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Search: Posts Made By: rvbuilder2002
Forum: Temp / Test / Misc. (posts deleted after 2 weeks) 07-27-2021, 09:11 PM
Replies: 7
Views: 1,092
Posted By rvbuilder2002
At the Van’s Aircraft booth…. RV-9A RV-14A SLSA...

At the Van’s Aircraft booth….
RV-9A
RV-14A
SLSA RV-12iS
RV-8 (John Starr, builder)
RV-10
RV-14

At the demo plane parking area…..
RV-14A
Forum: Temp / Test / Misc. (posts deleted after 2 weeks) 07-22-2021, 10:50 PM
Replies: 75
Views: 7,182
Posted By rvbuilder2002
Quote directly from the NOTAM - “Faster aircraft...

Quote directly from the NOTAM -
“Faster aircraft use 135 kts and 2300 ft if needed for safety of flight”

I haven’t heard a single purpose yet in this thread that would constitute safety of flight.
Forum: RV-10 07-22-2021, 08:31 AM
Replies: 6
Views: 696
Posted By rvbuilder2002
Sorry Larry, I don't have any definitive info to...

Sorry Larry, I don't have any definitive info to share.
I do know that at -3 degrees reflex, the flaps (and ailerons) are top loaded slightly at high speed cruise AOA.
At 90 Kts flying the OSH...
Forum: RV-8/8A 07-21-2021, 09:17 PM
Replies: 9
Views: 615
Posted By rvbuilder2002
Very similar to what we use for airplane camping...

Very similar to what we use for airplane camping (also bought on Amazon)
They weigh almost nothing.
Forum: Temp / Test / Misc. (posts deleted after 2 weeks) 07-21-2021, 09:07 PM
Replies: 75
Views: 7,182
Posted By rvbuilder2002
I am thinking you didn't read what I...

I am thinking you didn't read what I wrote......

I wasn't judging what you said.... I was just stating that I do care what others do, and someone choosing the fast arrival when they can easily fly...
Forum: Temp / Test / Misc. (posts deleted after 2 weeks) 07-21-2021, 08:55 PM
Replies: 75
Views: 7,182
Posted By rvbuilder2002
Is suggesting that people follow the NOTAM,...

Is suggesting that people follow the NOTAM, shaming someone into flying slower than they should?

I think you have clearly pointed out that just because everything in the arrival isn't text book at a...
Forum: Builder Website Links 07-21-2021, 05:18 PM
Replies: 8
Views: 8,222
Posted By rvbuilder2002
The RV-8 kit has changed a lot in 20 years. It...

The RV-8 kit has changed a lot in 20 years.
It is now nearly fully prepunched (including all sub structure) but not quite to the extent of the RV-14 and not to final size
Forum: Temp / Test / Misc. (posts deleted after 2 weeks) 07-21-2021, 03:39 PM
Replies: 75
Views: 7,182
Posted By rvbuilder2002
I do care what others do. I care that they...

I do care what others do. I care that they follow the NOTAM.

I have been flying in for many years and have seen a lot of dumb stuff. I have even been in a few situations that could have gone...
Forum: RV-14 07-20-2021, 01:42 PM
Replies: 14
Views: 1,121
Posted By rvbuilder2002
Jeff, I can clearly see that it was primed and if...

Jeff, I can clearly see that it was primed and if a piece of raw aluminum with the vinyl removed was laying on the aft belly skins in the above photo you would have been able to see a stark...
Forum: RV-14 07-20-2021, 07:35 AM
Replies: 14
Views: 1,121
Posted By rvbuilder2002
Jeff, I don't doubt that you tried a number of...

Jeff,
I don't doubt that you tried a number of things to confirm that there was primer on the assemblies, but I can assure you there is.
There has never (at least not in my 25+ years at Van's) been a...
Forum: RV-12/RV-12iS 07-14-2021, 03:20 PM
Replies: 22
Views: 4,843
Posted By rvbuilder2002
I cant help but think that the airplane might...

I cant help but think that the airplane might benefit from a prop pitch adjustment.
At that field elevation, temp, and weight, the airplane should be climbing 900 fpm.
Incorrect prop pitch can have a...
Forum: Traditional Aircraft Engines 07-14-2021, 11:02 AM
Replies: 9
Views: 1,132
Posted By rvbuilder2002
I haven't looked at at any of the engine data...

I haven't looked at at any of the engine data yet.
I will try and make another post after I have.
Forum: Traditional Aircraft Engines 07-14-2021, 11:00 AM
Replies: 9
Views: 1,132
Posted By rvbuilder2002
On a recent test flight at 8500' (didn't look at...

On a recent test flight at 8500' (didn't look at the DA but it would have been higher... probably in the neighborhood of 10.5K)

WOT
2660 RPM
F.F. - 8.7 GPH

EGT's
1- 1497
2- 1456
3- 1488
Forum: RV-14 07-13-2021, 01:14 PM
Replies: 8
Views: 717
Posted By rvbuilder2002
Most of the shared parts in the RV-14 kit are...

Most of the shared parts in the RV-14 kit are parts that are common with the RV-10. The RV-10 kit has been in a process of being updated to final sized holes so many if not all of those common parts...
Forum: Traditional Aircraft Engines 07-12-2021, 10:45 PM
Replies: 9
Views: 1,132
Posted By rvbuilder2002
Before you drill your carb. main jet.....

........consider this.

I want to start by saying that I know there are people that have wanted to increase fuel flow in order to reduce their takeoff / climb CHT's, and have had success in doing so...
Forum: RV-7/7A 07-09-2021, 10:46 AM
Replies: 10
Views: 1,174
Posted By rvbuilder2002
There are no plans to upgrade the plans but the...

There are no plans to upgrade the plans but the RV-7 has always been extensively pre punched.
Just not to final size, so final drilling of the holes to size is required.
The other main difference is...
Forum: RV-12/RV-12iS 07-09-2021, 09:10 AM
Replies: 43
Views: 4,349
Posted By rvbuilder2002
Use the process that has just been published to...

Use the process that has just been published to request a personal LODA

Have you read any of the press releases that have just hit the aviation news circuit?
Forum: RV-12/RV-12iS 07-09-2021, 08:37 AM
Replies: 43
Views: 4,349
Posted By rvbuilder2002
This new rule interpretation does not apply to...

This new rule interpretation does not apply to SLSA's.
It applies only to experimentals that have an operating limitation prohibiting any operation that involves compensation or hire.

SLSA's are not...
Forum: RV General Discussion/News 07-09-2021, 08:26 AM
Replies: 176
Views: 14,574
Posted By rvbuilder2002
There has always been a process in place to allow...

There has always been a process in place to allow a person or entity to get a LODA to allow for charging $ for the use of an experimental aircraft owned by them, along with their provided CFI...
Forum: RV-14 07-07-2021, 09:55 PM
Replies: 10
Views: 801
Posted By rvbuilder2002
An NAS1097AD4-X is an 1/8" diam. rivet with a...

An NAS1097AD4-X is an 1/8" diam. rivet with a head sized the same as that of an AN426AD3-X rivet.
That allows for it to be used as a replacement for an enlarged #40 hole by up sizing it to #30.

For...
Forum: RV Building Tips/Techniques 07-07-2021, 03:21 PM
Replies: 18
Views: 1,114
Posted By rvbuilder2002
Do a net search on Machine Turning, or Engine...

Do a net search on Machine Turning, or Engine Turning stainless steel.

A scotch-brite pad in a small disc holder works pretty well.
Forum: RV-12/RV-12iS 07-07-2021, 02:54 PM
Replies: 1
Views: 502
Posted By rvbuilder2002
My suggestion would be that you initiate a claim...

My suggestion would be that you initiate a claim via the Rotax warranty process.
Forum: RV-12/RV-12iS 07-07-2021, 10:44 AM
Replies: 33
Views: 3,614
Posted By rvbuilder2002
The washers are in the manual and should have...

The washers are in the manual and should have been supplied with the avionics kit.
Forum: RV-12/RV-12iS 07-07-2021, 08:34 AM
Replies: 7
Views: 1,058
Posted By rvbuilder2002
I was unaware that the current KAI pages didn't...

I was unaware that the current KAI pages didn't address advanced installation of the brake line fittings to the gun drilled gear legs prior to them being installed.

Process has been started to get...
Forum: RV-8/8A 07-06-2021, 10:18 AM
Replies: 36
Views: 2,838
Posted By rvbuilder2002
Keep in mind that techniques used for obtaining...

Keep in mind that techniques used for obtaining the shortest possible landing are not appropriate for every day general flying use.
They put you flying much closer to the performance edge than is...
Forum: RV-8/8A 07-06-2021, 10:12 AM
Replies: 36
Views: 2,838
Posted By rvbuilder2002
No Pretty much an industry standard that that is...

No

Pretty much an industry standard that that is specified separately (and in the case of RV's, not a data point that is published).
Forum: RV-12/RV-12iS 07-06-2021, 10:03 AM
Replies: 12
Views: 2,026
Posted By rvbuilder2002
Entitled to your opinion, of course, but there...

Entitled to your opinion, of course, but there are quite a few flight schools using RV-12's now and a lot of people have earned pilot certificates having been trained in one.

Is it different? ...
Forum: RV-12/RV-12iS 07-06-2021, 09:47 AM
Replies: 8
Views: 1,213
Posted By rvbuilder2002
The order form(s) are also laid out in the order...

The order form(s) are also laid out in the order the kits are expected to be purchased and built.
Forum: RV-14 07-05-2021, 08:44 PM
Replies: 5
Views: 495
Posted By rvbuilder2002
On really hot days, particularly with the canopy...

On really hot days, particularly with the canopy closed for a while causing a very elevated interior temp, the expansion of the canopy can be quite significant.
To account for those occasional very...
Forum: RV-12/RV-12iS 07-03-2021, 12:06 AM
Replies: 14
Views: 1,377
Posted By rvbuilder2002
Actually a running design change was done quite a...

Actually a running design change was done quite a while back that changed the rivet locations that fall under the wing walk to be flush rivets.
Forum: RV General Discussion/News 07-02-2021, 05:27 PM
Replies: 1
Views: 332
Posted By rvbuilder2002
The guys at AFS are pretty familiar with...

The guys at AFS are pretty familiar with interface set-ups to Avidyne boxes. I am sure they would be willing to help.
Forum: RV-12/RV-12iS 07-02-2021, 02:56 PM
Replies: 12
Views: 1,638
Posted By rvbuilder2002
Use of the % throttle position value is a...

Use of the % throttle position value is a standard operating parameter for the 912iS engine, so both the Garmin and Dynon avionics systems have it incorporated into the displayed info.
Forum: RV-12/RV-12iS 07-02-2021, 01:55 PM
Replies: 1
Views: 644
Posted By rvbuilder2002
Static RPM means the RPM that is achieved with...

Static RPM means the RPM that is achieved with the aircraft stationary on the ground.

Rotax's specification is for 5200 RPM in a full power climb.

There are lots of other threads here in the forum...
Forum: RV-12/RV-12iS 07-01-2021, 11:10 AM
Replies: 12
Views: 1,638
Posted By rvbuilder2002
The percent throttle value is specifically that....

The percent throttle value is specifically that. A % value of the how much the throttle plate is opened.
It should not be confused with percent power. Throttle position of 50% is way less than 50%...
Forum: RV-7/7A 06-25-2021, 11:34 AM
Replies: 26
Views: 2,360
Posted By rvbuilder2002
That, I can agree with.

That, I can agree with.
Forum: RV-7/7A 06-25-2021, 10:24 AM
Replies: 26
Views: 2,360
Posted By rvbuilder2002
We admit the A model main gear attachment on the...

We admit the A model main gear attachment on the RV-7 is not as refined as it could be. As you already said, it was an engineering compromise towards simplicity which does make me take slight...
Forum: RV-7/7A 06-24-2021, 09:26 PM
Replies: 26
Views: 2,360
Posted By rvbuilder2002
There is a reason that the construction manual...

There is a reason that the construction manual doesn’t mention using any special process to freeze the bolts. It’s just not necessary.
A little bit of lube on the bolt and driving them in with a...
Forum: RV-12/RV-12iS 06-24-2021, 11:08 AM
Replies: 13
Views: 2,049
Posted By rvbuilder2002
The expansion coefficient of aluminum in relation...

The expansion coefficient of aluminum in relation to temp is quite high.

The warmer it is, the longer the airplane is.

Since the aluminum expands at a higher rate than the steel cables, the cable...
Forum: RV General Discussion/News 06-24-2021, 11:04 AM
Replies: 11
Views: 816
Posted By rvbuilder2002
Mike Patey mentioned in his recent video that he...

Mike Patey mentioned in his recent video that he does this. He believes it makes the two layers fit and lock together better.

I disagree.

It always results in an inferior dimple compared to doing...
Forum: RV General Discussion/News 06-24-2021, 10:55 AM
Replies: 11
Views: 816
Posted By rvbuilder2002
^^^^^^^^^^^^^^^ I couldn't have written a better...

^^^^^^^^^^^^^^^

I couldn't have written a better answer my self
Forum: RV-12/RV-12iS 06-22-2021, 10:33 PM
Replies: 12
Views: 1,634
Posted By rvbuilder2002
On legacy RV 12s with early Skyview, the EFIS...

On legacy RV 12s with early Skyview, the EFIS screen controlled the light dimming. So if the screen doesn’t fully boot up it could cause strange panel lighting behavior.
Forum: RV-12/RV-12iS 06-22-2021, 10:30 PM
Replies: 25
Views: 3,397
Posted By rvbuilder2002
Good to hear. And not all RV 12s have overly...

Good to hear.

And not all RV 12s have overly high oil temperatures in the summer.
Forum: RV-12/RV-12iS 06-22-2021, 08:49 AM
Replies: 25
Views: 3,397
Posted By rvbuilder2002
Thanks Scott, that is exactly what I was talking...

Thanks Scott, that is exactly what I was talking about.
Forum: RV-7/7A 06-22-2021, 07:42 AM
Replies: 11
Views: 1,083
Posted By rvbuilder2002
Valid point... I read right past that fact. My...

Valid point... I read right past that fact. My mind immediately jumped to the variable being different RPM's.

That being the case, an out of balance nose wheel seems a likely cause.
Forum: RV-12/RV-12iS 06-21-2021, 10:46 PM
Replies: 25
Views: 3,397
Posted By rvbuilder2002
I didn't say it was a builder issue. I said that...

I didn't say it was a builder issue.

I said that it can be a builder issue. That would make it worthwhile to investigate.

There are also different personalities in different engines. When the red...
Forum: RV-12/RV-12iS 06-21-2021, 06:37 PM
Replies: 25
Views: 3,397
Posted By rvbuilder2002
We did. It is called the KAI (kit Assembly...

We did.
It is called the KAI (kit Assembly Instructions)

Everyone doesn't always do what it says in the KAI.
Forum: RV-7/7A 06-21-2021, 06:32 PM
Replies: 11
Views: 1,083
Posted By rvbuilder2002
Two potential causes - The nose wheel is being...

Two potential causes -

The nose wheel is being rotated by the slip stream and it is out of balance.

The engine / prop is not very well balance and at certain RPM's it is exciting a resonance in the...
Forum: RV-12/RV-12iS 06-21-2021, 06:22 PM
Replies: 25
Views: 3,397
Posted By rvbuilder2002
Repeat builders have made the mistake. If you...

Repeat builders have made the mistake.

If you post a photo of the cowl inlet I could verify.
Forum: RV-12/RV-12iS 06-21-2021, 03:23 PM
Replies: 25
Views: 3,397
Posted By rvbuilder2002
We have seen a number of construction errors over...

We have seen a number of construction errors over the years that have contributed to high oil and coolant temperatures.

One that has occurred quite a few times is the air inlet opening on the lower...
Forum: RV Ongoing Maintenance Issues 06-21-2021, 12:56 PM
Replies: 53
Views: 22,669
Posted By rvbuilder2002
Flying with the steps removed and without a cover...

Flying with the steps removed and without a cover plate should not be a problem.
You could cover the hole with tape if you are concerned about the air leakage.
Forum: RV-12/RV-12iS 06-21-2021, 12:52 PM
Replies: 29
Views: 3,601
Posted By rvbuilder2002
I agree. We have done 30+ prop balances on...

I agree.
We have done 30+ prop balances on RV-12's using a single weight repositioned onto the spinner bulkhead after calculating an offset (we use an Aces balancer which calculates it for you)



I...
Forum: Traditional Aircraft Engines 06-20-2021, 06:27 PM
Replies: 5
Views: 846
Posted By rvbuilder2002
What oil temps have you seen? Have they...

What oil temps have you seen? Have they decreased at all from the values during earlier flights?
Forum: RV Ongoing Maintenance Issues 06-19-2021, 11:10 AM
Replies: 7
Views: 860
Posted By rvbuilder2002
Wear on the pads of a properly function brake...

Wear on the pads of a properly function brake system will have no influence on how much the pedal strokes when applying brakes because the system is self adjusting.

There is two main causes of...
Forum: RV-8/8A 06-18-2021, 01:04 PM
Replies: 13
Views: 1,759
Posted By rvbuilder2002
I agree that ground runs are the worst thing you...

I agree that ground runs are the worst thing you can do. I have seen first hand the problems that it can cause.

I wasn't trying to imply that as long as the engine is run occasionally it is ok. ...
Forum: RV-7/7A 06-18-2021, 10:56 AM
Replies: 8
Views: 506
Posted By rvbuilder2002
Yes But for this type of hole, most people are...

Yes
But for this type of hole, most people are using a fly cutter which is adjustable, so as long as you get one that do at least a 6 inch hole you will be set.
Forum: RV-8/8A 06-18-2021, 10:50 AM
Replies: 13
Views: 1,759
Posted By rvbuilder2002
For me it would also depend on how regularly...

For me it would also depend on how regularly (calendar time) it was flown in a 15 year period, not how many total hrs it was flown.

An airplane that is flown for at least an hr every couple weeks...
Forum: RV Building Tips/Techniques 06-18-2021, 08:49 AM
Replies: 2
Views: 580
Posted By rvbuilder2002
I guess it might depend on how large the gap is...

I guess it might depend on how large the gap is between the top and bottom cowls at this location (I have seen some that are quite excessive), but I have done flight testing (back to back test...
Forum: RV-12/RV-12iS 06-18-2021, 08:44 AM
Replies: 8
Views: 1,628
Posted By rvbuilder2002
Mark, it would be interesting to hear some...

Mark, it would be interesting to hear some specifics about the RV-12 that had the problem. I.E., was it a standard build certified as an E-LSA or one with an alternate engine?

The reason for that...
Forum: RV-12/RV-12iS 06-17-2021, 01:28 PM
Replies: 10
Views: 1,345
Posted By rvbuilder2002
And if a proper ADAHRS installation was done...

And if a proper ADAHRS installation was done there would be no isolator... the ideal installation is with a very solid mechanical connection between the box and some very stiff structure on the...
Forum: Safety 06-16-2021, 12:50 PM
Replies: 21
Views: 1,630
Posted By rvbuilder2002
I agree with that statement as long as it is...

I agree with that statement as long as it is meant that on some airplanes the wind milling RPM may be lower than the minimum RPM that the gov. can control the prop.
In those cases, moving the prop...
Forum: Safety 06-16-2021, 10:29 AM
Replies: 21
Views: 1,630
Posted By rvbuilder2002
You can't have full course pitch and prop....

You can't have full course pitch and prop. stopped with a conventional propeller.

Course pitch wind milling is the next best thing.
Prop fully stopped may be the best but in an emergency, slowing to...
Forum: Safety 06-16-2021, 09:10 AM
Replies: 21
Views: 1,630
Posted By rvbuilder2002
This is not universally true. We have done...

This is not universally true.

We have done engine off glide testing in the RV-10 and RV-14 demonstrators and I can say for certain (I was pilot for the tests on the RV-10) that on our RV-10, prop...
Forum: RV-7/7A 06-16-2021, 08:49 AM
Replies: 24
Views: 2,106
Posted By rvbuilder2002
David, I am making the assumption that you would...

David,
I am making the assumption that you would have no objection to me publicly posting the PM you sent me, and the reply I sent back (pasted below), so that a broader audience would have access to...
Forum: RV-12/RV-12iS 06-15-2021, 10:12 PM
Replies: 11
Views: 1,484
Posted By rvbuilder2002
That’s what I figured, but even .46 is pretty bad.

That’s what I figured, but even .46 is pretty bad.
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