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Search: Posts Made By: rvbuilder2002
Forum: RV-7/7A Today, 02:44 PM
Replies: 29
Views: 1,490
Posted By rvbuilder2002
That question is usually best answered (for...

That question is usually best answered (for anything bought and sold actually) by actual sales data.

With the RV-14(A) approaching 100 flying and 600 kit starts in about 5 years, I think it proves...
Forum: RV-7/7A Today, 12:32 PM
Replies: 29
Views: 1,490
Posted By rvbuilder2002
I have done an extensive amount of cross country...

I have done an extensive amount of cross country in the 14 and 14A and typically cruise at 170-171 Kts TAS at about 8.1-8.2 GPH

It is incorrect to think that a bigger engine automatically means...
Forum: RV-7/7A Today, 09:58 AM
Replies: 29
Views: 1,490
Posted By rvbuilder2002
I pretty much agree with everything Carl put in...

I pretty much agree with everything Carl put in his post except this.
It is obviously not based on personal experience with an RV-14(A).
The forums are full of posts indicating that an RV-14 with an...
Forum: RV General Discussion/News Today, 09:31 AM
Replies: 208
Views: 80,499
Posted By rvbuilder2002
Read the addendum within Section 5 for details on...

Read the addendum within Section 5 for details on working with gelcoated fiberglass parts.
Forum: RV General Discussion/News Today, 09:27 AM
Replies: 6
Views: 360
Posted By rvbuilder2002
I don't disagree that a trimming wedge is very...

I don't disagree that a trimming wedge is very effective and easy to implement when needing to resolve a trim imbalance, but I do disagree with the idea that it be used in place of correcting the...
Forum: RV-12 Yesterday, 11:51 AM
Replies: 29
Views: 1,150
Posted By rvbuilder2002
Understanding the reason requires thinking about...

Understanding the reason requires thinking about the certified nature of the RV-12, and some of the design requirements that go along with that.

The design, and plans (KAI) are in the context of a...
Forum: RV-10 Yesterday, 10:55 AM
Replies: 21
Views: 969
Posted By rvbuilder2002
That is why the kit specifys a cam lock in each...

That is why the kit specifys a cam lock in each corner.
Forum: RV-10 Yesterday, 10:54 AM
Replies: 21
Views: 969
Posted By rvbuilder2002
I guess there is nothing wrong with much more...

I guess there is nothing wrong with much more rigid, but in the context of RV kit engineering, just rigid enough is best :D (especially when it means using an inexpensive piece of foam that takes no...
Forum: RV-10 12-12-2018, 11:03 PM
Replies: 21
Views: 969
Posted By rvbuilder2002
I'm pretty sure the RV-10 plans specify that a...

I'm pretty sure the RV-10 plans specify that a piece of 1/8" thick foam core material (supplied in the kit) with the edges scarfed, be bonded to the inside surface of the door and then a layer of...
Forum: RV-12 12-12-2018, 01:01 PM
Replies: 8
Views: 595
Posted By rvbuilder2002
My error, I thought the question was about...

My error, I thought the question was about antiseize for the nuts......
Forum: RV-12 12-12-2018, 12:35 AM
Replies: 8
Views: 595
Posted By rvbuilder2002
The nuts don't get installed with Loctite. The...

The nuts don't get installed with Loctite.
The Loctite is for Locking the studs into the cylinder head.
Forum: RV-10 12-11-2018, 09:46 AM
Replies: 11
Views: 806
Posted By rvbuilder2002
Actually the upper hole and the hole in the gear...

Actually the upper hole and the hole in the gear leg is drill by Van's, so a reamer is doing very little as far as precision goes, but there is nothing wrong with doing it that way if someone doesn't...
Forum: RV General Discussion/News 12-11-2018, 09:39 AM
Replies: 208
Views: 80,499
Posted By rvbuilder2002
CLARIFICATION..........

The process specified in the plans is for a very specific reason, and the reason is not to fix wallowed out holes that occurred during the fitting process.
It also gives extra adjustment options to...
Forum: Probable Cause Documents Discussed 12-11-2018, 12:19 AM
Replies: 19
Views: 2,847
Posted By rvbuilder2002
I believe there are numerous factors that would...

I believe there are numerous factors that would influence the flaps / no flaps decision that make it far less than just a yes or no decision for all situations.

The first factor would be what model...
Forum: RV-14 12-10-2018, 12:57 PM
Replies: 7
Views: 2,184
Posted By rvbuilder2002
The hinge is anodized after it is manufactured,...

The hinge is anodized after it is manufactured, in what ever length is the standard. Once it gets cut into a shorter piece , the ends should be considered unprotected.

I think most people do most...
Forum: RV-14 12-10-2018, 12:02 PM
Replies: 40
Views: 4,016
Posted By rvbuilder2002
If I was working on it, I would get the bearing...

If I was working on it, I would get the bearing working freely before proceeding.
Forum: Traditional Aircraft Engines 12-10-2018, 11:42 AM
Replies: 3
Views: 181
Posted By rvbuilder2002
https://en.wikipedia.org/wiki/Lycoming_O-235 The...

https://en.wikipedia.org/wiki/Lycoming_O-235

The Lycoming Wicky page says it is a Type 1 Dynafocal engine, so my suggestion would be to look at the dimension specs for the mounts used on the Cessna...
Forum: RV-14 12-10-2018, 09:54 AM
Replies: 40
Views: 4,016
Posted By rvbuilder2002
Sorry Mark, I hadn't seen your other post. Before...

Sorry Mark,
I hadn't seen your other post.
Before resorting to removing the bracket, I would try and free up the bearing with it in place.
Flood it with some penetrating lubricant and manipulate it...
Forum: RV-14 12-10-2018, 09:47 AM
Replies: 7
Views: 2,184
Posted By rvbuilder2002
Van's has been using MS20257 "P" series hinge for...

Van's has been using MS20257 "P" series hinge for decades. The shipments from the supplier always include certs and specify it as P(X) hinge.
Even when it is P series hinge, there is not a P stamped...
Forum: RV-14 12-08-2018, 11:46 PM
Replies: 59
Views: 7,759
Posted By rvbuilder2002
Unless you use this for the shop head size...

Unless you use this for the shop head size specification

https://www.vansaircraft.com/public/Specs.htm
Forum: RV-12 12-08-2018, 02:19 PM
Replies: 31
Views: 6,949
Posted By rvbuilder2002
Yes Multiple times, but not with an oil...

Yes

Multiple times, but not with an oil thermostat installed, because Van's does not offer that as a kit. Anyone that does, it would be their, or the installers responsibility to verify compliance...
Forum: RV-12 12-08-2018, 01:23 PM
Replies: 31
Views: 6,949
Posted By rvbuilder2002
Clarification.....

The requirement for testing the pressure drop on the oil system is not "New".
It has been in the documentation for a couple years I think.

To me it doesn't matter what Rotax's reasoning was for...
Forum: RV General Discussion/News 12-08-2018, 12:17 PM
Replies: 27
Views: 1,703
Posted By rvbuilder2002
Because the elevator horns being a large amount...

Because the elevator horns being a large amount out of alignment is not a common issue, but as mentioned previously, a small mount is specifically designed in and expected.

These are airplanes that...
Forum: RV-12 12-08-2018, 11:50 AM
Replies: 31
Views: 6,949
Posted By rvbuilder2002
Steve I am not going to respond since your post...

Steve
I am not going to respond since your post seems to be be judgmental in tone.... like you are trying to prove something?
If that is how you took it, my original post was not intended that way. ...
Forum: RV-12 12-07-2018, 07:11 PM
Replies: 31
Views: 6,949
Posted By rvbuilder2002
Not a thread drift in my opinion. As I mentioned...

Not a thread drift in my opinion.

As I mentioned already, Rotax has implemented the same oil system flow restriction test requirement on the ULS engine that I mentioned did not pass on the iS...
Forum: RV-12 12-07-2018, 11:57 AM
Replies: 9
Views: 751
Posted By rvbuilder2002
The carbs on the ULS tend to run the engine a bit...

The carbs on the ULS tend to run the engine a bit on the rich side in the mid throttle range. If you have a float that is just beginning to get a bit heavy and floating a bit lower, it could be...
Forum: RV-12 12-07-2018, 11:53 AM
Replies: 22
Views: 1,417
Posted By rvbuilder2002
As some one else mentioned, it is usually related...

As some one else mentioned, it is usually related to the hydraulic fluid level or issue with air in the hyd. system.
The tools are a combination pneumatic and hydraulic.
Failure to fully cycle seems...
Forum: RV-12 12-07-2018, 10:09 AM
Replies: 22
Views: 1,417
Posted By rvbuilder2002
That is another adjustment If you take it apart...

That is another adjustment
If you take it apart and very slightly lengthen the part that has the jaws on it, the jaws will be forced open a little more when it is extended.
If the tip on the tool...
Forum: RV-12 12-07-2018, 10:05 AM
Replies: 22
Views: 1,417
Posted By rvbuilder2002
Randy, High pressure is not needed. The pressure...

Randy,
High pressure is not needed.
The pressure used has no correlation to how much stroke the tool has on each pull cycle.
We use 50-55 PSI.
It does a much smoother pull and doesn't cause the...
Forum: RV-12 12-07-2018, 09:47 AM
Replies: 31
Views: 6,949
Posted By rvbuilder2002
Another data point regarding oil thermostats........

The Rotax 912iS engine has very detailed and specific design requirements regarding the installation on an airframe.
A huge amount of engineering effort was invested to assure the RV-12iS meets all...
Forum: RV-12 12-07-2018, 09:47 AM
Replies: 1
Views: 212
Posted By rvbuilder2002
912iS oil cooler system info

The Rotax 912iS engine has very detailed and specific design requirements regarding the installation on an airframe.
A huge amount of engineering effort was invested to assure the RV-12iS meets all...
Forum: RV-14 12-06-2018, 03:04 PM
Replies: 27
Views: 2,121
Posted By rvbuilder2002
There is a step specifically designed for the...

There is a step specifically designed for the tail dragger RV-14 (it is shorter that the one for the 14A).

There is no step for the RV-9. you would have to use the RV-9A step which would be a bit...
Forum: RV General Discussion/News 12-06-2018, 12:11 PM
Replies: 27
Views: 1,703
Posted By rvbuilder2002
These are the correct answers..... The parasitic...

These are the correct answers.....

The parasitic drag of the protruding horns is small. Some amount of protrusion is designed in for good pitch handling qualities (though 3/4 " is about double what...
Forum: RV-14 12-06-2018, 11:55 AM
Replies: 24
Views: 1,538
Posted By rvbuilder2002
If neither the flaps or ailerons have any twist...

If neither the flaps or ailerons have any twist in them, and everything is rigged correctly, the deflection that occurs on the ailerons when the elevator is moved, happens equally on both sides. It...
Forum: RV General Discussion/News 12-06-2018, 11:36 AM
Replies: 14
Views: 776
Posted By rvbuilder2002
Not all RV models have a riveted trailing edge...

Not all RV models have a riveted trailing edge wedge but yes, the RV-14 does have a different wedge than the AEX wedge that is used on some of the other models.
Forum: RV General Discussion/News 12-06-2018, 09:46 AM
Replies: 14
Views: 776
Posted By rvbuilder2002
There is no direct connection between how many...

There is no direct connection between how many degrees of travel the elev. the elevators have up and down from neutral, and how much travel the trim tabs have up and down from neutral.

The...
Forum: RV-6/6A 12-05-2018, 10:04 AM
Replies: 8
Views: 651
Posted By rvbuilder2002
Ok, that clarifies your post a bit, but it still...

Ok, that clarifies your post a bit, but it still doesn't correctly differentiate between aero in an RV-6 vs RV-7 because RV-6's can have constant speed props and fuel injection.
Forum: RV-14 12-04-2018, 10:12 PM
Replies: 11
Views: 823
Posted By rvbuilder2002
You may not have to fill the rivet holes in the...

You may not have to fill the rivet holes in the cowl. Start with new hinges and see where the rivet holes will be. A very small amount of hole movement at the hinge can translate into a rather...
Forum: RV-6/6A 12-04-2018, 04:55 PM
Replies: 8
Views: 651
Posted By rvbuilder2002
Personal opinion I guess........ I think the...

Personal opinion I guess........

I think the RV-6 is better.

It typically has a lower empty weight (better power to weight ratio).
Lighter ailerons.
A little bit more nimble feeling.

Not sure what...
Forum: RV Photo/Video URLs 12-03-2018, 09:13 AM
Replies: 13
Views: 2,350
Posted By rvbuilder2002
The standard kit has included the longer sticks...

The standard kit has included the longer sticks for quite a while.
It is my understanding that the stick that Tosten has available, fully wired up with their stick grip installed, is the stick that...
Forum: RV-14 12-02-2018, 10:26 PM
Replies: 12
Views: 922
Posted By rvbuilder2002
All the RV models have a nose pitch down when...

All the RV models have a nose pitch down when flaps are lowered. Particularly full flaps with power added. The slotted flaps on the RV-14 large and very effective, so the pitch down is a bit...
Forum: RV-14 12-02-2018, 05:52 PM
Replies: 6
Views: 545
Posted By rvbuilder2002
As mentioned by Jake, the reason the manual...

As mentioned by Jake, the reason the manual describes it as fully torquing the nut is because the desire is for the nut to bottom out on the threads to set the proper amount of spring compression.
Forum: RV-14 12-01-2018, 07:55 PM
Replies: 12
Views: 646
Posted By rvbuilder2002
Of course everyone can build according to what is...

Of course everyone can build according to what is best for them, but the forums are used extensively for research by people trying to make those decisions
Since the purpose of this forum is to share...
Forum: RV-14 12-01-2018, 11:10 AM
Replies: 12
Views: 646
Posted By rvbuilder2002
Hopefully you are not going to all of the extra...

Hopefully you are not going to all of the extra expense and labor just to have a more easily removable top cowl......
I would wager that I can remove a built per plans RV-14 top cowl , just as fast...
Forum: RV General Discussion/News 11-30-2018, 04:07 PM
Replies: 2
Views: 664
Posted By rvbuilder2002
I know of at least one RV-4 that has been flown...

I know of at least one RV-4 that has been flown with ski's in EU and I think there has been an RV-6 here in the U.S., but I don't know any of the installation details.
Forum: RV Photo/Video URLs 11-30-2018, 10:08 AM
Replies: 13
Views: 2,350
Posted By rvbuilder2002
The way the Tosten grip fits on the top of the...

The way the Tosten grip fits on the top of the stick, it automatically makes the stick longer (quite a bit of the grip protrudes above the stick).

The 14A prototype is scheduled to get the longer...
Forum: RV-12 11-30-2018, 09:58 AM
Replies: 50
Views: 7,682
Posted By rvbuilder2002
You would think I would have learned by now.......

You would think I would have learned by now.... not to try and post something in two minutes at the end of my lunch :rolleyes: (real busy.... in the middle of a complete panel makeover on one of the...
Forum: RV-12 11-30-2018, 09:54 AM
Replies: 50
Views: 7,682
Posted By rvbuilder2002
By controlability I meant you will run out of...

By controlability I meant you will run out of rudder during take-off with a left crosswind, sooner than with a right cross wind.
Forum: RV-12 11-29-2018, 06:02 PM
Replies: 50
Views: 7,682
Posted By rvbuilder2002
360 Wind from 270

360

Wind from 270
Forum: RV-12 11-29-2018, 04:27 PM
Replies: 50
Views: 7,682
Posted By rvbuilder2002
Aircraft speed doesn't matter. Look at any...

Aircraft speed doesn't matter.

Look at any calculator (even an old E6B) there is no input for aircraft velocity.

BTW I corrected the calculated crosswind component in my other post..... I had fat...
Forum: RV-12 11-29-2018, 04:14 PM
Replies: 50
Views: 7,682
Posted By rvbuilder2002
Think of it as max in any condition.... steady...

Think of it as max in any condition.... steady state or gust.
Examples -

If the steady state wind is 35 with no gust value, and the calculated cross wind component is 11 Kts or less, you are...
Forum: RV-12 11-29-2018, 01:56 PM
Replies: 50
Views: 7,682
Posted By rvbuilder2002
Just keep in mind that a left cross wind is the...

Just keep in mind that a left cross wind is the direction with the most influence on controlability during a take-off or go around because it turns the airplane to the left along with engine torque...
Forum: RV-12 11-28-2018, 04:09 PM
Replies: 15
Views: 1,053
Posted By rvbuilder2002
No fuel flow sensor. The fuel flow data is...

No fuel flow sensor.
The fuel flow data is supplied via canbuss by the engine computer
Forum: RV-9/9A 11-28-2018, 09:34 AM
Replies: 41
Views: 4,399
Posted By rvbuilder2002
Because it is wrong to think that because a flush...

Because it is wrong to think that because a flush static port doesn't work, that any amount of protrusion will.

Air passing around an object can have varying pressure distribution around that object...
Forum: RV-9/9A 11-27-2018, 09:03 PM
Replies: 41
Views: 4,399
Posted By rvbuilder2002
I am rather surprised by that.

I am rather surprised by that.
Forum: RV-12 11-27-2018, 08:59 PM
Replies: 15
Views: 1,053
Posted By rvbuilder2002
Computing a K-factor value adjustment doesn't...

Computing a K-factor value adjustment doesn't require a guess.....

It is a simple math problem and the formula is usually supplied with the documentation for any unit that does fuel flow.

Make a...
Forum: RV-12 11-27-2018, 04:31 PM
Replies: 15
Views: 1,053
Posted By rvbuilder2002
As Steve said, Rotax requires that all maint. be...

As Steve said, Rotax requires that all maint. be done relative to Hobbs time.
It will be important that maint entries in the maint records are listed as hobbs time if you ever file a warranty claim,...
Forum: RV General Discussion/News 11-27-2018, 10:04 AM
Replies: 8
Views: 466
Posted By rvbuilder2002
Would you care to mention what the benefit would...

Would you care to mention what the benefit would be to using a carbon fiber spinner (at a huge price point difference compared to standard)?

The reason I am asking is there is no failure issues with...
Forum: RV-10 11-24-2018, 05:03 PM
Replies: 8
Views: 830
Posted By rvbuilder2002
This is what is done with the factory demo RV-10...

This is what is done with the factory demo RV-10 and it works well, but the OAT it operates in is not as cold as it is for some people.
Forum: Primers 11-24-2018, 11:28 AM
Replies: 14
Views: 1,307
Posted By rvbuilder2002
Even the area that has been exposed since the...

Even the area that has been exposed since the test piece was hung outside is just surface corrosion that has not caused any detectable pitting, etc., and it would still be considered...
Forum: Primers 11-23-2018, 11:04 PM
Replies: 14
Views: 1,307
Posted By rvbuilder2002
I would be interested in hearing about your...

I would be interested in hearing about your personal experience because it is contrary to what 16 years of exposure testing has shown me







Actually the very best corrosion protection requires...
Forum: RV-14 11-23-2018, 04:23 PM
Replies: 6
Views: 495
Posted By rvbuilder2002
The WCH is a stainless steel clamp. That is what...

The WCH is a stainless steel clamp.
That is what should come in the kit.
I suggest you contact the office on Monday
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