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Search: Posts Made By: rvbuilder2002
Forum: RV-12 Yesterday, 03:17 PM
Replies: 6
Views: 598
Posted By rvbuilder2002
At 13 Kg, that is already 28 lbs. I have enough...

At 13 Kg, that is already 28 lbs.
I have enough experience with BRS systems to know that the 28 lbs is probably not enough to account for the weight of the risers and other add ons that will be...
Forum: RV-12 Yesterday, 11:51 AM
Replies: 15
Views: 1,394
Posted By rvbuilder2002
Missing from the list is all up empty...

Missing from the list is all up empty weight.

Not being snarky.... genuinely curious (and I imagine many others are as well) what this level of modification (presumably) costs in empty weight.
Forum: RV-9/9A 09-17-2018, 09:16 AM
Replies: 12
Views: 1,311
Posted By rvbuilder2002
Most certified aircraft with trim wheels for...

Most certified aircraft with trim wheels for pitch trim control actuate by using a closed loop cable system ( a loop of cable that runs between the trim wheel and another pulley wheel aft that...
Forum: RV General Discussion/News 09-17-2018, 09:04 AM
Replies: 37
Views: 8,590
Posted By rvbuilder2002
I think it would be foolish to assume that the...

I think it would be foolish to assume that the only damage to be concerned about if a canopy were to contact the vertical stab, would be failure of the fwd attach point.......

It would also be...
Forum: RV General Discussion/News 09-16-2018, 07:03 PM
Replies: 15
Views: 905
Posted By rvbuilder2002
The newest design from Van's (the RV-14) has...

The newest design from Van's (the RV-14) has slots to allow for jettison of the canopy. I assure you that because of the trouble they cause in designing a fully sealed fwd canopy, etc., they would...
Forum: Safety 09-15-2018, 09:07 PM
Replies: 21
Views: 3,378
Posted By rvbuilder2002
"Don't cut the stick until you are sure you have...

"Don't cut the stick until you are sure you have absolutely zero interest in aerobatics" is what I tell all builders.
Forum: RV-14 09-12-2018, 08:49 AM
Replies: 37
Views: 3,832
Posted By rvbuilder2002
I assume by "Van's said" you are referring to...

I assume by "Van's said" you are referring to me?????

My comment was made as an effort to help you, not criticize you. As mentioned previously, the forums are full of posts from people that shotgun...
Forum: RV-14 09-12-2018, 08:35 AM
Replies: 37
Views: 3,832
Posted By rvbuilder2002
Tim, Just because you talked to someone in person...

Tim,
Just because you talked to someone in person at Van's doesn't mean you got a proper understanding or the correct info.

None of Van's RV-10's have the alternate design part that can be made from...
Forum: RV-10 09-11-2018, 09:14 AM
Replies: 29
Views: 5,911
Posted By rvbuilder2002
Hi Brian, I noticed on your blog you mentioning...

Hi Brian,
I noticed on your blog you mentioning your countersink depth of .012-.015" deeper than flush compared to Van's recommended of .007 deeper.

The .007 deeper is based on detailed analysis of...
Forum: RV-8/8A 09-11-2018, 08:58 AM
Replies: 6
Views: 645
Posted By rvbuilder2002
Pretty much all RV's have some amount of right...

Pretty much all RV's have some amount of right rudder trim added.
If they don't, it is not because the build did such a fine job, it is because there are other trimming influences built into the...
Forum: RV-12 09-11-2018, 08:51 AM
Replies: 5
Views: 877
Posted By rvbuilder2002
Correct Just the bottom center is done during...

Correct

Just the bottom center is done during assembly because the fwd tunnel is very narrow and sealing is difficult to do after it is assembled.
Forum: RV-12 09-11-2018, 08:47 AM
Replies: 12
Views: 1,022
Posted By rvbuilder2002
The fuel flow and fuel level indications on the...

The fuel flow and fuel level indications on the EFIS require calibration.
It is possible yours was not done properly, or that something has changed slightly since it was.

The indication for fuel...
Forum: RV-12 09-11-2018, 08:34 AM
Replies: 12
Views: 1,022
Posted By rvbuilder2002
This might be true for some RV-12's if they have...

This might be true for some RV-12's if they have never had the fuel flow indication calibrated.
If the Kfactor is adjusted based on actual fuel used vs indicated fuel used, it can get the fuel flow...
Forum: RV-9/9A 09-10-2018, 09:29 AM
Replies: 18
Views: 5,365
Posted By rvbuilder2002
Ok..... What is the overall empty weight?

Ok.....

What is the overall empty weight?
Forum: RV-14 09-10-2018, 09:27 AM
Replies: 2
Views: 423
Posted By rvbuilder2002
2 corner and one straight (K1000).... used to...

2 corner and one straight (K1000).... used to attach the aft flange of the center tunnel cover on the baggage floor.
Forum: RV General Discussion/News 09-09-2018, 09:36 AM
Replies: 28
Views: 1,477
Posted By rvbuilder2002
Adjusting the speed by changing the mechanical...

Adjusting the speed by changing the mechanical ratio is another way to do it but it also reduces the amount of overall trim tab travel. In most RVís that will result in not enough.....
Forum: RV General Discussion/News 09-08-2018, 09:24 AM
Replies: 28
Views: 1,477
Posted By rvbuilder2002
The stand alone one that was popular for many...

The stand alone one that was popular for many years (Matronics) is noise free.
Forum: RV General Discussion/News 09-07-2018, 10:07 PM
Replies: 28
Views: 1,477
Posted By rvbuilder2002
All of the popular EFIS systems that have the...

All of the popular EFIS systems that have the option to control trim speed, do it via pwm. The trim speed control system in the RV-12 is via pwm. Many of the stand alone speed controls are as well,...
Forum: RV-14 09-06-2018, 12:58 PM
Replies: 14
Views: 894
Posted By rvbuilder2002
I can't answer that because I have not physically...

I can't answer that because I have not physically seen the part being discussed but since the photo shows a screw and a clamping block my guess would be the answer is no.

If the standard kit...
Forum: RV General Discussion/News 09-06-2018, 12:53 PM
Replies: 28
Views: 1,477
Posted By rvbuilder2002
Controlling the speed by lowering the voltage...

Controlling the speed by lowering the voltage (the byproduct of adding a resistor) is less than desirable because it also reduces the torque of the motor.

This can cause the motor to not run when it...
Forum: RV-14 09-06-2018, 11:26 AM
Replies: 14
Views: 894
Posted By rvbuilder2002
If the latch is not usable, It wouldn't matter...

If the latch is not usable, It wouldn't matter whether the hinge cover was defeatable...... So I guess I don't understand your question...
Forum: RV-12 09-06-2018, 08:48 AM
Replies: 13
Views: 2,403
Posted By rvbuilder2002
Another option is to upgrade to the new servo...

Another option is to upgrade to the new servo tray which has an integral mount for a DB9 d-sub connector. This then utilizes the same pins but has the added benefit of easily separating the...
Forum: RV-14 09-06-2018, 08:35 AM
Replies: 14
Views: 894
Posted By rvbuilder2002
One thing to keep in mind is that the kit...

One thing to keep in mind is that the kit supplied parts are purposely designed to be fragile to some degree. This is to assure that if the pilot ever chooses to jettison the canopy in flight, that...
Forum: RV General Discussion/News 09-04-2018, 05:05 PM
Replies: 57
Views: 7,691
Posted By rvbuilder2002
I know of gascolators being found 1/2 full of...

I know of gascolators being found 1/2 full of water on RV's, so it probably depends on many factors (sumping diligence of pilot, etc.)

It is a misconception that gascolators are supposed to be...
Forum: RV-14 09-04-2018, 03:12 PM
Replies: 16
Views: 658
Posted By rvbuilder2002
If you do have to disconnect it later you don't...

If you do have to disconnect it later you don't need an engine lift.

Think outside the box....

Add some weight to the tail and push the tail to the floor....lifting the weight entirely off of...
Forum: RV-14 09-04-2018, 03:09 PM
Replies: 16
Views: 658
Posted By rvbuilder2002
I have fitted that part of the exhaust numerous...

I have fitted that part of the exhaust numerous times without disconnecting the strut but i will admit it is a bit of a puzzle to do it.
It is also possible that there is a very slight variation from...
Forum: RV-14 09-04-2018, 03:06 PM
Replies: 16
Views: 658
Posted By rvbuilder2002
Correct Just confirm that the bushing is just...

Correct
Just confirm that the bushing is just slightly longer than the more in the strut so that you know for sure that the clamping force is on the bushing and not the strut end.
Forum: RV-10 09-04-2018, 11:13 AM
Replies: 15
Views: 958
Posted By rvbuilder2002
The result of an apparent miscommunication,...

The result of an apparent miscommunication, because both of the RV-10 prototypes have been flying with 1/8" pins (actually .115") at this location since they were built.

It works quite well since if...
Forum: RV-14 09-04-2018, 08:50 AM
Replies: 16
Views: 658
Posted By rvbuilder2002
In cases where a bolt acts as the pivot/hinge...

In cases where a bolt acts as the pivot/hinge point (such as the example of the clevis joint on a rudder cable end) the nut should be left loose enough to allow the joint to hinge with low...
Forum: RV General Discussion/News 09-04-2018, 08:34 AM
Replies: 12
Views: 653
Posted By rvbuilder2002
The dimensional difference between a #41 and #40...

The dimensional difference between a #41 and #40 drill bit is 2 thousandths of an inch.

That small difference has no influence on whether a riveted joint is leak free or not, but if it makes someone...
Forum: RV General Discussion/News 09-04-2018, 08:28 AM
Replies: 21
Views: 3,703
Posted By rvbuilder2002
It is still an option.

It is still an option.
Forum: RV-12 09-04-2018, 08:22 AM
Replies: 23
Views: 1,981
Posted By rvbuilder2002
Not saying that the Elites aren't a better...

Not saying that the Elites aren't a better wearing tire but pretty much every new RV pilot (regardless of model) gets many more landings on there second set of tires (regardless of whether they...
Forum: RV-12 09-04-2018, 08:17 AM
Replies: 23
Views: 1,981
Posted By rvbuilder2002
On a standard built RV-12 the wheel pants are...

On a standard built RV-12 the wheel pants are good for 4 Kts.
Forum: VAF Classifieds (posts in here deleted after 30 days) 09-03-2018, 09:14 AM
Replies: 8
Views: 773
Posted By rvbuilder2002
While you are checking things out with Ernie, ask...

While you are checking things out with Ernie, ask him why after building a large # of RV-12's the Eagles Nest program doesn't use the Viking engine.
Forum: RV Building Tips/Techniques 09-02-2018, 12:08 PM
Replies: 5
Views: 440
Posted By rvbuilder2002
I can see value in a removable induction scoop...

I can see value in a removable induction scoop but using it as a shortcut for doing an oil change is not one of them.

The value of looking over the entire engine while the oil is draining can't be...
Forum: RV-10 09-02-2018, 11:54 AM
Replies: 15
Views: 958
Posted By rvbuilder2002
I am pretty sure the RV-10 plans specify use of...

I am pretty sure the RV-10 plans specify use of 1/8 pin at the upper portion of the firewall.
Forum: RV General Discussion/News 09-01-2018, 09:18 AM
Replies: 2
Views: 440
Posted By rvbuilder2002
This button (If I am recalling correctly) has...

This button (If I am recalling correctly) has been available for quite a while so I am guessing you updated from quite an old release level? Maybe that is what made it load incrementally, because I...
Forum: RV Ongoing Maintenance Issues 08-30-2018, 08:49 AM
Replies: 32
Views: 4,083
Posted By rvbuilder2002
Looks like pretty much the same thing at more...

Looks like pretty much the same thing at more than twice the price.
I have found the 16" long tubes to be more than long enough for everything I need to lube on an airplane and I prefer to support...
Forum: RV-12 08-30-2018, 08:29 AM
Replies: 5
Views: 1,076
Posted By rvbuilder2002
A Grove magnesium wheels kit. Slightly lighter,...

A Grove magnesium wheels kit. Slightly lighter, better brake disc wear, etc.
Forum: RV General Discussion/News 08-30-2018, 08:23 AM
Replies: 21
Views: 2,254
Posted By rvbuilder2002
Now that all of the conclusion jumping and...

Now that all of the conclusion jumping and speculation has been put to rest.......:rolleyes:

Van's assigns a serial # to any given RV project, based on the serial # of the empenage kit used to build...
Forum: RV General Discussion/News 08-29-2018, 09:34 PM
Replies: 21
Views: 2,254
Posted By rvbuilder2002
First post is quoted above. There are no other...

First post is quoted above. There are no other posts in the thread by flyabq.
Forum: RV General Discussion/News 08-29-2018, 07:01 PM
Replies: 21
Views: 2,254
Posted By rvbuilder2002
Read the first post again...... I don't see that...

Read the first post again...... I don't see that he every wrote that.
Forum: RV General Discussion/News 08-29-2018, 03:36 PM
Replies: 21
Views: 2,254
Posted By rvbuilder2002
Lots of conclusion jumping going on...

Lots of conclusion jumping going on here.....

The OP never said he had to find the original fuselage so that he could finish building his airplane.
He just said he was looking for it.
Forum: RV General Discussion/News 08-28-2018, 01:38 PM
Replies: 5
Views: 577
Posted By rvbuilder2002
My experience has been that making flap rigging...

My experience has been that making flap rigging changes to adjust roll trim has very little effect.
The flaps are so far inboard that the roll moment they are able to induce is small unless you make...
Forum: RV-12 08-27-2018, 01:03 PM
Replies: 27
Views: 3,479
Posted By rvbuilder2002
You mean there were other people there? I never...

You mean there were other people there?

I never even noticed......... :rolleyes:
Forum: RV-12 08-27-2018, 09:44 AM
Replies: 27
Views: 3,479
Posted By rvbuilder2002
One thing that has an influence on the lead...

One thing that has an influence on the lead contamination problem on spark plugs is power setting.
Cruising at lower RPM makes the problem worse than cruising at up near 5500 RPM
Forum: RV General Discussion/News 08-25-2018, 06:57 PM
Replies: 16
Views: 712
Posted By rvbuilder2002
I think what Jon means is don't leave it 100%...

I think what Jon means is don't leave it 100% full when you are finished bleeding. I remove about a 1/2 inch of fluid for the same reason he mentioned.
Forum: RV General Discussion/News 08-25-2018, 06:34 PM
Replies: 24
Views: 3,999
Posted By rvbuilder2002
Since you installed a different fuel flow sensor...

Since you installed a different fuel flow sensor and moved it to a different location, you probably shouldn't put too much trust in the indicated fuel flow until you are able to fly the airplane...
Forum: RV-14 08-25-2018, 09:21 AM
Replies: 14
Views: 894
Posted By rvbuilder2002
The covers on both RV-14 prototypes were painted...

The covers on both RV-14 prototypes were painted separately, with masking to prevent paint build-up in the flanges that the covers rest in.
Forum: RV General Discussion/News 08-24-2018, 09:25 PM
Replies: 1
Views: 347
Posted By rvbuilder2002
Untrimmed it gives you something to drill and...

Untrimmed it gives you something to drill and Cleo through to keep things aligned while fitting the hinge. Then you trim it off afterwards.
Forum: RV Ongoing Maintenance Issues 08-24-2018, 10:40 AM
Replies: 32
Views: 4,083
Posted By rvbuilder2002
In our shop we use LPS2 with extend-a-lube super...

In our shop we use LPS2 with extend-a-lube super straws (one of my favorite little tool...
Forum: RV General Discussion/News 08-23-2018, 11:41 PM
Replies: 16
Views: 712
Posted By rvbuilder2002
The OP said the right side pedals will stroke to...

The OP said the right side pedals will stroke to full extension.
If it was hung up pilot side cyl's they would be hard but have no brakes.
Chances are the system is low on fluid for some reason and...
Forum: RV-12 08-23-2018, 01:15 PM
Replies: 14
Views: 1,613
Posted By rvbuilder2002
You can if you want, but it is not specified or...

You can if you want, but it is not specified or required by Van's (and why it is not mentioned in the KAI).

The burden is still on the builder to make a determination whether deburring any given...
Forum: RV General Discussion/News 08-23-2018, 01:09 PM
Replies: 16
Views: 712
Posted By rvbuilder2002
When a brake master cyl is functioning properly,...

When a brake master cyl is functioning properly, it is an open path for fluid from the low pressure/input side to the high pressure / output side when the pedal is in its free/unactivated state. In...
Forum: RV General Discussion/News 08-23-2018, 09:11 AM
Replies: 14
Views: 1,549
Posted By rvbuilder2002
I agree. With airplanes, a squeak is not...

I agree.

With airplanes, a squeak is not necessarily an indication of something bad, but a squeak with a yet to be determined cause could be very serious.

An airplane should not be flown until a...
Forum: RV-12 08-22-2018, 10:51 PM
Replies: 9
Views: 1,065
Posted By rvbuilder2002
The vent handles were a late enough development...

The vent handles were a late enough development that the decision was made to not let them delay release of the fuselage or finish kit so I think they were rolled to the avionics kit.

The part you...
Forum: RV-12 08-22-2018, 07:59 PM
Replies: 10
Views: 1,794
Posted By rvbuilder2002
With the way the flaperon system is designed,...

With the way the flaperon system is designed, wing removal/installation has no bearing on cracking in the bracket as long as everything is built and assembled correctly.
As designed, the cylindrical...
Forum: RV-14 08-22-2018, 01:05 PM
Replies: 15
Views: 1,044
Posted By rvbuilder2002
I agree there are many ways to accomplish the...

I agree there are many ways to accomplish the testing, but connecting a manometer and watching it for a week is no different than watching a home weather station. The reading will go up and down...
Forum: RV-14 08-22-2018, 10:35 AM
Replies: 2
Views: 376
Posted By rvbuilder2002
It is black foam material as described in step 1....

It is black foam material as described in step 1. It has a 45 degree bevel cut along one edge.
Forum: RV-12 08-19-2018, 10:59 PM
Replies: 13
Views: 1,512
Posted By rvbuilder2002
That is a crush washer. It is reusable. Unlike...

That is a crush washer.
It is reusable.
Unlike the crush gasket on the oil tank plug which should be replaced at each removal.
Forum: RV-9/9A 08-19-2018, 06:08 PM
Replies: 9
Views: 590
Posted By rvbuilder2002
That is because it is an "extended cowl" The...

That is because it is an "extended cowl"

The conversation is/was about a standard van's cowl which is designed around "standard" propellers, which from what I understand the WW dimensions are also...
Forum: RV-14 08-19-2018, 05:54 PM
Replies: 11
Views: 1,487
Posted By rvbuilder2002
Thanks for adding the additional details. They...

Thanks for adding the additional details.
They are important to understanding why your issue occurred and show that an aluminum fitting in an aluminum oil cooler isn't automatically a disaster...
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