 37
Views: 3,876
Posted By FinnFlyer
Looks good. Wouldn't hurt with a dab of proseal...

Looks good. Wouldn't hurt with a dab of proseal on each of the rivet heads.

Finn
Forum: RV-4 01-05-2021, 09:40 AM
Replies: 7
Views: 650
Posted By FinnFlyer
I keep thinking I've seen a thread or forum with...

I keep thinking I've seen a thread or forum with model-specific "gotchas" but can't find it now.

Here's a fcouple of sites I...
Forum: RV Building Tips/Techniques 01-01-2021, 11:44 AM
Replies: 26
Views: 5,045
Posted By FinnFlyer
Thanks Mike. Good info. I guess the "easy"...

Thanks Mike. Good info.

I guess the "easy" solution is a 12V fan with a thermistor or thermal switch in series.

The "best" solution would be the lightest. In my mind that would be transferring the...
Forum: RV Building Tips/Techniques 12-31-2020, 08:43 PM
Replies: 26
Views: 5,045
Posted By FinnFlyer
So the 1/16" thick plate was enough to conduct...

So the 1/16" thick plate was enough to conduct away the approx 70 watts of continuous heat and transfer it to the Duckworks mount plate?

Did you have a temperature sensor on the plate the LEDs are...
Forum: RV Building Tips/Techniques 12-31-2020, 10:03 AM
Replies: 26
Views: 5,045
Posted By FinnFlyer
Just attach the pictures

Note that you can now attach pictures to your post.

Finn
Forum: RV-3 12-27-2020, 05:26 PM
Replies: 17
Views: 1,256
Posted By FinnFlyer
I actually don't remember. Some kind of fuel safe...

I actually don't remember. Some kind of fuel safe plastic line from Aircraft Spruce, I think. Some get hard after a while, some stay flexible.

90 degree nylon elbows through holes at top and bottom...
Forum: RV-8/8A 12-26-2020, 06:18 PM
Replies: 9
Views: 967
Posted By FinnFlyer
After buying an expensive 1.5" socket I found out...

After buying an expensive 1.5" socket I found out that the cheap "socket" for a water heater element fits.

In any case you can easily make do with a pipe wrench, monkey wrench, adjustable spanner, ...
Forum: Alternative Engines 12-25-2020, 09:58 AM
Replies: 748
Views: 155,620
Posted By FinnFlyer
The GSL393 is really overkill for a 180-200 HP...

The GSL393 is really overkill for a 180-200 HP engine.

I'm using a GSL414 for my primary fuel pump and a GSL393 for backup (because I already had it).

GSL414 less current draw, less wasted energy,...
Forum: RV-3 12-24-2020, 08:10 PM
Replies: 2
Views: 500
Posted By FinnFlyer
Not the best picture but should give you an...

Not the best picture but should give you an idea.

Problem with using that in a fuselage tank would be the curvature.

Van's wing tank flange is designed to fit the wing skin curvature.

Not saying...
Forum: RV-3 12-24-2020, 07:16 PM
Replies: 17
Views: 1,256
Posted By FinnFlyer
I just drilled a 1/4" hole and pressed a 1/4" alu...

I just drilled a 1/4" hole and pressed a 1/4" alu line into it. Yes it was bent 90 degrees forward into the wind.

Finn
Forum: RV-3 12-23-2020, 07:07 PM
Replies: 17
Views: 1,256
Posted By FinnFlyer
No Z brackets. That was covered in another...

No Z brackets.

That was covered in another recent thread.

https://drive.google.com/file/d/18kejjS24G7K-MgyVdw8wobGnxz7jp8fl/view?usp=sharing

Finn
Forum: RV-3 12-23-2020, 02:07 PM
Replies: 17
Views: 1,256
Posted By FinnFlyer
When I made my RV-3 fuselage tank I deviated a...

When I made my RV-3 fuselage tank I deviated a bit from the plans:

Put the vent in the fuel cap.

1/8" NPT hole top rear to sight gauge (plastic line) down to outlet hole. Didn't make hole for and...
Forum: ADS-B 12-23-2020, 09:31 AM
Replies: 40
Views: 2,148
Posted By FinnFlyer
I see. Actually it is good to know what the...

I see. Actually it is good to know what the harness supplied by Appareo is set up for.

Also doesn't speak well for RST if they really supplied him with that harness and the ACK A-30 encoder, unless...
Forum: ADS-B 12-23-2020, 09:01 AM
Replies: 40
Views: 2,148
Posted By FinnFlyer
Why the heck should he go out and buy a $339...

Why the heck should he go out and buy a $339 encoder if we can figure out how to change the harness and settings to work with the encoder has already has?????

Seriously, some of the replies here...
Forum: ADS-B 12-22-2020, 07:46 PM
Replies: 40
Views: 2,148
Posted By FinnFlyer
It doesn't. I read this in post #2 and went off...

It doesn't. I read this in post #2 and went off the rails assuming his was a parallel (grey) only encoder:
"Assume you set it up for a grey code input in the setup."
Later, on a whim, I Googled the...
Forum: ADS-B 12-22-2020, 03:37 PM
Replies: 40
Views: 2,148
Posted By FinnFlyer
Hold on! From what I saw the A-30 encoder HAS...

Hold on!

From what I saw the A-30 encoder HAS serial output.

I posted links to A-30 documentation.

Original poster: Please post all info on the encoder: model, version, etc. and I'm sure we can...
Forum: ADS-B 12-22-2020, 12:46 PM
Replies: 40
Views: 2,148
Posted By FinnFlyer
I guess if he stayed below 14,800' pressure...

I guess if he stayed below 14,800' pressure altitude and used the connector shield as ground :)

Actually only need 9 gray code wires for up to 30,700'

But yes, unlikely his harness has enough...
Forum: ADS-B 12-22-2020, 10:14 AM
Replies: 40
Views: 2,148
Posted By FinnFlyer
So you never had the encoder connected to the...

So you never had the encoder connected to the transponder? How did you expect the transponder to get altitude information?

For wiring purposes the simplest would be wiring it for serial, just three...
Forum: ADS-B 12-22-2020, 08:41 AM
Replies: 40
Views: 2,148
Posted By FinnFlyer
I see. Well, now you have two options: 1) Add...

I see.

Well, now you have two options:
1) Add the missing wires.
2) Get a grey code to serial converter (if such exists).

Unless... do you have any glass in your panel that can output serial...
Forum: ADS-B 12-21-2020, 07:52 PM
Replies: 40
Views: 2,148
Posted By FinnFlyer
If you got the Stratus, encoder and harness from...

If you got the Stratus, encoder and harness from RST, well then ... Jim's got some explaining to do!

Finn
Forum: ADS-B 12-20-2020, 06:40 PM
Replies: 40
Views: 2,148
Posted By FinnFlyer
True regarding GPS validation. The 1090 ESG does...

True regarding GPS validation. The 1090 ESG does a good job of that itself. However from original post: "I just installed the Stratus ESG".

So he installed a new transponder. I wish there were a way...
Forum: RV Building Tips/Techniques 12-20-2020, 10:10 AM
Replies: 37
Views: 3,876
Posted By FinnFlyer
Looking at your pictures, you definitely must...

Looking at your pictures, you definitely must remove the paint around the cut holes, and roughen the aluminum. Then clean contact surfaces very well with MEK or similar before applying proseal. Also,...
Forum: ADS-B 12-20-2020, 09:31 AM
Replies: 40
Views: 2,148
Posted By FinnFlyer
OK. There is no point in flying until the 1090...

OK. There is no point in flying until the 1090 ESG on the ground and in view of GPS satellites is:

1) Showing your coordinates (indicating that the GPS part is working, thus validating your GPS...
Forum: ADS-B 12-19-2020, 09:37 PM
Replies: 40
Views: 2,148
Posted By FinnFlyer
Say what?

Who are you?

GPS antenna has nothing to do with the encoder.

He's using a parallel altitude encoder (gray code) so there is no serial communication.

Does the pre-made harness supply power to the...
Forum: RV General Discussion/News 12-18-2020, 08:23 PM
Replies: 31
Views: 2,838
Posted By FinnFlyer
The Infinity guy is also suffering from the...

The Infinity guy is also suffering from the misconception that you are not allowed to use higher than 22 gauge wire in an aircraft, leading to a massive wire bundle. No reason you couldn't use 24,...
Forum: RV-14 12-18-2020, 08:16 AM
Replies: 18
Views: 2,003
Posted By FinnFlyer
True for the main wheels. But if scales are not...

True for the main wheels. But if scales are not linear the critical (for balance) tail wheel could be off. I used a fish scale and the bathroom scales in turn to weigh that. Still I realize that they...
Forum: RV-12/RV-12iS 12-17-2020, 06:26 PM
Replies: 8
Views: 1,245
Posted By FinnFlyer
From Van's

I saw this on Van's Airforce:

"I asked this question on the forums and I think Mel responded with the following,
here is the information I wrote down. I was looking for the same information on the...
Forum: RV-14 12-17-2020, 08:37 AM
Replies: 18
Views: 2,003
Posted By FinnFlyer
55 gal drum

Seems a possible way to get a 450 lbs weight would be to fill a (plastic or steel) 55 gallon drum with water.

Problems with that are:
1) Getting the empty drum weighed. Use a fish scale or take it...
Forum: Alternative Engines 12-17-2020, 07:48 AM
Replies: 748
Views: 155,620
Posted By FinnFlyer
I don't understand all this. You flew off your...

I don't understand all this.

You flew off your 40 hours without gear leg fairings and wheel pants installed?

How can you call your Phase I complete without that and reaching potential tops speeds...
Forum: RV-14 12-16-2020, 09:32 AM
Replies: 18
Views: 2,003
Posted By FinnFlyer
Mixed reviews

Very tempting, but mixed reviews on Amazon. From accurate to an oz to off by 10 pounds.

When I did the initial W&B on my RV-4, I used 440 lbs flat glass bathroom scales. They are within a pound of...
Forum: RV-3 11-30-2020, 04:47 PM
Replies: 8
Views: 667
Posted By FinnFlyer
You're welcome. However, I'm concerned about the...

You're welcome.

However, I'm concerned about the note about notching the spar to make room for rivets. The builder of my RV-3 discarded the wings that came with the project because of those notches...
Forum: RV-3 11-30-2020, 07:53 AM
Replies: 8
Views: 667
Posted By FinnFlyer
Drawing 12

OK, I was wrong.

Here it is attached.

Sorry uploading doesn't work.

Won't accept .tif file.

I'll try to put it on my Google Drive
Forum: RV-3 11-28-2020, 11:29 PM
Replies: 8
Views: 667
Posted By FinnFlyer
Could be wrong, but never saw drawings of...

Could be wrong, but never saw drawings of pre-RV-3B wing tanks. Drawings show a 25 gal fuselage tank.

Finn
Forum: RV-3 11-17-2020, 09:05 PM
Replies: 9
Views: 1,396
Posted By FinnFlyer
Doubler. Looks like the fuselage was hung in the...

Doubler.

Looks like the fuselage was hung in the torn hole.

Problem with doubler will be how to dimple the new rivet holes holding the doubler to the bulkhead(s). I guess you could mount the male...
Forum: RV-4 11-13-2020, 03:54 PM
Replies: 25
Views: 5,278
Posted By FinnFlyer
Just because of left and right tanks I think...

Just because of left and right tanks I think you'll find that you will want some kind of roll trim -- unless you have an autopilot.

Reason I installed the electric roll trim was with poor man's wing...
Forum: RV-4 11-13-2020, 08:58 AM
Replies: 25
Views: 5,278
Posted By FinnFlyer
That's right. And I don't have that. See post #18...

That's right. And I don't have that. See post #18 for a picture of my installation. I have electric aileron trim (small trim tab on left aileron similar to elevator trim tab).

Finn
Forum: RV General Discussion/News 11-10-2020, 05:56 PM
Replies: 6
Views: 1,476
Posted By FinnFlyer
Cut it!

Cut it!

Finn
Forum: RV-7/7A 11-06-2020, 08:01 AM
Replies: 7
Views: 938
Posted By FinnFlyer
Missing from manual!

And yet, nowhere in the manual how to align the legs for reaming!

(I happen to have a 2001 RV-7/7A manual)

Finn
Forum: RV-7/7A 11-05-2020, 05:00 PM
Replies: 7
Views: 938
Posted By FinnFlyer
A taper bolt is suggested when realigning the...

A taper bolt is suggested when realigning the legs. Sure sounds like they've been reamed out for that. Are the holes in the legs also tapered?

Finn
Forum: Electrical Systems 11-05-2020, 04:46 PM
Replies: 9
Views: 1,459
Posted By FinnFlyer
Frequency of use

I really think it's a question on how many times the switch is flipped (off/on).

It's like a piece of wire: how many times do you have to sharply bend it back and forth before all strands are...
Forum: RV Ongoing Maintenance Issues 11-05-2020, 08:23 AM
Replies: 13
Views: 2,016
Posted By FinnFlyer
https://vansairforce.com/community/showthread.php?...

https://vansairforce.com/community/showthread.php?t=181032&highlight=Tyco
post #5
Forum: RV-4 10-31-2020, 09:57 PM
Replies: 14
Views: 2,892
Posted By FinnFlyer
I drilled holes in panel and rear bulkhead about...

I drilled holes in panel and rear bulkhead about 2" above locked position holes.
Yes, does require locating the tubes inside of instead of in the square canopy frame tubes. (Picture from RV-3 but did...
Showing results 1 to 64 of 394

 
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