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Search: Posts Made By: rvbuilder2002
Forum: RV-14 Today, 01:43 PM
Replies: 2
Views: 77
Posted By rvbuilder2002
The downloads page on Van's web site has W&B...

The downloads page on Van's web site has W&B examples derived from all of the prototypes.

https://www.vansaircraft.com/downloads/#RV-14downloads
Forum: RV General Discussion/News Yesterday, 07:47 PM
Replies: 9
Views: 714
Posted By rvbuilder2002
I think I might have been the first to install a...

I think I might have been the first to install a child seat in the back of a 6A in 1993.
We found the same thing... my son outgrew the space long before weight/CG was a problem. Wasn't a problem for...
Forum: RV-10 02-20-2019, 09:44 PM
Replies: 44
Views: 2,817
Posted By rvbuilder2002
Just to clarify, neither Vans or its welding...

Just to clarify, neither Vans or its welding vendors (in instances where the welded parts are outsourced) grind on welds before shipping welded parts to customers.
If you are certain that grinding...
Forum: RV-12/RV-12iS 02-20-2019, 01:03 PM
Replies: 32
Views: 7,200
Posted By rvbuilder2002
http://i65.tinypic.com/ve7vw6.jpg To properly...

http://i65.tinypic.com/ve7vw6.jpg

To properly make an adjustment you would remove the required amount from location A, and remove nothing from location B (and the corresponding position at the...
Forum: RV-12/RV-12iS 02-20-2019, 10:53 AM
Replies: 32
Views: 7,200
Posted By rvbuilder2002
I was not questioning your advice regarding...

I was not questioning your advice regarding resolving localized points of interference.
My comment was if you have uniform contact but the wing still needs to insert a bit further. Your advice of...
Forum: RV-12/RV-12iS 02-19-2019, 11:24 PM
Replies: 32
Views: 7,200
Posted By rvbuilder2002
Actually this is incorrect. The end of the spar...

Actually this is incorrect.

The end of the spar stub is an approximately 180 deg radius that matches a pocket in the fuselage of the same radius and overall dimension.
If the desire is to have the...
Forum: RV-12/RV-12iS 02-17-2019, 11:17 AM
Replies: 46
Views: 2,914
Posted By rvbuilder2002
The importance of doing the 100 hr inspection...

The importance of doing the 100 hr inspection regardless of whether your certification requires it, is for maintaining and inspecting in accordance with Rotax's written requirements for factory...
Forum: RV-12/RV-12iS 02-16-2019, 08:46 PM
Replies: 46
Views: 2,914
Posted By rvbuilder2002
I haven't looked at the SI in detail for a...

I haven't looked at the SI in detail for a while.... I seem to remember it specifically saying 25 Hrs for higher usage of leaded fuel so they may have revised that at some point. Not sure.
When Phil...
Forum: RV-14 02-16-2019, 04:55 PM
Replies: 7
Views: 360
Posted By rvbuilder2002
Here is a short thread with a basic...

Here is a short thread with a basic explanation.

http://www.vansairforce.com/community/showthread.php?t=143220&highlight=relay

If you are willing to spend some reading time, here is a thread that...
Forum: RV-12/RV-12iS 02-16-2019, 04:37 PM
Replies: 46
Views: 2,914
Posted By rvbuilder2002
100 hrs is (and has been for as long as I have...

100 hrs is (and has been for as long as I have worked with the 912) the required oil change interval.

The recommended interval as published in a service instruction is 50 hrs (and 25 hrs if leaded...
Forum: RV-12/RV-12iS 02-14-2019, 09:37 PM
Replies: 9
Views: 584
Posted By rvbuilder2002
Do not let this voice fool you. He has a very...

Do not let this voice fool you.
He has a very good grasp on engineering stuff, but fortunately for Van's customers the focus of his position is in other areas (hmmmm, I guess that didn't come out...
Forum: RV-12/RV-12iS 02-14-2019, 03:18 PM
Replies: 78
Views: 11,930
Posted By rvbuilder2002
I guess it might have value if you could get the...

I guess it might have value if you could get the attention of a random over flying airplane but Search and Rescue rarely fly's at night so it will be of limited value with them.
Forum: RV-10 02-14-2019, 09:14 AM
Replies: 18
Views: 1,044
Posted By rvbuilder2002
The RV-10 airfoil is designed in such a way that...

The RV-10 airfoil is designed in such a way that in high speed flight angle of attack the ailerons and flaps are already in a reflexed position.
At high speed they are very slightly loaded on the...
Forum: RV General Discussion/News 02-13-2019, 09:45 PM
Replies: 33
Views: 3,293
Posted By rvbuilder2002
Quite few RV-10 owners are former Cirrus owners:p

Quite few RV-10 owners are former Cirrus owners:p
Forum: RV-14 02-12-2019, 01:58 PM
Replies: 10
Views: 744
Posted By rvbuilder2002
This is the RV-14 forum. The canopy struts...

This is the RV-14 forum. The canopy struts function in an entirely different way than on the other side by side RV's
Forum: RV-7/7A 02-10-2019, 09:34 PM
Replies: 7
Views: 470
Posted By rvbuilder2002
The elevator bellcrank is the part directly...

The elevator bellcrank is the part directly behind the baggage bulkhead the induces the elevator push/pull direction reversal..... the parts on the elevators are referred to as the control...
Forum: RV-7/7A 02-10-2019, 08:18 PM
Replies: 24
Views: 2,066
Posted By rvbuilder2002
And I agree as well. The shop heads in the...

And I agree as well. The shop heads in the photos are fine.
Some deep throat squeezer yokes flex more than others causing the faces of the rivet sets to mis-align slightly which will cause the shop...
Forum: RV-14 02-10-2019, 08:11 PM
Replies: 10
Views: 744
Posted By rvbuilder2002
They are not the same.

They are not the same.
Forum: Places To Fly...Things to See...Things to Eat 02-10-2019, 11:57 AM
Replies: 4
Views: 353
Posted By rvbuilder2002
I am not aware of any club type situation in the...

I am not aware of any club type situation in the Portland area that you could just pop into and rent an airplane.
There are a number of traditional FBO type businesses that you could probably attain...
Forum: RV General Discussion/News 02-09-2019, 05:29 PM
Replies: 59
Views: 4,554
Posted By rvbuilder2002
It depends on what inner tube you are talking...

It depends on what inner tube you are talking about I guess.
Bicycle inner tube is very thin and flexible. Aircraft inner tube is .090 to .100 thick. When opened into a tubular shape its column...
Forum: Traditional Aircraft Engines 02-09-2019, 02:31 PM
Replies: 8
Views: 653
Posted By rvbuilder2002
Regardless what pressure deltas are measured at...

Regardless what pressure deltas are measured at different locations within the engine compartment, the important value is what the internal pressure in the crank case is.
I have been involved in...
Forum: RV-4 02-09-2019, 02:09 PM
Replies: 24
Views: 1,547
Posted By rvbuilder2002
The older white gel coat tips are made with...

The older white gel coat tips are made with polyester resin (I think all of the current grey ones are as well, they are just made with a different type of gel coat).
Polyester resin is even less...
Forum: RV-12/RV-12iS 02-09-2019, 01:55 PM
Replies: 10
Views: 1,862
Posted By rvbuilder2002
Randy, The wing skin has a P.P. hole on the top...

Randy,
The wing skin has a P.P. hole on the top location as well as the bottom.

During kit development it was conceived as an anchor point that could be used while trailing or even lifting the...
Forum: RV General Discussion/News 02-09-2019, 01:46 PM
Replies: 59
Views: 4,554
Posted By rvbuilder2002
The tube is just over 4" in diam. I wanted to...

The tube is just over 4" in diam. I wanted to use a size that could be replace with standard SCAT hose size if it turned out to be too stiff, so all of my flange diameters are sized for 4" SCAT and...
Forum: RV-4 02-09-2019, 01:22 PM
Replies: 24
Views: 1,547
Posted By rvbuilder2002
I haven't ever personally tried this method but...

I haven't ever personally tried this method but my guess is that even with alum foil, you will end up replacing the fiberglass tip after you are finished........

I recommend following the...
Forum: RV General Discussion/News 02-09-2019, 01:05 PM
Replies: 59
Views: 4,554
Posted By rvbuilder2002
Just finishing some upgrades/modifications I have...

Just finishing some upgrades/modifications I have done to my RV-6A while replacing all of the baffling (which includes some of the other mods being tried).

Some parallel some of the mods being...
Forum: Traditional Aircraft Engines 02-09-2019, 12:11 PM
Replies: 8
Views: 653
Posted By rvbuilder2002
In the hope of avoiding an mass...

In the hope of avoiding an mass hysteria;).......

Let me point out the history and original purpose of the whistle hole.

There are many older certified aircraft where the crank case vent extended...
Forum: RV-14 02-07-2019, 09:26 AM
Replies: 32
Views: 4,252
Posted By rvbuilder2002
That explains a lot. I haven't seen a Vetterman...

That explains a lot.

I haven't seen a Vetterman installation on a 14 but if additional openings are added to the cowl, an increase in cooling flow would be expected.
That alone might make a...
Forum: Temp / Test / Misc. (posts deleted after 2 weeks) 02-06-2019, 10:58 PM
Replies: 7
Views: 544
Posted By rvbuilder2002
That is the airplane currently scheduled for...

That is the airplane currently scheduled for Mitch's trip........
Forum: RV General Discussion/News 02-06-2019, 10:51 PM
Replies: 7
Views: 1,113
Posted By rvbuilder2002
The plans purposely don't say to use grease...

The plans purposely don't say to use grease because you would have to disassemble it every year to re-lubricate it.

The oldest of Van's demonstrators with this style bellcrank are 20+ years old. ...
Forum: RV General Discussion/News 02-05-2019, 06:08 PM
Replies: 6
Views: 613
Posted By rvbuilder2002
I think this is was primarily written in to...

I think this is was primarily written in to account for someone that just passed the practical A&P test (passing implies they demonstrated that they can work as an A&P) but doesn't have the 6 months...
Forum: RV-12/RV-12iS 02-03-2019, 12:46 PM
Replies: 39
Views: 4,938
Posted By rvbuilder2002
Your prop isn't pitched for cruising.... it is...

Your prop isn't pitched for cruising.... it is over pitched.
This will have a negative effect on oil temp in hot weather and can cause other problems (besides giving up climb performance that you...
Forum: RV-10 02-03-2019, 10:03 AM
Replies: 18
Views: 1,909
Posted By rvbuilder2002
I agree The cooling system (baffles, etc)...

I agree

The cooling system (baffles, etc) functions with airspeed in flight.
Making changes based on what you see with ground runs or taxiing is a waste of effort.
Forum: RV-12/RV-12iS 01-31-2019, 04:15 PM
Replies: 23
Views: 2,781
Posted By rvbuilder2002
Yes it is. There is an idle stop screw on the...

Yes it is.

There is an idle stop screw on the throttle body.
Van's recommends the same idle speed stop adjustment for the ULS and the iS engine (1650 RPM), with and then follow the standard...
Forum: RV General Discussion/News 01-31-2019, 08:42 AM
Replies: 14
Views: 1,808
Posted By rvbuilder2002
He said ground speeds of 200 Kts...

He said ground speeds of 200 Kts :rolleyes:

Hopefully everyone knows the difference between IAS, TAS, and ground speed.....
Forum: RV General Discussion/News 01-29-2019, 04:25 PM
Replies: 33
Views: 2,406
Posted By rvbuilder2002
I think that covers the issuance of a new A&P...

I think that covers the issuance of a new A&P certificate.

If someone just received it, they don't have the requisite 6 months of work within the previous 24, but since the FAA just deemed them as...
Forum: RV General Discussion/News 01-29-2019, 11:18 AM
Replies: 33
Views: 2,406
Posted By rvbuilder2002
I agree The problem is that there is no...

I agree
The problem is that there is no established standard regarding what is needed.

You are required to have supporting documentation to convince the inspector you met the amateur built...
Forum: RV General Discussion/News 01-29-2019, 09:19 AM
Replies: 33
Views: 2,406
Posted By rvbuilder2002
My post was meant in the context of anything...

My post was meant in the context of anything needed to be done outside of actually working on an aircraft, to maintain currency (such as an IA renewal seminar, etc.).
If an A&P was maintaining and...
Forum: RV General Discussion/News 01-29-2019, 08:35 AM
Replies: 33
Views: 2,406
Posted By rvbuilder2002
Exactly If working on your own aircraft met...

Exactly



If working on your own aircraft met the recent experience qualification, I don't see why you would need the Repairman Cert to keep your A&P Cert. active.
By simply working on it (which...
Forum: RV General Discussion/News 01-29-2019, 12:18 AM
Replies: 33
Views: 2,406
Posted By rvbuilder2002
IA does. A&P does not.

IA does.

A&P does not.
Forum: RV General Discussion/News 01-29-2019, 12:15 AM
Replies: 33
Views: 2,406
Posted By rvbuilder2002
Keep in mind that documenting the build is for...

Keep in mind that documenting the build is for more than just getting a Repairman cert.
It is to also prove meeting the build requirements for being eligible for amateur built certification.
I do...
Forum: Alternative Engines 01-25-2019, 05:14 PM
Replies: 279
Views: 33,397
Posted By rvbuilder2002
They are both the same link Dan I am interested...

They are both the same link Dan

I am interested in viewing the video
Forum: RV-12/RV-12iS 01-22-2019, 09:28 PM
Replies: 3
Views: 474
Posted By rvbuilder2002
There are a few things that can't be pre...

There are a few things that can't be pre calibrated and must be done after installation in the airplane.

You need to select the hardware calibration menu (I think it is the bottom selection on the...
Forum: RV-12/RV-12iS 01-20-2019, 10:30 AM
Replies: 16
Views: 2,327
Posted By rvbuilder2002
As John already tried to explain, the rigging of...

As John already tried to explain, the rigging of the rudder cable lengths has no bearing on whether an RV-12 flys with the slip/skid ball centered. The purpose of any trim tab (rudder or others) is...
Forum: RV-12/RV-12iS 01-18-2019, 06:36 PM
Replies: 16
Views: 2,327
Posted By rvbuilder2002
Are you building an RV-12? That is what this...

Are you building an RV-12? That is what this conversation was about ( the 12 is a little bit different from the others.
Forum: RV General Discussion/News 01-18-2019, 04:27 PM
Replies: 14
Views: 1,115
Posted By rvbuilder2002
Seriesed airflow is what I meant. It doesn't...

Seriesed airflow is what I meant. It doesn't matter if it crosses over to the other side of the engine. Just so all the flow passes through two heat muffs.
Forum: RV General Discussion/News 01-18-2019, 01:43 PM
Replies: 14
Views: 1,115
Posted By rvbuilder2002
It is standard on the RV-14(A)

It is standard on the RV-14(A)
Forum: RV General Discussion/News 01-18-2019, 11:56 AM
Replies: 14
Views: 1,115
Posted By rvbuilder2002
The flow velocity is high enough that I don't...

The flow velocity is high enough that I don't think port orientation matters.
What does matter is pipe temp and time exposure to the hot pipe(s).

The best performance comes from having the muff(s)...
Forum: Electrical Systems 01-18-2019, 11:50 AM
Replies: 20
Views: 1,565
Posted By rvbuilder2002
Mine are on wig-wag 100% of the time (day or...

Mine are on wig-wag 100% of the time (day or night) except when I need them at night to see the runway. Then they get switched to steady
Forum: Traditional Aircraft Engines 01-18-2019, 11:44 AM
Replies: 3
Views: 593
Posted By rvbuilder2002
The vibration isolators sold by Van's have always...

The vibration isolators sold by Van's have always been just one part # used at all 4 locations.
The difference is that you orient the two halves differently depending on whether they are in the top...
Forum: Traditional Aircraft Engines 01-17-2019, 11:15 PM
Replies: 13
Views: 1,132
Posted By rvbuilder2002
The only parts here that the donor will provide...

The only parts here that the donor will provide is the engine (and maybe the prop depending on the model)

You will still need pretty much all of a FWF kit (prop gov. might be usable), engine mount,...
Forum: RV-12/RV-12iS 01-17-2019, 02:48 PM
Replies: 17
Views: 2,875
Posted By rvbuilder2002
Ok You wrote the "premium" rotor disk so legacy...

Ok

You wrote the "premium" rotor disk so legacy guys can investigate?.
By the, it sounded to me like you understood that there is a premium disc for newer builds that the legacy RV-12's could...
Forum: RV-12/RV-12iS 01-17-2019, 11:40 AM
Replies: 17
Views: 2,875
Posted By rvbuilder2002
The discussion is about a premium wheel and brake...

The discussion is about a premium wheel and brake set (Grove brand in stead of Matco), not premium discs for Matco.
Forum: RV-12/RV-12iS 01-17-2019, 09:35 AM
Replies: 17
Views: 2,875
Posted By rvbuilder2002
It was developed for the SLSA trainer version and...

It was developed for the SLSA trainer version and probably hasn't worked its way onto the order form yet.
If you talk with someone in the office when you are ready to order a finish kit, they should...
Forum: RV-12/RV-12iS 01-17-2019, 09:33 AM
Replies: 17
Views: 2,875
Posted By rvbuilder2002
Correct It is a name stipulated by the ASTM...

Correct

It is a name stipulated by the ASTM :rolleyes:.
Forum: Reviews 01-15-2019, 10:17 AM
Replies: 11
Views: 1,004
Posted By rvbuilder2002
Minor clarification......

As written, this implies allowing each lamination layer to cure, sand to shape, and then add the next layer.
The recommended process has all layers installed at one time. Sanding / finishing to...
Forum: RV-14 01-15-2019, 09:28 AM
Replies: 25
Views: 2,887
Posted By rvbuilder2002
One of the more common canopy installation errors...

One of the more common canopy installation errors is screw holes that are not tapped straight.
This could be dealt with in many different ways but this was chosen as a simple method since the canopy...
Forum: RV-10 01-14-2019, 02:11 PM
Replies: 39
Views: 5,148
Posted By rvbuilder2002
Personal conversations with engineers and...

Personal conversations with engineers and regional reps from Lycoming.
Based on what I have been told, I do not use Aeroshell multi weight in our fleet of airplanes.
Forum: RV-10 01-14-2019, 01:31 PM
Replies: 39
Views: 5,148
Posted By rvbuilder2002
Before doing anything else, I suggest you stop...

Before doing anything else, I suggest you stop using the multigrade oil and switch to Aeroshell 100 (straight mineral), and see what happens.
Whether it gets better or not, I would recommend you not...
Forum: RV-12/RV-12iS 01-14-2019, 01:27 PM
Replies: 16
Views: 2,101
Posted By rvbuilder2002
As you (as a non builder) gain knowledge, I think...

As you (as a non builder) gain knowledge, I think you will find that bonding a canopy on with Sika is not an easier technique, nor does it make the canopy easier to replace if it should ever have to...
Forum: RV-14 01-14-2019, 10:10 AM
Replies: 3
Views: 640
Posted By rvbuilder2002
A gap is normal for the reason that Logan...

A gap is normal for the reason that Logan mentioned.
Forum: RV General Discussion/News 01-10-2019, 09:34 AM
Replies: 12
Views: 741
Posted By rvbuilder2002
I am not sure where in documentation to direct...

I am not sure where in documentation to direct you to look but if you you look at any A model airplanes at fly-ins, or Van's demonstrators you will see a tail tie down ring always installed.

I guess...
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