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Search: Posts Made By: rvbuilder2002
Forum: RV-12/RV-12iS 12-05-2019, 01:45 PM
Replies: 21
Views: 2,620
Posted By rvbuilder2002
Hopefully it is apparent from this thread that...

Hopefully it is apparent from this thread that the actual aircraft and engine installation will have a huge influence on the likelihood of carb. ice on a 912 Rotax.

The RV-12 is very tightly cowled...
Forum: RV-12/RV-12iS 12-05-2019, 11:44 AM
Replies: 5
Views: 314
Posted By rvbuilder2002
It is recommended in the plans that the wings be...

It is recommended in the plans that the wings be built first so that the fit of a couple of parts on the fuselage can be checked during construction.
Some people have bypassed that.
In reality, it is...
Forum: RV-12/RV-12iS 12-05-2019, 09:30 AM
Replies: 21
Views: 2,620
Posted By rvbuilder2002
Did you actually mean to say you "haven't used it...

Did you actually mean to say you "haven't used it except during preflight run-up"?
Forum: RV-12/RV-12iS 12-04-2019, 04:17 PM
Replies: 5
Views: 314
Posted By rvbuilder2002
The RV-12 still has wings that need to be stored...

The RV-12 still has wings that need to be stored so a wing stand is useful. Depending on its design, it may need to be modified slightly.

All the rest of the items you mentioned are not needed.
Forum: RV-12/RV-12iS 12-04-2019, 04:15 PM
Replies: 21
Views: 2,620
Posted By rvbuilder2002
:rolleyes: Yea, that could be a missing relevant...

:rolleyes:
Yea, that could be a missing relevant piece of info.........
Forum: RV-12/RV-12iS 12-04-2019, 01:47 PM
Replies: 21
Views: 2,620
Posted By rvbuilder2002
The standard 912ULS engine delivered by Van's...

The standard 912ULS engine delivered by Van's with the RV-12 kit does not have any passages that route hot coolant through/around the carburetors (and I am not aware of any other version of the...
Forum: RV General Discussion/News 12-04-2019, 10:10 AM
Replies: 31
Views: 2,388
Posted By rvbuilder2002
It probably is slightly less capable when...

It probably is slightly less capable when compared to an RV-7, but still way more capable than most of the certificated airplanes that most people are accustomed to flying.

Way back in the days...
Forum: RV-12/RV-12iS 12-04-2019, 09:58 AM
Replies: 21
Views: 2,620
Posted By rvbuilder2002
A lot of testing (including the use of temp...

A lot of testing (including the use of temp sensors) was done during the early development of the RV-12.
This was more for evaluating what benefit in performance there would be if a cold air...
Forum: RV General Discussion/News 12-04-2019, 09:45 AM
Replies: 31
Views: 2,388
Posted By rvbuilder2002
Absolutely correct. If there is one attribute of...

Absolutely correct.

If there is one attribute of the early short wing RV models that takes some pilots a while to get used to is the strong influence of high induced drag at higher angles of...
Forum: RV General Discussion/News 12-03-2019, 09:29 AM
Replies: 31
Views: 2,388
Posted By rvbuilder2002
I am always interested in what other pilots think...

I am always interested in what other pilots think of the airplanes, but in this case Craig, I am not understanding what you are talking about.

My comment was in regards to tendency to float during...
Forum: RV General Discussion/News 12-02-2019, 11:58 PM
Replies: 31
Views: 2,388
Posted By rvbuilder2002
All in the hand of the beholder I guess...... It...

All in the hand of the beholder I guess......

It think it depends on the ideal mission you are basing that statement on.
Cross country cruiser / IFR platform and the 9,10 and 14 are all quite...
Forum: RV-12/RV-12iS 11-29-2019, 11:19 PM
Replies: 4
Views: 679
Posted By rvbuilder2002
If this is a static run up on the ground you wont...

If this is a static run up on the ground you wont get anywhere near max. RPM. That will only happen in flight. 5200 for a ground static at WOT is an ok starting point.

The idle speed setting from...
Forum: RV-14 11-28-2019, 11:02 AM
Replies: 11
Views: 637
Posted By rvbuilder2002
Actually I think the original standard vents were...

Actually I think the original standard vents were discontinued and are no longer available (the reason they are not included in the kit).
I think a replacement wasn't added so that people could...
Forum: RV-7/7A 11-28-2019, 10:57 AM
Replies: 16
Views: 1,066
Posted By rvbuilder2002
The face of many of the shop heads are not...

The face of many of the shop heads are not parallel to the skin surface.
The only way that can happen is if the rivet set was not perpendicular to the skin as you finished setting the rivet.
If that...
Forum: RV Building Tips/Techniques 11-28-2019, 09:13 AM
Replies: 10
Views: 1,186
Posted By rvbuilder2002
I am pretty sure the VHB tape has never been...

I am pretty sure the VHB tape has never been approved for installing the foam
ribs.
I would strongly recommend against it.
I wouldn't recommend using silicone adheasive either.
Forum: RV-7/7A 11-27-2019, 04:32 PM
Replies: 16
Views: 1,066
Posted By rvbuilder2002
My recommendation would be to not try removing...

My recommendation would be to not try removing them.
Forum: RV Building Tips/Techniques 11-27-2019, 09:26 AM
Replies: 5
Views: 705
Posted By rvbuilder2002
The fasteners you mentioned can be subject to...

The fasteners you mentioned can be subject to rotation (as Gary already mentioned).
We often think of bolted assemblies on aircraft to be entirely static but they can move under certain load...
Forum: RV-7/7A 11-26-2019, 11:10 PM
Replies: 16
Views: 1,066
Posted By rvbuilder2002
Review Section 5 in the construction manual...

Review Section 5 in the construction manual regarding shop heads on rivets.
Pay particular attention to the Referenced MIL Spec for rivets. The minimum and maximum shop head size is much broader...
Forum: RV-12/RV-12iS 11-25-2019, 04:16 PM
Replies: 30
Views: 2,321
Posted By rvbuilder2002
Then you experienced what is fairly common within...

Then you experienced what is fairly common within the FAA... someone issued you the certificate without having a full understanding of what was required.

I suggest you look at it carefully and make...
Forum: RV-14 11-25-2019, 02:00 PM
Replies: 14
Views: 1,209
Posted By rvbuilder2002
Sorry, I am not clear on what your question is.

Sorry, I am not clear on what your question is.
Forum: RV General Discussion/News 11-25-2019, 01:59 PM
Replies: 19
Views: 1,977
Posted By rvbuilder2002
Jon, I agree that learning to use the peripheral...

Jon,

I agree that learning to use the peripheral sight picture is an import part of landing well, but if you are implying that the rest of the view is not important, I strongly disagree.

The...
Forum: RV-14 11-25-2019, 09:48 AM
Replies: 14
Views: 1,209
Posted By rvbuilder2002
The published build time estimates are based on...

The published build time estimates are based on an assumption of building the airplane per the plans while using standard / recommended components that are not included in the basic kit (engine,...
Forum: RV-14 11-23-2019, 09:58 PM
Replies: 41
Views: 2,539
Posted By rvbuilder2002
Robert is correct Takeoff and landing distance...

Robert is correct

Takeoff and landing distance is based on airspeed at liftoff or touch down.
Airspeed required to lift a given amount of weight s based on angle of attack.
The RV-14 on all three...
Forum: RV General Discussion/News 11-23-2019, 03:55 PM
Replies: 19
Views: 1,977
Posted By rvbuilder2002
All of the tail dragged RV's are designed so that...

All of the tail dragged RV's are designed so that if a pilot adjusts ther seating height to where it should be, he can see the ground close enough out front that s turning isn't usually needed.
Forum: RV General Discussion/News 11-23-2019, 10:15 AM
Replies: 7
Views: 1,166
Posted By rvbuilder2002
No reason to be concerned about having done any...

No reason to be concerned about having done any damage to the engine mount or fuselage attach points. They can take 6+ G’s of engine weight.

The issue is the single 1/4 inch bolt with not a lot of...
Forum: Painting your RV 11-23-2019, 09:59 AM
Replies: 15
Views: 1,524
Posted By rvbuilder2002
My experience from maintaining a fleet of 10+...

My experience from maintaining a fleet of 10+ RV’s is that properly applied paint will outlast vinyl by a very large margin. As far as costs go, I assume $1200 every 3 years is a DIY (based on your...
Forum: RV-14 11-23-2019, 09:28 AM
Replies: 41
Views: 2,539
Posted By rvbuilder2002
It has been done with the 6,7, and 9 so it could...

It has been done with the 6,7, and 9 so it could be done with the 14 as well.
Changing from tail wheel to -A model would probably be slightly easier with one exception. If they were not installed...
Forum: RV-14 11-23-2019, 09:20 AM
Replies: 41
Views: 2,539
Posted By rvbuilder2002
And assuming both pilots skill levels are equal,...

And assuming both pilots skill levels are equal, the nose wheel can takeoff and land a little shorter;)
Forum: RV Ongoing Maintenance Issues 11-22-2019, 11:13 PM
Replies: 14
Views: 743
Posted By rvbuilder2002
Observing EGTs during a bad mag check can...

Observing EGTs during a bad mag check can sometimes provide major clues.
Forum: RV-14 11-22-2019, 05:24 PM
Replies: 41
Views: 2,539
Posted By rvbuilder2002
Lots of good advice.... One more thing to...

Lots of good advice....

One more thing to consider.
There are quite a few people who have built a specific model without getting direct experience prior to them beginning to fly the airplane they...
Forum: RV-12/RV-12iS 11-22-2019, 12:14 PM
Replies: 30
Views: 2,321
Posted By rvbuilder2002
Not necessarily true........ Once an ELSA has...

Not necessarily true........

Once an ELSA has received its airworthiness certificate, it can be legally modified... even extensively, as long as the modifications do not cause any changes that...
Forum: RV-12/RV-12iS 11-22-2019, 12:07 PM
Replies: 30
Views: 2,321
Posted By rvbuilder2002
The often refered to 120 hr course is the course...

The often refered to 120 hr course is the course taken to get a Light Sport Repairman - Maintenenace certificate.
It is the minimum certification required for maintaining (other than the simple...
Forum: RV Ongoing Maintenance Issues 11-22-2019, 11:54 AM
Replies: 14
Views: 743
Posted By rvbuilder2002
I see no mention of whether you have EGT on all...

I see no mention of whether you have EGT on all cylinders?

If so, it can be a valuable troubleshooting tool.
Look for a pattern when the problem is occurring.
If it is always an abnormal EGT on one...
Forum: RV-12/RV-12iS 11-21-2019, 09:36 PM
Replies: 8
Views: 847
Posted By rvbuilder2002
Yes Yes and Yes. (Greg listed the RV-10 in...

Yes

Yes

and Yes. (Greg listed the RV-10 in post #2 above)
Forum: RV-12/RV-12iS 11-21-2019, 04:20 PM
Replies: 12
Views: 2,281
Posted By rvbuilder2002
Application of grease is specified in the Service...

Application of grease is specified in the Service Schedule Checklist and wing removal/install sections of the RV-12 Maint. Manual.
Forum: RV-14 11-21-2019, 11:53 AM
Replies: 2
Views: 230
Posted By rvbuilder2002
Best practice is to not force parts out of their...

Best practice is to not force parts out of their natural / relaxed position by pulling them into position with fasteners.
That doesn't mean you need to add a .003" shim to account for the last little...
Forum: RV-14 11-20-2019, 09:34 PM
Replies: 13
Views: 1,259
Posted By rvbuilder2002
This is the correct answer.

This is the correct answer.
Forum: RV General Discussion/News 11-20-2019, 09:08 PM
Replies: 27
Views: 2,256
Posted By rvbuilder2002
I couldn't agree more. I never mentioned doing...

I couldn't agree more. I never mentioned doing it in the context of a dispute.
I see it as passing a piece of info that this particular controller obviously doesn't know. That simple piece of info...
Forum: RV General Discussion/News 11-20-2019, 04:06 PM
Replies: 27
Views: 2,256
Posted By rvbuilder2002
You did the right thing so that makes this poll...

You did the right thing so that makes this poll pointless.

Probably the best thing to do if the freq. isn't too busy is to mention that your operating limitations that were issued to you and all...
Forum: RV-12/RV-12iS 11-19-2019, 10:42 PM
Replies: 30
Views: 2,321
Posted By rvbuilder2002
The 16 hr course gets you a Light Sport Repairman...

The 16 hr course gets you a Light Sport Repairman - Inspector certificate to use for inspecting an ELSA that you own.
A 120 hr course gets you a Light Sport Repairman-Maintenance certificate. That...
Forum: RV-12/RV-12iS 11-19-2019, 09:28 PM
Replies: 30
Views: 2,321
Posted By rvbuilder2002
After taking the 16 hr course the certificate...

After taking the 16 hr course the certificate that is issued is called a Light Sport Repairman - Inspector certificate
Forum: RV-12/RV-12iS 11-19-2019, 03:39 PM
Replies: 30
Views: 2,321
Posted By rvbuilder2002
The actual text for 91.409 is do not apply to...

The actual text for 91.409 is

do not apply to -

(1) An aircraft that carries a special flight permit, a current experimental certificate, or a light-sport or provisional airworthiness...
Forum: RV General Discussion/News 11-19-2019, 11:54 AM
Replies: 21
Views: 3,226
Posted By rvbuilder2002
As mentioned already, this working depends on the...

As mentioned already, this working depends on the vintage of the emp kit that this RV-6A was built from.

It will work if it is a late version counter balanced rudder.

There is a very good chance it...
Forum: RV General Discussion/News 11-19-2019, 09:19 AM
Replies: 7
Views: 464
Posted By rvbuilder2002
Jacking using the wing tie down points or lifting...

Jacking using the wing tie down points or lifting at the gear leg both work well.
What is best depends on what work is needing to be done.
E.I., jacking during a condition inspection using the gear...
Forum: RV General Discussion/News 11-18-2019, 09:49 AM
Replies: 15
Views: 1,404
Posted By rvbuilder2002
Some pretty detailed flight testing was done...

Some pretty detailed flight testing was done while developing the lovers in parallel with the new design RV-6,7,9 nose gear.

All of the flight testing indicated little to no influence on cruise...
Forum: RV General Discussion/News 11-18-2019, 09:32 AM
Replies: 21
Views: 3,226
Posted By rvbuilder2002
Inertia The entire mass of the rudder is moving...

Inertia
The entire mass of the rudder is moving rapidly to one side but then is instantaneously stopped by the rudder stop at one end.
The remaining mass of the rudder attempts to stay in motion...
Forum: Rocket 11-15-2019, 11:27 PM
Replies: 10
Views: 1,378
Posted By rvbuilder2002
The problem with using expanded foam is that it...

The problem with using expanded foam is that it adheres the fairing in place. The result of that is it doesn't get removed to inspect the condition of the gear leg.
That is a bad thing because it is...
Forum: RV-12/RV-12iS 11-14-2019, 09:50 PM
Replies: 53
Views: 3,109
Posted By rvbuilder2002
The blown fuse that caused the non charging issue...

The blown fuse that caused the non charging issue being discussed is a pcb mounted / soldered in one amp fuse that supplies a sense voltage to the voltage regulator. It is not inside of any...
Forum: RV-12/RV-12iS 11-14-2019, 05:30 PM
Replies: 53
Views: 3,109
Posted By rvbuilder2002
Another option for anyone finding them self with...

Another option for anyone finding them self with a blown soldered in fuse is to return it to Van's to have the fuse replaced.
The cost of the repair is far less than the purchase price of the entire...
Forum: RV General Discussion/News 11-14-2019, 04:12 PM
Replies: 10
Views: 724
Posted By rvbuilder2002
Correct Here in the U.S., there is not level of...

Correct

Here in the U.S., there is not level of certification or authorization requirement for who can do work on an amateur built experimental aircraft with exception of the yearly condition...
Forum: RV Ongoing Maintenance Issues 11-14-2019, 11:45 AM
Replies: 10
Views: 707
Posted By rvbuilder2002
I use 3/4 turn as well when I have no access to a...

I use 3/4 turn as well when I have no access to a torque wrench, but I caution using 3/4 past "hand tight". 3/4 turn past first seal contact is a much better description in my opinion.
Hand tight to...
Forum: RV Building Tips/Techniques 11-12-2019, 11:17 PM
Replies: 58
Views: 27,139
Posted By rvbuilder2002
No The check that has been described by others...

No

The check that has been described by others in this thread is a good one. Flick the elevator hard and it should stay in motion for a bit (bounce off the travel stop and revers...
Forum: RV Building Tips/Techniques 11-12-2019, 12:51 PM
Replies: 58
Views: 27,139
Posted By rvbuilder2002
Having a low friction level in the elevator...

Having a low friction level in the elevator circuit is not of high importance for autopilot operation (though I imagine if it was severe enough it could impact that).

It is because it takes only a...
Forum: RV-10 11-12-2019, 09:50 AM
Replies: 11
Views: 3,533
Posted By rvbuilder2002
It is simply an update to the design. Simplified...

It is simply an update to the design. Simplified production and reduced cost and weight slightly. Additional strength benefit was not even a consideration.

The design changed during the process of...
Forum: RV-12/RV-12iS 11-12-2019, 09:41 AM
Replies: 8
Views: 826
Posted By rvbuilder2002
The RV-12 has evolved over time..... When first...

The RV-12 has evolved over time.....

When first introduced, there was close to zero access into the fwd avionics area via openings in the instrument panel (the D-180 had a closed tray it installed...
Forum: RV General Discussion/News 11-12-2019, 09:31 AM
Replies: 5
Views: 592
Posted By rvbuilder2002
Something to keep in mind.... The RV-9, when...

Something to keep in mind....
The RV-9, when built per the plans, already has a built in offset to the vertical stab. Over the years the amount of offset has proven to be a pretty good average to...
Forum: Propellers 11-12-2019, 09:20 AM
Replies: 19
Views: 1,608
Posted By rvbuilder2002
Keep in mind that the above approval is for a...

Keep in mind that the above approval is for a very specific engine and ignition configuration.
This came as a result of extensive testing done during a collaboration between Harzell test engineering...
Forum: RV General Discussion/News 11-09-2019, 06:37 PM
Replies: 21
Views: 2,444
Posted By rvbuilder2002
Template is not needed. Just use a straight edge...

Template is not needed. Just use a straight edge and the process that is described in Section 5 of the construction manual.
Forum: RV-6/6A 11-08-2019, 11:59 PM
Replies: 4
Views: 491
Posted By rvbuilder2002
There may have been more, but I am only aware of...

There may have been more, but I am only aware of one RV-6 that was scratch (plans) built.
The builder did purchase a canopy, cowling and other molded fiberglass parts, if I remember correctly, but...
Forum: RV General Discussion/News 11-08-2019, 10:00 AM
Replies: 21
Views: 2,444
Posted By rvbuilder2002
"Trailing edge radius on the ailerons look equal"...

"Trailing edge radius on the ailerons look equal" Was this evaluated with the process detailed in Sub-section 5.7 (Folded Trailing Edges) of Section 5 of the construction manual or just eye? By eye...
Forum: RV-6/6A 11-07-2019, 01:55 PM
Replies: 10
Views: 777
Posted By rvbuilder2002
The newer kits had the RV-8 vertical and...

The newer kits had the RV-8 vertical and rudder.
That began right around 1998-1999 time frame.
Forum: RV-14 11-06-2019, 06:16 PM
Replies: 19
Views: 1,458
Posted By rvbuilder2002
A couple of possibilitys.... Some senders are a...

A couple of possibilitys....

Some senders are a bit stiff and move with some friction when new. Others are always that way. This can effect calibration because with the engine running there is a...
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