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Search: Posts Made By: rvbuilder2002
Forum: RV-15 Today, 06:04 PM
Replies: 12
Views: 1,526
Posted By rvbuilder2002
Very addictive candy ;)

Very addictive candy ;)
Forum: RV-12/RV-12iS Today, 03:23 PM
Replies: 12
Views: 829
Posted By rvbuilder2002
T. DeMan is actually a different person, Taylor...

T. DeMan is actually a different person, Taylor Deman.
They both know electrical but Tony is definitely the go to guy as far as being most knowledgeable about the 12iS electrical system.
Forum: RV-12/RV-12iS 07-03-2022, 07:50 AM
Replies: 21
Views: 3,562
Posted By rvbuilder2002
The EFIS displayed cross wind is based on a...

The EFIS displayed cross wind is based on a calculation of your GPS ground track vs magnetic heading. A long duration slip would cause the calculation to indicate a cross wind even if there wasn’t...
Forum: RV-12/RV-12iS 06-23-2022, 08:44 AM
Replies: 44
Views: 7,413
Posted By rvbuilder2002
The answer is yes to both questions. Meeting the...

The answer is yes to both questions.
Meeting the second requirement automatically assures it meets the first one.

Van's has to supply an ELSA builder with a form (Form 8130-15) certifying that the...
Forum: RV-12/RV-12iS 06-23-2022, 07:35 AM
Replies: 37
Views: 3,939
Posted By rvbuilder2002
An over pitched prop can definitely cause...

An over pitched prop can definitely cause elevated oil temps.
I am doubtful that either of the other things had any influence on oil temp.
Forum: Northwest 06-22-2022, 10:38 AM
Replies: 18
Views: 2,246
Posted By rvbuilder2002
No problem as long as proper soft field technique...

No problem as long as proper soft field technique is used (which should be at all times anyway.....)
Forum: Northwest 06-22-2022, 10:36 AM
Replies: 18
Views: 2,246
Posted By rvbuilder2002
I second that Dan. Been to Garden Valley a...

I second that Dan.

Been to Garden Valley a couple of times. Plan to go back.
The local White water rafting outfitter will pick you up at the airport if you book a float with them.
Forum: RV-12/RV-12iS 06-18-2022, 08:43 PM
Replies: 23
Views: 2,647
Posted By rvbuilder2002
There was a design change incorporated many...

There was a design change incorporated many years ago that added a lateral skin stiffener beside the ADHRS bracket that you may not have.
Forum: RV-12/RV-12iS 06-17-2022, 12:52 PM
Replies: 6
Views: 855
Posted By rvbuilder2002
I'm not sure what the exact wording is in the who...

I'm not sure what the exact wording is in the who can do what article, but what you wrote is not entirely correct.

The 16 hr LSRI class has totally no connection or relevance to who can do...
Forum: RV-12/RV-12iS 06-15-2022, 03:19 PM
Replies: 23
Views: 2,647
Posted By rvbuilder2002
If taped properly, I would think that performance...

If taped properly, I would think that performance should be the same as with the factory seal installed, but without being able to personally inspect the tape job, I can't really comment on whether...
Forum: VAF Classifieds (posts in here deleted after 30 days) 06-15-2022, 12:57 PM
Replies: 3
Views: 768
Posted By rvbuilder2002
Not sure the circumstances of the sale of...

Not sure the circumstances of the sale of portions of a completed RV-9A... I would potentially be interested in the complete damaged airframe if the original C of A was included.
Forum: RV-12/RV-12iS 06-15-2022, 12:42 PM
Replies: 23
Views: 2,647
Posted By rvbuilder2002
All of our company built RV-12's and 12iS's have...

All of our company built RV-12's and 12iS's have mild stall characteristics with no tendency for abrupt wing drop, etc., if in coordinated flight.
In fact, at C.G's more in the fwd. part of the...
Forum: RV General Discussion/News 06-13-2022, 09:54 PM
Replies: 38
Views: 3,833
Posted By rvbuilder2002
I think everyone could agree that there is always...

I think everyone could agree that there is always a weakest link. If you find one and you strengthen it, now there is a new weakest link. The main question to always consider is is something strong...
Forum: RV-12/RV-12iS 06-13-2022, 03:27 PM
Replies: 113
Views: 188,154
Posted By rvbuilder2002
Greg (two posts above yours in this thread)...

Greg (two posts above yours in this thread) should be able to provide you with the details.

Correction
Anyone calling the office to request info on the teen build project discount program should...
Forum: RV General Discussion/News 06-07-2022, 10:25 PM
Replies: 3
Views: 525
Posted By rvbuilder2002
It is not hard at all, if the material that it is...

It is not hard at all, if the material that it is made form could be purchased.

There is none available on the open market right now. We bought all we could, when we could, but the storage rack is...
Forum: RV Building Tips/Techniques 06-07-2022, 10:48 AM
Replies: 10
Views: 1,096
Posted By rvbuilder2002
There is no step in the plans for making a slot...

There is no step in the plans for making a slot or whistle hole as it is sometimes called.

The whistle hole exists in the tube on many certified aircraft because they often have the vent tube end...
Forum: RV-7/7A 06-04-2022, 03:07 PM
Replies: 21
Views: 1,606
Posted By rvbuilder2002
If the instrumentation has been checked and...

If the instrumentation has been checked and verified, the next step should be to confirm no issue with the engine. Next thing I would check (as already mentioned by many others) is to confirm the...
Forum: Traditional Aircraft Engines 06-03-2022, 10:43 AM
Replies: 9
Views: 1,032
Posted By rvbuilder2002
That is certainly interesting to hear since I was...

That is certainly interesting to hear since I was involved with the development of the snorkel for the EXP390 using the FM-200, which included Don doing testing on his flow bench and saying that the...
Forum: RV-14 06-01-2022, 10:57 PM
Replies: 46
Views: 6,183
Posted By rvbuilder2002
I agree with Larry. There is a reason that the...

I agree with Larry.

There is a reason that the tie down anchors on RV's are designed the way they are.
The small cross section area of the small rings will be way deficient by comparison.

Keep in...
Forum: RV General Discussion/News 05-29-2022, 03:52 PM
Replies: 21
Views: 2,896
Posted By rvbuilder2002
I know Jeff from dealing with the parking of our...

I know Jeff from dealing with the parking of our demonstrator aircraft over the years, but that didn't answer my question....
Do you know why he recommends that (or maybe he will see this thread and...
Forum: RV General Discussion/News 05-29-2022, 01:56 PM
Replies: 21
Views: 2,896
Posted By rvbuilder2002
Gary, Having flown in to OSH 20+ times my self,...

Gary,
Having flown in to OSH 20+ times my self, this is the first time I have ever heard this.
Please share the reason.
Forum: RV Ongoing Maintenance Issues 05-25-2022, 12:52 PM
Replies: 16
Views: 1,615
Posted By rvbuilder2002
My 2 cents.... Riveted airplane structures with...

My 2 cents....

Riveted airplane structures with damage are repaired all the time.

The key is in how (at what skill level) the repair is done.

Example-
The phrase "drill out rivets" should not be...
Forum: RV-10 05-23-2022, 09:09 PM
Replies: 3
Views: 661
Posted By rvbuilder2002
Looks like he has been running an excessively...

Looks like he has been running an excessively aged air filter based on where the rub/wear mark is located in the bottom of the air box (well aft of the oval opening ion the metal top of the air...
Forum: RV-14 05-20-2022, 11:00 AM
Replies: 15
Views: 1,268
Posted By rvbuilder2002
Wings use #8 for all areas except for the fwd...

Wings use #8 for all areas except for the fwd edge of access covers.
Forum: RV-6/6A 05-20-2022, 08:52 AM
Replies: 17
Views: 1,378
Posted By rvbuilder2002
If the rudder has a counter balance arm and...

If the rudder has a counter balance arm and counter weight like each of the elevators do, then it would be an RV-8 rudder.
Forum: RV-6/6A 05-20-2022, 08:24 AM
Replies: 17
Views: 1,378
Posted By rvbuilder2002
^^^^^^^^^^ This is not correct. The only reason...

^^^^^^^^^^

This is not correct.

The only reason the RV-6 emp. kits began to be shipped with the RV-8 vertical stab. and rudder some time in the late 1990's was for parts commonality (fewer...
Forum: RV-14 05-20-2022, 08:17 AM
Replies: 15
Views: 1,268
Posted By rvbuilder2002
You are correct that the .007 rule of thumb...

You are correct that the .007 rule of thumb doesn't apply to countersinks for screw dimples but the principle for why there is a specific limit and not a statement of "cut until the dimpled skin lays...
Forum: RV-14 05-19-2022, 11:37 PM
Replies: 15
Views: 1,268
Posted By rvbuilder2002
??? Not what we recommend in any of our...

???

Not what we recommend in any of our construction manuals other than specific cases for CS4-4 blind rivets on the RV-12, but in those instances the dimple is also 120 deg.
Forum: RV-14 05-19-2022, 11:32 PM
Replies: 15
Views: 1,268
Posted By rvbuilder2002
Lots of info and the photos you mentioned...

Lots of info and the photos you mentioned here


https://vansairforce.net/community/showthread.php?t=159343

It is a sticky thread at the top of the builder tips section.
Forum: RV-12/RV-12iS 05-19-2022, 12:51 PM
Replies: 13
Views: 1,137
Posted By rvbuilder2002
I agree, but don't bother with wasting money on a...

I agree, but don't bother with wasting money on a dynamic balance unless you are sure that the angle of your blades are within the recommended tolerance. A very slight mis-match can have a large...
Forum: RV Ongoing Maintenance Issues 05-17-2022, 03:14 PM
Replies: 14
Views: 1,044
Posted By rvbuilder2002
May sound like a silly question but I have seen...

May sound like a silly question but I have seen it before..... it's not visible in the photos.... is there a fwd. bulkhead on the front of the prop hub dome?
Forum: RV Ongoing Maintenance Issues 05-15-2022, 01:51 PM
Replies: 7
Views: 498
Posted By rvbuilder2002
This is an RV forum after all, and there are no...

This is an RV forum after all, and there are no retract gear RV's (at least not factory designed... so the issues related to those are up to the builder).

The movement of landing gear on any RV when...
Forum: RV Ongoing Maintenance Issues 05-14-2022, 10:25 PM
Replies: 7
Views: 498
Posted By rvbuilder2002
Weight and balance is calculated by using the...

Weight and balance is calculated by using the known weight values obtained with it on scales factored against the arm positions when it’s sitting on those scales when you get those weights. What the...
Forum: RV-14 05-14-2022, 10:04 AM
Replies: 9
Views: 1,437
Posted By rvbuilder2002
This thread should be sticky-ed with a new...

This thread should be sticky-ed with a new title.... Are bigger engines less fuel efficient?
As the above reports show, if when comparing RV's with smaller engines to those with larger engines, ...
Forum: RV-10 05-13-2022, 10:44 AM
Replies: 18
Views: 1,847
Posted By rvbuilder2002
Eric beat me to it. The supporting engineering...

Eric beat me to it.
The supporting engineering dept. just provide the following and I believe work is being done to incorporate it into the install documentation.
Forum: RV-10 05-08-2022, 05:45 PM
Replies: 26
Views: 5,532
Posted By rvbuilder2002
The mentioned article is available in the Tech...

The mentioned article is available in the Tech Q&A section of the Support tab on Van's Aircraft web...
Forum: RV-14 05-06-2022, 01:24 PM
Replies: 9
Views: 842
Posted By rvbuilder2002
When match drilling holes on a radius, it is...

When match drilling holes on a radius, it is critical that the two surfaces stay in tight contact or later on during final assembly when the the fasteners are installed (which will pull the surfaces...
Forum: RV-6/6A 05-05-2022, 11:25 PM
Replies: 2
Views: 546
Posted By rvbuilder2002
A finish kit from 1991 would have a cowl that...

A finish kit from 1991 would have a cowl that would require a 4 inch long extension.
Forum: RV-12/RV-12iS 05-04-2022, 10:50 AM
Replies: 16
Views: 2,533
Posted By rvbuilder2002
Swinging free and hitting the stops hard is the...

Swinging free and hitting the stops hard is the only thing we know of that will cause it.

The addition stiffener was added to alleviate this type of skin damage.
Forum: RV-12/RV-12iS 05-03-2022, 10:14 PM
Replies: 16
Views: 2,533
Posted By rvbuilder2002
Yes It is caused by the rudder slamming against...

Yes

It is caused by the rudder slamming against the stop.
Forum: RV General Discussion/News 05-01-2022, 10:17 PM
Replies: 12
Views: 1,245
Posted By rvbuilder2002
He hadn't said what kit he was working on... And...

He hadn't said what kit he was working on...
And yes, fully possible on the 7. The kits are constantly being up dated.

How many years ago was it that you got your tail kit :rolleyes:
Forum: RV General Discussion/News 05-01-2022, 03:59 PM
Replies: 12
Views: 1,245
Posted By rvbuilder2002
Some kit parts get heat treated. for those...

Some kit parts get heat treated. for those parts. they wont have any plastic in place, and usually they have a dull finish from being in the heat treat bath.

As mentioned, some holes get...
Forum: RV Ongoing Maintenance Issues 05-01-2022, 08:21 AM
Replies: 19
Views: 2,678
Posted By rvbuilder2002
Or purchase the revised version of the button...

Or purchase the revised version of the button from vans aircraft, that has no relief space in the middle of the button.
Forum: RV-12/RV-12iS 04-30-2022, 12:20 PM
Replies: 7
Views: 2,252
Posted By rvbuilder2002
The aileron hinge bracket design on the RV-12 is...

The aileron hinge bracket design on the RV-12 is very different than all of the other RV's.
It is almost impossible for the elevation of the hinge point to be wrong.
Trailing edge shape can have an...
Forum: RV-15 04-27-2022, 03:28 PM
Replies: 16
Views: 2,822
Posted By rvbuilder2002
How do you know there's not...

How do you know there's not one......................
on the other side of that wall:rolleyes:
Forum: Propellers 04-24-2022, 08:41 AM
Replies: 15
Views: 1,672
Posted By rvbuilder2002
A fixed pitch prop maker that knows what they are...

A fixed pitch prop maker that knows what they are doing when it comes to getting the most performance with the compromise of a fixed pitch prop will sell you a propeller that will allow quite a bit...
Forum: RV General Discussion/News 04-23-2022, 09:39 AM
Replies: 31
Views: 2,813
Posted By rvbuilder2002
Because what you say is true regarding RVs, but...

Because what you say is true regarding RVs, but it is not true regarding the entire experimental aircraft fleet. The safety record is far from equivalent to certificated Aircraft for a lot of...
Forum: RV-12/RV-12iS 04-21-2022, 03:28 PM
Replies: 24
Views: 2,723
Posted By rvbuilder2002
Only if the GPS-175 was added after certification...

Only if the GPS-175 was added after certification because there is no factory option for the 175.
Forum: RV-12/RV-12iS 04-20-2022, 04:02 PM
Replies: 9
Views: 814
Posted By rvbuilder2002
This is standard terminology on RV plans...

This is standard terminology on RV plans pages.

A page would look very messy and confusing is a lead line /arrow were placed to point at each detail (in this case a nut plate) being described.

So a...
Forum: RV-6/6A 04-20-2022, 10:49 AM
Replies: 14
Views: 1,322
Posted By rvbuilder2002
I agree that proper rigging should always be...

I agree that proper rigging should always be confirmed, but it actually isn't possible for the aileron control system on an RV-6 to be jammed by an over center condition.
The reason is that in an...
Forum: RV General Discussion/News 04-20-2022, 10:40 AM
Replies: 15
Views: 2,613
Posted By rvbuilder2002
Likely the result of some pretty severe nose...

Likely the result of some pretty severe nose wheel shimmy.

Checking the balance of the nose wheel assembly, nose fork pivot friction and play in pivot points of the nose gear leg would be a good...
Forum: Flight Testing 04-18-2022, 01:04 PM
Replies: 9
Views: 2,113
Posted By rvbuilder2002
A potential factory regarding the discovery of a...

A potential factory regarding the discovery of a maint. records sign off for Phase 1 on a specific airplane is that I am pretty sure that older operating limitations (at least early 90's and older)...
Forum: RV-12/RV-12iS 04-14-2022, 08:06 AM
Replies: 11
Views: 2,083
Posted By rvbuilder2002
Not officially approved by Rotax but the 912 has...

Not officially approved by Rotax but the 912 has been operated with 25% E in Brazil for many years.

>>>Politics removed….Mod<<<
Forum: RV General Discussion/News 04-13-2022, 11:27 PM
Replies: 4
Views: 1,003
Posted By rvbuilder2002
Maybe At original registration, the serial #...

Maybe

At original registration, the serial # can be designated anything the builder chooses.
Forum: RV-12/RV-12iS 04-12-2022, 10:42 AM
Replies: 53
Views: 5,988
Posted By rvbuilder2002
I agree, but if they have good control over the...

I agree, but if they have good control over the issuance of serial #'s such that the same number has never been used on two different pumps, then using only the serial # would be valid. Maybe the...
Forum: RV-12/RV-12iS 04-12-2022, 08:12 AM
Replies: 53
Views: 5,988
Posted By rvbuilder2002
Sorry, I can not. Lockwood has much more...

Sorry, I can not.

Lockwood has much more knowledge and experience regarding the fine details of the Rotax engines. I trust what they say.
Forum: RV-14 04-11-2022, 09:07 PM
Replies: 30
Views: 4,342
Posted By rvbuilder2002
I agree. My DIY rudder gust lock installs at the...

I agree.
My DIY rudder gust lock installs at the fwd end of the counter balance arm.
Forum: RV-12/RV-12iS 04-11-2022, 05:16 PM
Replies: 53
Views: 5,988
Posted By rvbuilder2002
SLSA rules FYI..... The ASTM's that regulate...

SLSA rules FYI.....


The ASTM's that regulate Light Sport aircraft contain a requirement that requires an SLSA manufacturer to issue a S.B. that echoes any S.B. that a third party / OEM supplier...
Forum: RV-12/RV-12iS 04-11-2022, 10:45 AM
Replies: 7
Views: 1,311
Posted By rvbuilder2002
If the lens is trimmed flush to the edge of the...

If the lens is trimmed flush to the edge of the nutplate doubler plates, it can be removed buy sliding it laterally and then lightly squeeze and pull it out it out as you move it laterally the...
Forum: RV General Discussion/News 04-10-2022, 10:59 AM
Replies: 16
Views: 1,922
Posted By rvbuilder2002
You are correct Mel. Even though having...

You are correct Mel.

Even though having experimental on the wing walk would meet the placard requirement I would not do that myself. The reason being is all the small little parts within the letters...
Forum: RV Ongoing Maintenance Issues 04-04-2022, 07:36 AM
Replies: 18
Views: 1,663
Posted By rvbuilder2002
Yup Most epoxy primers must be top coated to get...

Yup
Most epoxy primers must be top coated to get full protection and have a fully sealed surface.
Forum: RV-14 04-03-2022, 06:44 PM
Replies: 30
Views: 4,342
Posted By rvbuilder2002
When a counter weighted control surface slams...

When a counter weighted control surface slams full range from one side to the other and comes to a sudden stop on the control stop, the inertia of the counter weight at the opposite end from where...
Forum: RV-14 04-03-2022, 11:33 AM
Replies: 30
Views: 4,342
Posted By rvbuilder2002
Well, Van's doesn't endorse doing snap rolls in...

Well, Van's doesn't endorse doing snap rolls in any RV model, but it should be fine for any of the flight operations that are recommended.

Having said that, a detailed inspection of the entire...
Forum: RV-4 04-03-2022, 11:20 AM
Replies: 20
Views: 1,863
Posted By rvbuilder2002
The cut depth of the (tapered) threads in the...

The cut depth of the (tapered) threads in the pump are what control how deep you can get the fitting to thread in.

To get it to go deeper you will have to re-cut the threads as well. Probably...
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