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Search: Posts Made By: rvbuilder2002
Forum: RV-12/RV-12iS 09-22-2022, 04:05 PM
Replies: 10
Views: 579
Posted By rvbuilder2002
They are K&N filters. The are custom made to...

They are K&N filters.
The are custom made to Rotax's requirements by K&N under contract, so that is why they are only available from Rotax parts dealers.

They are re-oilable just like all other K&N...
Forum: RV Building Tips/Techniques 09-21-2022, 10:13 PM
Replies: 31
Views: 2,699
Posted By rvbuilder2002
I have used all three methods throughout the...

I have used all three methods throughout the years and with that I still feel that method 1 is the best.
In practice, I don’t see that it is any different then method three as far as the results...
Forum: RV Building Tips/Techniques 09-20-2022, 11:54 PM
Replies: 31
Views: 2,699
Posted By rvbuilder2002
The reason we use aviation rivet guns instead of...

The reason we use aviation rivet guns instead of an inexpensive air chisel, which looks like a very similar tool, is the control that the rivet gun has with the variable throttle trigger.
The best...
Forum: RV Building Tips/Techniques 09-19-2022, 03:50 PM
Replies: 31
Views: 2,699
Posted By rvbuilder2002
My comment about 30+ years of experience wasnít...

My comment about 30+ years of experience wasnít to make a point in winning an argument. All I ever want to do is help people learn. I started out with no one to help or show me what to do since I was...
Forum: RV Building Tips/Techniques 09-19-2022, 10:56 AM
Replies: 31
Views: 2,699
Posted By rvbuilder2002
There is no disputing that there is a difference...

There is no disputing that there is a difference between the airflow control needle valve and an actual air pressure regulator, and how they function, but 30+ years of experience using the flow...
Forum: RV-14 09-16-2022, 05:30 PM
Replies: 17
Views: 953
Posted By rvbuilder2002
My suggestion is that you get a set of the RV-14...

My suggestion is that you get a set of the RV-14 build plans (if you don't already have them). You should have a set for use maintaining the airplane anyway), and then start looking at the canopy...
Forum: RV General Discussion/News 09-16-2022, 01:38 PM
Replies: 2
Views: 1,225
Posted By rvbuilder2002
Why not check the accuracy yourself? Accurately...

Why not check the accuracy yourself?

Accurately measure from the center of rotation of the socket nub, to a point on the handle (such as 6 inches, 12 inches, etc.) and mark for reference.

Make...
Forum: RV General Discussion/News 09-15-2022, 03:27 PM
Replies: 30
Views: 4,133
Posted By rvbuilder2002
What I was trying to convey as a difference but...

What I was trying to convey as a difference but apparently failed to, is that if the outboard bolts had gone through the longeron but had poor edge distance as is most common when there are issues...
Forum: RV General Discussion/News 09-15-2022, 01:14 PM
Replies: 30
Views: 4,133
Posted By rvbuilder2002
There is a difference between something just...

There is a difference between something just clearly not built to plans, and
errors made while building to the plans.

The above fix is for the latter.

If you had a situation where the holes were...
Forum: RV-14 09-15-2022, 10:29 AM
Replies: 13
Views: 1,026
Posted By rvbuilder2002
This is possible for an RV-7 that is mostly flown...

This is possible for an RV-7 that is mostly flown at a more aft C.G. position but if that is not the case then it is also possible that it has other issues (because it is not a normal thing for an...
Forum: RV General Discussion/News 09-14-2022, 11:56 PM
Replies: 30
Views: 4,133
Posted By rvbuilder2002
I think that is only for correcting issues where...

I think that is only for correcting issues where the edge distance on the bolt hole through the longeron is compromised, not when the hole isnít even present.
Forum: RV General Discussion/News 09-14-2022, 05:51 PM
Replies: 30
Views: 4,133
Posted By rvbuilder2002
It sounds like you have already talked to someone...

It sounds like you have already talked to someone in our tech-support department, and I would think that would be enough of an answer versus polling the masses, but since youíre asking I will add my...
Forum: RV-7/7A 09-14-2022, 12:37 PM
Replies: 10
Views: 841
Posted By rvbuilder2002
There are no known shortcomings. The round rods...

There are no known shortcomings. The round rods have been tested in compression and found too far exceed the load that would ever be expected in flight plus a healthy margin.
I do not fully agree...
Forum: Safety 09-12-2022, 09:23 PM
Replies: 66
Views: 5,329
Posted By rvbuilder2002
I agree as well. One possible cause that I have...

I agree as well.

One possible cause that I have seen previously is if you have an EFIS system that has auto trim enabled and the trim direction hasn’t been properly configured in the set up. The...
Forum: RV General Discussion/News 09-10-2022, 01:12 PM
Replies: 18
Views: 956
Posted By rvbuilder2002
I a way you just answered your question your self...

I a way you just answered your question your self "no fairings, to increase drag" The more drag, the less speed. The less speed, the lower the RPM.

With a fixed pitch prop, max. speed will always...
Forum: RV General Discussion/News 09-10-2022, 12:27 PM
Replies: 18
Views: 956
Posted By rvbuilder2002
What Kyle said.... The static RPM sounds pretty...

What Kyle said....
The static RPM sounds pretty close (you didn't mention what the density altitude was at your airport... it does have an influence on static RPM), so I would guess that you do not...
Forum: RV General Discussion/News 09-09-2022, 12:56 PM
Replies: 19
Views: 858
Posted By rvbuilder2002
Are you using the interface adapter, that is...

Are you using the interface adapter, that is required to convert the variable capacitance to a variable voltage?

The whole point of the capacitance sensor is that there is a plate at the inboard end...
Forum: RV-14 09-07-2022, 09:54 PM
Replies: 22
Views: 2,010
Posted By rvbuilder2002
We agree George, but if builders are concerned...

We agree George, but if builders are concerned there are a couple of options but first a bit of deeper explanation...

With enough years of experience and testing we have learned that there are...
Forum: RV-6/6A 09-06-2022, 09:27 PM
Replies: 8
Views: 317
Posted By rvbuilder2002
Another resource is the Sliding Canopy...

Another resource is the Sliding Canopy installation tips article (https://www.vansaircraft.com/faq/sliding-canopy-installation/) that was published in the RVator newsletter many years ago, but still...
Forum: RV Building Tips/Techniques 09-05-2022, 10:27 AM
Replies: 5
Views: 428
Posted By rvbuilder2002
You need to get a replacement part. There are...

You need to get a replacement part. There are brackets that rivet over those holes that would cause the machine countersinks to be buried in the middle of the riveted joint with no rivet head in...
Forum: Probable Cause Documents Discussed 09-01-2022, 08:55 PM
Replies: 84
Views: 7,290
Posted By rvbuilder2002
I forgot what the 4Ė4 D fitting was. My point is...

I forgot what the 4Ė4 D fitting was. My point is that somebody had to install a fitting that adapted from a large female port on the carb to a -4 hose end. This is not something that anyone who had...
Forum: Probable Cause Documents Discussed 09-01-2022, 06:44 PM
Replies: 84
Views: 7,290
Posted By rvbuilder2002
I disagree Walt. An an 814 Ė 4 Ė4 D fitting is...

I disagree Walt. An an 814 Ė 4 Ė4 D fitting is not all that common. Just by the reasoning that it is unusual to put that small of a fitting connection into that big of a threaded female port. That...
Forum: RV-12/RV-12iS 08-31-2022, 04:25 PM
Replies: 6
Views: 788
Posted By rvbuilder2002
Correct And fastener counts that relate to the...

Correct
And fastener counts that relate to the particular work step being described will only be noted for that specific work step being done. So there will be the equivalent number when you do the...
Forum: RV-12/RV-12iS 08-29-2022, 05:37 PM
Replies: 16
Views: 2,182
Posted By rvbuilder2002
Interesting Not sure that the result can be...

Interesting

Not sure that the result can be considered valid thoughÖ..

I probably canít emphasis enough how challenging it is to detect even a couple of its speed increase.

In this instance, if...
Forum: RV-12/RV-12iS 08-28-2022, 10:31 AM
Replies: 68
Views: 7,510
Posted By rvbuilder2002
Bob, I think you are looking at the wrong...

Bob, I think you are looking at the wrong diagram.

Since you said you have a D-180 equipped airplane you would need to use this diagram -...
Forum: RV Building Tips/Techniques 08-28-2022, 08:18 AM
Replies: 16
Views: 1,381
Posted By rvbuilder2002
Look closely at the surface texture of a...

Look closely at the surface texture of a permagrit counter sink. To my eye it looks about the same as 80 grit sandpaper. Far too course for the finish that we desire on cut acrylic edges.
Forum: RV Building Tips/Techniques 08-27-2022, 11:44 PM
Replies: 16
Views: 1,381
Posted By rvbuilder2002
Very bad choice in my opinion.

Very bad choice in my opinion.
Forum: RV-12/RV-12iS 08-27-2022, 07:37 PM
Replies: 68
Views: 7,510
Posted By rvbuilder2002
Sorry, I guess I wasnít clear. The build process...

Sorry, I guess I wasnít clear.
The build process that the vendor uses when building the modules was updated to include the use of thread locker.
Forum: RV General Discussion/News 08-27-2022, 06:23 PM
Replies: 9
Views: 538
Posted By rvbuilder2002
; Unless you want to make sure the cover doesnít...

;

Unless you want to make sure the cover doesnít leak in the future;)
The gaskets are not reliable for the long term. That is why they are no longer supplied in the kits.

As for single leg nut...
Forum: RV-12/RV-12iS 08-27-2022, 06:11 PM
Replies: 68
Views: 7,510
Posted By rvbuilder2002
The key switch has never had a lock washer. Only...

The key switch has never had a lock washer. Only the over ride switch has ever had a lock washer.
After a couple of reports of the nut coming loose the assembly process was updated to include the...
Forum: RV General Discussion/News 08-27-2022, 04:26 PM
Replies: 9
Views: 538
Posted By rvbuilder2002
Additional context.... The kits come standard...

Additional context....

The kits come standard and are detailed in the manual, to use AN426AD3-X rivets.
There is a detail in Section 5 of the manual that mentions that NAS1097 rivets are an...
Forum: RV-12/RV-12iS 08-27-2022, 02:27 PM
Replies: 68
Views: 7,510
Posted By rvbuilder2002
Unfortunately, on the D-180 version RV-12 there...

Unfortunately, on the D-180 version RV-12 there is no easy access to the fwd side of the panel like there is with the later versions (by just removing the pilot side screen) so I would suggest you...
Forum: RV General Discussion/News 08-27-2022, 02:19 PM
Replies: 9
Views: 538
Posted By rvbuilder2002
Yes it is, and it is what I would do. Nearly...

Yes it is, and it is what I would do.

Nearly every nut plate I install is done with NAS1097 rivets.
The only time I don't use them is in cases where the rivets mounting the nut plates are...
Forum: RV-12/RV-12iS 08-26-2022, 09:19 AM
Replies: 11
Views: 2,226
Posted By rvbuilder2002
A potential factor in this instance is that all...

A potential factor in this instance is that all of the bend diagrams for the aluminum fuel lines shows them as straight runs with linear bends.
In your case the line is clearly not straight where it...
Forum: RV-12/RV-12iS 08-26-2022, 09:14 AM
Replies: 68
Views: 7,510
Posted By rvbuilder2002
If your battery is getting old that could be the...

If your battery is getting old that could be the cause.
If the battery voltage dips lower than normal while cranking it can cause a higher than normal amp draw on that circuit.
Forum: RV Building Tips/Techniques 08-24-2022, 04:26 PM
Replies: 16
Views: 1,381
Posted By rvbuilder2002
A traditional three flute counter sink cutter...

A traditional three flute counter sink cutter works great as long as you use low speed and light pressure. The key is that you avoid a lot of friction induced heat. Using a relatively new cutter that...
Forum: RV-12/RV-12iS 08-22-2022, 09:30 PM
Replies: 23
Views: 1,956
Posted By rvbuilder2002
I don't disagree, but $50? For something that is...

I don't disagree, but $50? For something that is already installed? Yikes:(
Forum: RV-12/RV-12iS 08-22-2022, 06:48 PM
Replies: 23
Views: 1,956
Posted By rvbuilder2002
The one mounted on the switch module is 22000 uf....

The one mounted on the switch module is 22000 uf. It is connected within the electrical system in such a way that it is electrically the same as what is shown in the Rotax diagram.
Forum: RV-12/RV-12iS 08-22-2022, 02:41 PM
Replies: 23
Views: 1,956
Posted By rvbuilder2002
For anyone confused by this thread either now or...

For anyone confused by this thread either now or in the future.....

A standard build RV-12 doesn't have a capacitor mounted on the front side of the firewall.

The capacitor specified in the Rotax...
Forum: RV-12/RV-12iS 08-22-2022, 10:08 AM
Replies: 3
Views: 547
Posted By rvbuilder2002
It is the result of the angle the isometric view...

It is the result of the angle the isometric view is being shown at.
It is the portion of the hinge bracket that hangs down below the wing being visible below the rear spar.
Forum: RV-12/RV-12iS 08-18-2022, 11:55 AM
Replies: 32
Views: 3,035
Posted By rvbuilder2002
You are of course free to not agree, but that...

You are of course free to not agree, but that doesn't make you correct.

It is well known within the industry that the iS engine has higher cooling requirements than the ULS does. One interesting...
Forum: RV-12/RV-12iS 08-18-2022, 10:37 AM
Replies: 32
Views: 3,035
Posted By rvbuilder2002
It doubtful that it is that much of a...

It doubtful that it is that much of a difference.
If it were, the RV-12iS would be quite a bit slower just from the cooling drag difference.

For the purpose of adding a bit more clarity to my other...
Forum: RV-12/RV-12iS 08-17-2022, 06:40 PM
Replies: 32
Views: 3,035
Posted By rvbuilder2002
The distance between the cooler and the muffler...

The distance between the cooler and the muffler is increased but I think the more significant change is the fact that the oil cooler is right out in the open on the front of the cowl (below the...
Forum: RV-12/RV-12iS 08-17-2022, 06:02 PM
Replies: 7
Views: 1,474
Posted By rvbuilder2002
I agree that there are vertical loads applied at...

I agree that there are vertical loads applied at this point in flight but disagree that it is a root cause of crack development in the channel.

The loads induced by ground operations are orders of...
Forum: RV General Discussion/News 08-17-2022, 05:51 PM
Replies: 1
Views: 408
Posted By rvbuilder2002
Not sure where you might have heard this but it...

Not sure where you might have heard this but it wasn't from us.

As of right now anyway, the plan is for a traditional two piece cowl like all the other RV's have.
Forum: RV-12/RV-12iS 08-17-2022, 12:27 PM
Replies: 26
Views: 1,203
Posted By rvbuilder2002
It is correct. So I suggest you use caution so as...

It is correct.
So I suggest you use caution so as not to use atmospheric pressure / vacuum to empty those lines in any way while you try and move air through the engine.
If you do so, at next engine...
Forum: RV-12/RV-12iS 08-17-2022, 11:20 AM
Replies: 26
Views: 1,203
Posted By rvbuilder2002
I don't think he or anyone else was arguing the...

I don't think he or anyone else was arguing the against the science of water vapor accumulation within a combustion engine.

What has been explained, is that there is no way for you to connect a...
Forum: RV-12/RV-12iS 08-17-2022, 09:08 AM
Replies: 26
Views: 1,203
Posted By rvbuilder2002
To say it in even simpler terms, you canít...

To say it in even simpler terms, you canít install a dehydrator system on a Rotax 912 engine. There will be no airflow through the engine crank case itself. The only thing you will be dehydrating is...
Forum: RV-12/RV-12iS 08-14-2022, 02:44 PM
Replies: 32
Views: 3,035
Posted By rvbuilder2002
I am fully aware of the benefits, and reasons...

I am fully aware of the benefits, and reasons that people choose to install them. I have done some testing with them in the past so I am also aware of the installation details

You are looking for...
Forum: RV-12/RV-12iS 08-14-2022, 12:46 PM
Replies: 32
Views: 3,035
Posted By rvbuilder2002
That is some new information that I don’t recall...

That is some new information that I don’t recall you providing when we have communicated directly. It would be very interesting to see if there was any impact on your cooling efficiency if you...
Forum: RV Ongoing Maintenance Issues 08-13-2022, 11:41 AM
Replies: 9
Views: 770
Posted By rvbuilder2002
We use the same tires and tubes on our...

We use the same tires and tubes on our demonstrator fleet as we supply in the kits. We have always gotten good service life from them with no tube failures like you describe, but we do fly a lot of...
Forum: RV-10 08-12-2022, 08:42 PM
Replies: 70
Views: 11,479
Posted By rvbuilder2002
None that I am aware of, though maybe Ken has and...

None that I am aware of, though maybe Ken has and I just donít know about it (It was only recently that it was introduced).
Forum: RV-10 08-12-2022, 08:35 PM
Replies: 70
Views: 11,479
Posted By rvbuilder2002
Fair assessment. Having said that, I find it...

Fair assessment.
Having said that, I find it strange that Ken has changed from his former opinions of not being in favor of designing and marketing a mod. such as this while he was at Vans, to now...
Forum: RV Ongoing Maintenance Issues 08-12-2022, 08:22 PM
Replies: 9
Views: 770
Posted By rvbuilder2002
An RV 12 should be fine with the factory...

An RV 12 should be fine with the factory specified air pressures, if the tires were originally installed properly.
Aircraft tires with tubes need lots of lubricant between the tube and the tire to...
Forum: RV-15 08-10-2022, 11:37 AM
Replies: 75
Poll: Who's In?
Views: 10,966
Posted By rvbuilder2002
I know it probably seems like worlds away from a...

I know it probably seems like worlds away from a lot of the U.S, but out here in the west, particularly here in the Pacific north west, there is a huge number of airstrips that are not particularly...
Forum: RV-15 08-10-2022, 11:26 AM
Replies: 75
Poll: Who's In?
Views: 10,966
Posted By rvbuilder2002
It is clearly obvious at this point that it...

It is clearly obvious at this point that it doesn't look like the RV-15 will fit YOUR needs but that doesn't mean it wont fill the needs of many others.

How about if we flip the discussion and ask...
Forum: RV-15 08-08-2022, 09:23 PM
Replies: 457
Views: 100,441
Posted By rvbuilder2002
I am genuinely curious how the opening direction...

I am genuinely curious how the opening direction of the door would make an entirely glass door less of a gimmick when the amount of clear area in the door only comes into play when the door is...
Forum: RV-12/RV-12iS 08-08-2022, 11:38 AM
Replies: 15
Views: 2,633
Posted By rvbuilder2002
It is likely a wire connection / ground problem....

It is likely a wire connection / ground problem. Because of multiple symptoms it is likely some kind of intermittent ground issue.
Forum: RV Ongoing Maintenance Issues 08-02-2022, 05:35 PM
Replies: 29
Views: 3,997
Posted By rvbuilder2002
The key to making the standard lycoming drain...

The key to making the standard lycoming drain lines work and not leak is to stop using screw type hose clamps on the coupler hoses.
If you install brand new hose with constant compression spring...
Forum: RV General Discussion/News 07-31-2022, 02:49 PM
Replies: 5
Views: 1,326
Posted By rvbuilder2002
Not sure what is typical. Jeff probably knows....

Not sure what is typical. Jeff probably knows.
He did mention that RVís made up 62% of the home guilts that were registered.
Forum: RV-15 07-31-2022, 02:31 PM
Replies: 457
Views: 100,441
Posted By rvbuilder2002
:rolleyes: Thatís kind of funny, because that is...

:rolleyes:
Thatís kind of funny, because that is the exact nick name that we have been usingÖ.. with just a lowly little Lyc. IO-390 EXP119. :rolleyes:
Forum: RV General Discussion/News 07-31-2022, 02:11 PM
Replies: 5
Views: 1,326
Posted By rvbuilder2002
I think Jeff P. reported 721 RVís on the field.

I think Jeff P. reported 721 RVís on the field.
Forum: RV-15 07-29-2022, 06:33 PM
Replies: 10
Views: 2,076
Posted By rvbuilder2002
Convenient in certain instances but way too slow...

Convenient in certain instances but way too slow for general riveting.
I can go 4-5 times faster with a pneumatic.
Forum: RV-15 07-26-2022, 05:33 PM
Replies: 457
Views: 100,441
Posted By rvbuilder2002
???????? Have you actually looked at the size of...

????????

Have you actually looked at the size of the baggage area of a Kitfox compare to the RV-15? Or compared the useful load of each?
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