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Search: Posts Made By: rvbuilder2002
Forum: RV-12/RV-12iS 04-04-2020, 09:08 AM
Replies: 3
Views: 346
Posted By rvbuilder2002
Actual shop head size requirements details in...

Actual shop head size requirements details in this doc

https://www.vansaircraft.com/faq/mil-r-47196a-military-spec-rivets-buck-type-preparation-and-install/

Other info and explanations are in...
Forum: RV-12/RV-12iS 04-04-2020, 09:00 AM
Replies: 33
Views: 4,581
Posted By rvbuilder2002
The nearly 6 pounds lighter is still valid. The...

The nearly 6 pounds lighter is still valid.
The actual installation weight delta is slightly less because of differences in installation hardware so call it somewhere between 4 - 5 pounds lighter.
Forum: RV-12/RV-12iS 04-01-2020, 07:43 PM
Replies: 33
Views: 4,581
Posted By rvbuilder2002
Testing showed the speed performance of the 3...

Testing showed the speed performance of the 3 blade to be pretty much identical to the two blade, with the 3 blade providing a slight increase in climb rate.

With this being true, if you pitch for...
Forum: RV-6/6A 03-30-2020, 01:47 PM
Replies: 30
Views: 2,469
Posted By rvbuilder2002
Just be sure the speed you are looking to see is...

Just be sure the speed you are looking to see is True Air Speed, not indicated (as already mentioned)

Indicated air speed is nearly useless for doing speed comparisons.

Using my fixed pitch O-360...
Forum: RV-14 03-30-2020, 08:08 AM
Replies: 5
Views: 398
Posted By rvbuilder2002
If you do not install the block off as specified...

If you do not install the block off as specified in the manual, airflow to the pilot side vent will be nearly zero.
Forum: RV-12/RV-12iS 03-29-2020, 08:30 PM
Replies: 13
Views: 1,219
Posted By rvbuilder2002
If the cap is oriented in such a way that the...

If the cap is oriented in such a way that the latch cavity is angled downward so that water can easily drain out, in nearly 100 % prevents this.
Forum: RV-12/RV-12iS 03-24-2020, 06:32 PM
Replies: 29
Views: 3,272
Posted By rvbuilder2002
Some of the earlier harnesses had the xmit and...

Some of the earlier harnesses had the xmit and receive serial data wires inadvertently reversed on the engine maint. port. When a port is not functioning, swapping the two wire positions has always...
Forum: RV-12/RV-12iS 03-24-2020, 02:06 PM
Replies: 29
Views: 3,272
Posted By rvbuilder2002
Jeroen, I am sorry you are having this problem...

Jeroen,
I am sorry you are having this problem with your brand new airplane. I am sure it is frustrating.

I have avoided commenting in this thread because there has already been a lot of incorrect...
Forum: RV General Discussion/News 03-18-2020, 08:34 AM
Replies: 8
Views: 602
Posted By rvbuilder2002
Extending the length of the gear leg slot in the...

Extending the length of the gear leg slot in the bottom cowl should be all the is necessary, but an additional 10 inches sounds a bit excessive.

I suggest you start with 6 inches and see if you can...
Forum: RV-12/RV-12iS 03-17-2020, 03:35 PM
Replies: 5
Views: 481
Posted By rvbuilder2002
Yes Just keep in mind that the tail cone helps...

Yes

Just keep in mind that the tail cone helps properly position the roll bar while it is being installed (roll bar brace anchores to the fwd end of the tail cone) and the positioning of the canopy...
Forum: RV-14 03-17-2020, 03:21 PM
Replies: 13
Views: 1,288
Posted By rvbuilder2002
Congrats! Flap indication tip - Reprogram your...

Congrats!

Flap indication tip -
Reprogram your flap position indicator so that when full up it indicates -3 degrees, then add another indication point below that labeled zero (3 degrees down from...
Forum: RV-14 03-16-2020, 03:26 PM
Replies: 8
Views: 522
Posted By rvbuilder2002
All composite parts in kits for all RV models...

All composite parts in kits for all RV models that could have gel coat incorporated into the production process have had that done (unless it made no sense to, like induction airboxes, etc.)

That...
Forum: RV-14 03-16-2020, 12:01 PM
Replies: 8
Views: 522
Posted By rvbuilder2002
The purpose of the gel coat is to minimize pin...

The purpose of the gel coat is to minimize pin holes.
If you sand it off, you will be generating hundreds more.

The goal with the gel coat should be to sand only enough to fully remove the gloss. A...
Forum: RV-14 03-16-2020, 08:47 AM
Replies: 12
Views: 970
Posted By rvbuilder2002
The intent is for the RTV to be allowed to cure...

The intent is for the RTV to be allowed to cure before installation (it is meant to be a scuff/wear protection, not a seal), but I admit that it doesn't appear to have been mentioned in the plans...
Forum: RV General Discussion/News 03-16-2020, 08:38 AM
Replies: 29
Views: 2,989
Posted By rvbuilder2002
If you search the forum archives I think you will...

If you search the forum archives I think you will find that anytime someone has asked about recommendations of pro build shops, etc., there is a pretty strong feed back regarding what the rules...
Forum: RV-12/RV-12iS 03-15-2020, 12:34 PM
Replies: 23
Views: 4,955
Posted By rvbuilder2002
Well, ok then. You had already done it and then...

Well, ok then. You had already done it and then asked.

Ok deleting my post
Maybe someone else an help
Forum: RV General Discussion/News 03-15-2020, 12:31 PM
Replies: 3
Views: 298
Posted By rvbuilder2002
I think it is printed on the pcb.

I think it is printed on the pcb.
Forum: RV-12/RV-12iS 03-15-2020, 10:49 AM
Replies: 8
Views: 814
Posted By rvbuilder2002
Dry lube on cowl pins ( as specified in the maint...

Dry lube on cowl pins ( as specified in the maint manual) is a much better choice because it doesn’t attract dirt/grit which greatly accelerates wear of the hinges (not to mention making a mess).
In...
Forum: RV-4 03-13-2020, 08:52 AM
Replies: 9
Views: 684
Posted By rvbuilder2002
Every gascolator I have ever seen had a flat...

Every gascolator I have ever seen had a flat screen mounted in the top.
There is not a filter element in the can like you might assume. The can is just a large volume collection point for sediment...
Forum: RV-12/RV-12iS 03-11-2020, 03:21 PM
Replies: 14
Views: 1,545
Posted By rvbuilder2002
I would be very cautious jumping to removing...

I would be very cautious jumping to removing material from the spar stubs if the insertion mismatch is really as much as 1/4".

There is no way that they should be able to cause that much of a...
Forum: RV-12/RV-12iS 03-11-2020, 03:15 PM
Replies: 19
Views: 1,704
Posted By rvbuilder2002
Remember that the toe value check is relative to...

Remember that the toe value check is relative to the aircraft center line. Not the two wheels to each other.

It is not uncommon for the production tolerance to have one leg with toe in and the...
Forum: RV-12/RV-12iS 03-11-2020, 08:37 AM
Replies: 8
Views: 929
Posted By rvbuilder2002
Ernie's issue was with a 912iS engine. In many...

Ernie's issue was with a 912iS engine. In many ways similar to a ULS, but in many other ways very different.

All of the engine related data is obtained from sensors that are connected to the...
Forum: RV-14 03-10-2020, 10:57 AM
Replies: 29
Views: 2,496
Posted By rvbuilder2002
Just so no one gets confused..... The alternate...

Just so no one gets confused.....
The alternate induction air systems provided in RV kits being discussed here have nothing to do with carb ice, and they will not prevent nor mitigate it if it has...
Forum: RV-14 03-10-2020, 08:33 AM
Replies: 29
Views: 2,496
Posted By rvbuilder2002
Lack of a reply here in this forum would...

Lack of a reply here in this forum would hopefully never be considered a definitive answer to a question such as this......

In the earlier years of RV kits, since they were marketed as primarily...
Forum: RV General Discussion/News 03-09-2020, 08:31 AM
Replies: 18
Views: 1,275
Posted By rvbuilder2002
The purpose of the restrictor is more than just...

The purpose of the restrictor is more than just for a hose failure.

Some EFIS systems require the installation of one. I think it is G3X (and probably others) that will have bouncy indications if...
Forum: RV General Discussion/News 03-08-2020, 12:14 PM
Replies: 28
Views: 1,541
Posted By rvbuilder2002
I have always told people that for an RV that is...

I have always told people that for an RV that is typically cruised at higher altitudes, there is no such thing as a climb prop and a cruise prop. They are both the same prop.
There is really only a...
Forum: RV-12/RV-12iS 03-08-2020, 10:46 AM
Replies: 33
Views: 4,581
Posted By rvbuilder2002
There is no conversion document to switch from...

There is no conversion document to switch from the 2 blade to the 3 blade.
You take the one off and use the install instructions to put the 3 blade on.

The pitot tube installation is the same for...
Forum: RV General Discussion/News 03-08-2020, 10:41 AM
Replies: 28
Views: 1,541
Posted By rvbuilder2002
Most people running fixed pitch props on RV’s do...

Most people running fixed pitch props on RV’s do not cruise them at 2700 rpm.
For those people the 2600 rpm limit is not going to be an issue. In fact, the pitch is a pretty good matched for most...
Forum: RV General Discussion/News 03-06-2020, 09:06 AM
Replies: 5
Views: 555
Posted By rvbuilder2002
To be eligible to receive a E_AB Repairmans...

To be eligible to receive a E_AB Repairmans certificate, an individual has to be the primary builder of an aircraft that was certificated as an E-AB aircraft.

To get issued an E-AB airworthiness...
Forum: RV-10 03-05-2020, 03:29 PM
Replies: 6
Views: 613
Posted By rvbuilder2002
Check the friction value in your nose wheel...

Check the friction value in your nose wheel fork.
It is probably too loose.
Spiral prop wash moves the nose wheel in flight which changes rudder trim.
Forum: RV General Discussion/News 03-05-2020, 03:24 PM
Replies: 10
Views: 1,183
Posted By rvbuilder2002
The regulating document is the operating...

The regulating document is the operating limitations that are part of your airworthiness certificate (and hopefully with it in the airplane).

They will describe what is required for flight testing...
Forum: RV-14 03-05-2020, 12:56 PM
Replies: 7
Views: 694
Posted By rvbuilder2002
30 ohms for full 240 ohms for empty. The two...

30 ohms for full
240 ohms for empty.

The two sensors are not the same. There is a left and right.
They key to the holes in the tank rib which are mirror images of each other but not symmetrical, so...
Forum: RV-12/RV-12iS 03-05-2020, 12:51 PM
Replies: 5
Views: 815
Posted By rvbuilder2002
In addition to Mel's info, the standard time...

In addition to Mel's info, the standard time depiction on an ELSA RV-12 is hobbs time. So once your are done doing any ground testing/adjusting, the time displayed over and above that time, is...
Forum: RV General Discussion/News 03-05-2020, 08:45 AM
Replies: 15
Views: 1,949
Posted By rvbuilder2002
A couple of strong saw horse type supports works...

A couple of strong saw horse type supports works fine. One under the base of the firewall, and one directly under one of the aft bulkheads (F-610).

Use carpet or similar as padding. Build them to a...
Forum: RV-14 03-04-2020, 04:24 PM
Replies: 7
Views: 595
Posted By rvbuilder2002
If skin joint where the rivets will join the two...

If skin joint where the rivets will join the two sides matches the template pretty close then it will probably fine as is and you can probably just finish it and see how it matches up to the vertical...
Forum: RV-14 03-04-2020, 02:23 PM
Replies: 7
Views: 595
Posted By rvbuilder2002
It is not clear from your post how you are...

It is not clear from your post how you are checking them....

They do not have to match the template when static. Only when they are clecoed together as they will be when riveted.

The purpose of...
Forum: RV-14 03-04-2020, 10:22 AM
Replies: 7
Views: 690
Posted By rvbuilder2002
My understanding is that the standard canopy...

My understanding is that the standard canopy provides UV filtering, just not all wave lengths.

If I remember correctly it filters UV-A but not UV-B, and using the optional material it filters UV-B...
Forum: RV-12/RV-12iS 03-02-2020, 01:06 PM
Replies: 45
Views: 5,920
Posted By rvbuilder2002
Countersink angles on pretty much all general...

Countersink angles on pretty much all general hardware (screws, washers, etc.) outside of aviation are 82 deg instead of 100.
Forum: RV General Discussion/News 03-02-2020, 12:50 PM
Replies: 15
Views: 1,056
Posted By rvbuilder2002
The standard kit supplied canopy for all RV...

The standard kit supplied canopy for all RV models is tinted to the max. amount allowed for night flight in certificated aircraft.
Forum: RV General Discussion/News 03-01-2020, 12:35 PM
Replies: 47
Views: 5,786
Posted By rvbuilder2002
I am guessing a lot of RV builders are not aware...

I am guessing a lot of RV builders are not aware of some of the lessons learned over the years regarding these types of features on aircraft.

Example - The early generation Mooneys had a large...
Forum: RV General Discussion/News 03-01-2020, 08:04 AM
Replies: 8
Views: 890
Posted By rvbuilder2002
A simpler safetying method is to use the anti...

A simpler safetying method is to use the anti rotation bracket that is available from Vans.
Forum: Propellers 02-28-2020, 09:31 AM
Replies: 11
Views: 1,083
Posted By rvbuilder2002
Another point to consider....

I remember years ago, after Sensenich had just introduced the (I)O-320 fixed pitch metal prop for RV's, everyone was asking for an (I)O-360 version.

At that time, they expressed doubt that they...
Forum: RV-12/RV-12iS 02-21-2020, 08:46 AM
Replies: 162
Views: 21,140
Posted By rvbuilder2002
If there was a concern about drilling holes in...

If there was a concern about drilling holes in the gear leg for the leg fairing attach screws, they would have never been specified there originally, and/or they would have been deleted when the new...
Forum: RV-10 02-20-2020, 11:01 AM
Replies: 27
Views: 2,393
Posted By rvbuilder2002
I wouldn't have any concern with someone pulling...

I wouldn't have any concern with someone pulling an RV-10 with the tail tie down.

Pulling it using the steps would give me some concern it it was being done on the ends.
Forum: RV-9/9A 02-18-2020, 10:44 AM
Replies: 58
Views: 6,826
Posted By rvbuilder2002
Vno is the start of the yellow arc range in the...

Vno is the start of the yellow arc range in the following document -

https://www.vansaircraft.com/faq/airspeed-indicator-markings-by-model/
Forum: RV-9/9A 02-18-2020, 09:52 AM
Replies: 58
Views: 6,826
Posted By rvbuilder2002
John, The article was written as applicable to...

John,
The article was written as applicable to all RV models so it does apply to the RV-9 as well, but don't confuse that article with being the reason for the 160 HP recommendation for the...
Forum: RV General Discussion/News 02-16-2020, 12:15 PM
Replies: 5
Views: 539
Posted By rvbuilder2002
The struts are still under very high pressure...

The struts are still under very high pressure even when they are fully extended so my opinion it that it makes no difference.
Forum: RV-9/9A 02-16-2020, 12:08 PM
Replies: 58
Views: 6,826
Posted By rvbuilder2002
John, This post is not made with the intent to...

John,
This post is not made with the intent to pick at you personally, just to reemphasize the reason that the RV-9 has a maximum recommended engine HP of 160, and hopefully get more people like you...
Forum: RV General Discussion/News 02-14-2020, 12:02 PM
Replies: 47
Views: 5,786
Posted By rvbuilder2002
They can be installed on a 6 as well (in fact...

They can be installed on a 6 as well (in fact that is what they were Beta tested on).
Forum: RV General Discussion/News 02-14-2020, 12:01 PM
Replies: 47
Views: 5,786
Posted By rvbuilder2002
There is a good possibility that there would be...

There is a good possibility that there would be some slight misalignment screw holes in the cover because of the differing radii that the doubler and cover would be installed at, but it might be...
Forum: RV-12/RV-12iS 02-13-2020, 03:26 PM
Replies: 162
Views: 21,140
Posted By rvbuilder2002
I can't help but feel like a shot...

I can't help but feel like a shot messenger.....;)

I don't see that I implied that you could use a loop hole. S.B.'s are purposely issued applying to all aircraft certification levels and the hope...
Forum: RV-12/RV-12iS 02-13-2020, 12:32 PM
Replies: 162
Views: 21,140
Posted By rvbuilder2002
I assume your airplane will be certified as an...

I assume your airplane will be certified as an E-AB so you are not by any regulation required to comply with the SB.
But even if someone disagreed with that, what you built is not an aircraft until...
Forum: Safety 02-13-2020, 09:03 AM
Replies: 50
Views: 9,185
Posted By rvbuilder2002
It is fully possible for there to be FOD...

It is fully possible for there to be FOD contamination in one or both of the carbs and not fins anything in the float bowls.

This has been the cause of quite a few difficult to troubleshoot 912 ULS...
Forum: RV-14 02-13-2020, 08:44 AM
Replies: 10
Views: 1,357
Posted By rvbuilder2002
The RV-14A and RV-14 prototypes have different...

The RV-14A and RV-14 prototypes have different rudder trim compensation as well (the 14A has a wedge adding a little bit of right rudder trim.... the 14 has a wedge adding a little bit of left rudder...
Forum: RV-12/RV-12iS 02-13-2020, 08:29 AM
Replies: 162
Views: 21,140
Posted By rvbuilder2002
I'm not Greg but I think I can cover this...

I'm not Greg but I think I can cover this one...... ;)

With the time of compliance given as "At or before the next annual condition inspection", the risk judgment has already been made for you...
Forum: Alternative Engines 02-12-2020, 03:19 PM
Replies: 41
Views: 8,145
Posted By rvbuilder2002
The cost quote I remembered from the video was...

The cost quote I remembered from the video was "less than half the current cost of a Cont. O-200, which I think is currently around $24K (the reason I wrote 12K)
Forum: Alternative Engines 02-12-2020, 01:23 PM
Replies: 41
Views: 8,145
Posted By rvbuilder2002
Maybe...... will depend on the airplane it is...

Maybe...... will depend on the airplane it is intended for.

Their final goal weight is still a bit higher (15-20 lbs) than the fully installed weight of a Rotax 912. Not huge, but a factor that...
Forum: RV-12/RV-12iS 02-12-2020, 01:04 PM
Replies: 19
Views: 3,368
Posted By rvbuilder2002
Probably would work fine in winds wheret the only...

Probably would work fine in winds wheret the only concern is about the airplane getting turned/moved slightly, but in instances where weather is severe and you really hope to keep a light airplane...
Forum: RV-14 02-12-2020, 09:51 AM
Replies: 5
Views: 689
Posted By rvbuilder2002
By calipers do you possibly mean the master...

By calipers do you possibly mean the master cylinders for the brake pedals?

The calipers are the parts that teh brake pads are mounted to, that squeezes the brake disks.
The wheels, disks, and...
Forum: RV-12/RV-12iS 02-10-2020, 10:24 AM
Replies: 2
Views: 815
Posted By rvbuilder2002
Yes, and no. The landing gear attachment is the...

Yes, and no.

The landing gear attachment is the same for both (the base fuselage is the same for both models)

The wheels / brakes are different.
Forum: Trip Write-ups 02-10-2020, 10:17 AM
Replies: 5
Views: 879
Posted By rvbuilder2002
Thanks all, for the input.

Thanks all, for the input.
Forum: Trip Write-ups 02-08-2020, 10:19 AM
Replies: 5
Views: 879
Posted By rvbuilder2002
Mar de Cortes International Airport, near Puerto Peņasco Mexico

I haven't taken the time to do any searching in the archives (yet), but wondering if there is anyone that can share recent experiences flying from the U.S., into Mar de Cortes International Airport,...
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