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Search: Posts Made By: BillL
Forum: VAF Classifieds (posts in here deleted after 30 days) Yesterday, 05:44 PM
Replies: 1
Views: 114
Posted By BillL
Hey, Tim, everyone seems to be leaving Illinois...

Hey, Tim, everyone seems to be leaving Illinois or working on it. Barry at C75 just sold his RV7A, you might give him a call and make an offer if he still has his cover.
Forum: Propellers Yesterday, 05:29 PM
Replies: 13
Views: 515
Posted By BillL
Yes, air in the crankshaft cavity. The air has to...

Yes, air in the crankshaft cavity. The air has to pass through the front crank bearing to get out. There is not a lot of oil flow (long bearing) so it can take a few minutes. And it is pretty common....
Forum: Safety Yesterday, 05:13 PM
Replies: 21
Views: 1,415
Posted By BillL
Deming . . .

I love that guy! A properly implemented six-sigma program is the next generation built on the solid Deming foundation.
Forum: RV General Discussion/News Yesterday, 05:05 PM
Replies: 4
Views: 193
Posted By BillL
Same experience as noted. The power stroke torque...

Same experience as noted. The power stroke torque impulses are increased with higher power, so the vibration will be more intense with lower altitudes at the same RPM.

I can run down to 2350 if...
Forum: Temp / Test / Misc. (posts deleted after 2 weeks) 05-07-2021, 06:34 PM
Replies: 27
Views: 1,278
Posted By BillL
Agree on both. I got Moderna and was light headed...

Agree on both. I got Moderna and was light headed on the first day 1 of 1. 2 of 2 I could imagine getting vertigo if in IMC easily. I ran a low-grade fever on 1 of 2 and on 2 of 2. Third day better...
Forum: RV Building Tips/Techniques 05-07-2021, 03:17 PM
Replies: 12
Views: 634
Posted By BillL
:eek: Big Thumbs UP Which is exactly why there...

:eek:

Big Thumbs UP

Which is exactly why there is a moment generated at on the master cylinder housing. A spherical joint would work, as the steel tab is going to deflect too.
Forum: Traditional Aircraft Engines 05-07-2021, 03:09 PM
Replies: 14
Views: 944
Posted By BillL
Mike refers to the aft of #3 for post 15 but is...

Mike refers to the aft of #3 for post 15 but is spot on about the spark plug. I found a really cool file to do between the fins. 0-10F benefit.

Here is the front of #2 chute, but as I said, you can...
Forum: RV Ongoing Maintenance Issues 05-06-2021, 09:25 AM
Replies: 18
Views: 930
Posted By BillL
Dissolve what gasoline won't.

Thanks for that information. The solvent should be more "aggressive" than mineral spirits or it may dissolve nothing.

Knowing that the spray carb cleaner works is my key takeaway.

This leaves...
Forum: Traditional Aircraft Engines 05-06-2021, 06:26 AM
Replies: 14
Views: 944
Posted By BillL
Rick, you know #2 has the same fin blocking...

Rick, you know #2 has the same fin blocking challenge that #3 has. I made a chute for my M1B, in the baffle stage, but my 10Friend did not and cleverly just added 3 (maybe 4?) #30 holes in the corner...
Forum: RV General Discussion/News 05-05-2021, 09:07 PM
Replies: 67
Views: 8,454
Posted By BillL
Nicely done, Sam!!

Ha ha ha . . . maybe not, but you are sooo close!! Excellent job, Sam. Knowing when to quit is the final judge of a skill set.

Nice job!!
Forum: Traditional Aircraft Engines 05-05-2021, 06:41 PM
Replies: 31
Views: 2,639
Posted By BillL
#3 Bypass Chute Template

I did fin and flow area calculations many years ago for the one like Stu shows. Phase I measurements confirmed success. Easy to make. Here is the template, just make a cardboard (white board) sample,...
Forum: RV Ongoing Maintenance Issues 05-05-2021, 07:22 AM
Replies: 6
Views: 374
Posted By BillL
Hey Greg, if you go that Bronco rebuild route,...

Hey Greg, if you go that Bronco rebuild route, could you document the internals comparison and post for the world?
Good luck Thanks!!


To the issue, I might have thought low magnet flux, but if...
Forum: Alternative Engines 05-04-2021, 06:19 PM
Replies: 11
Views: 1,144
Posted By BillL
Thanks !!

I have not found any actual reports via google and links, but - - the NASA report server hit paydirt immediately. Several volumes of reports on the diesels but nothing on the GAP publicly...
Forum: RV General Discussion/News 05-04-2021, 05:29 PM
Replies: 7
Views: 559
Posted By BillL
A 7 and not an 8, but I affixed the mount to the...

A 7 and not an 8, but I affixed the mount to the engine while it was hanging. Then installed (both) to the firewall. It was attached and removed a few times as it was easier to do things I did not...
Forum: Alternative Engines 05-04-2021, 08:20 AM
Replies: 11
Views: 1,144
Posted By BillL
I would think the Honda/Continental engine might...

I would think the Honda/Continental engine might be of more interest. In dreamland I ponder an open funded, developed, and component sourced design within the experimental community. Like the CAD...
Forum: Alternative Engines 05-04-2021, 06:48 AM
Replies: 11
Views: 1,144
Posted By BillL
It was a two-stroke diesel (Detroit Dieselish),...

It was a two-stroke diesel (Detroit Dieselish), with 4 valves, roots blower, and turbocharged. Fork and blade rods so the cylinders were in line. Individual pumps so they could be replaced. My very...
Forum: RV Ongoing Maintenance Issues 05-04-2021, 06:32 AM
Replies: 2
Views: 193
Posted By BillL
NAPA 2-29000

See this thread. DanH has a link to his report on his source page.

https://vansairforce.net/community/showthread.php?t=188627
Forum: Fuel Injection Systems 05-03-2021, 08:22 PM
Replies: 8
Views: 697
Posted By BillL
The mag drop is not consistent with mixture or...

The mag drop is not consistent with mixture or valve sticking. It surely seems like ignition. Plugs, wires, etc. Even carbon tracking in the mag. If the mag tested for even spark (4) on a bench...
Forum: Traditional Aircraft Engines 05-03-2021, 07:23 PM
Replies: 31
Views: 3,367
Posted By BillL
Mine is just like this photo. I had some...

Mine is just like this photo. I had some stand-offs in the M1B kit used to spread the center of the adel to "fixate" the hose in a happy position.
Forum: RV General Discussion/News 05-03-2021, 05:23 PM
Replies: 67
Views: 8,454
Posted By BillL
Sam, For a couple of decades I worked on steel...

Sam, For a couple of decades I worked on steel (hobby) dents on auto bodies. I read every book I could find but never could get the hammer welding down. Then I saw Kent White at OSH in about 2000 and...
Forum: Traditional Aircraft Engines 05-03-2021, 06:45 AM
Replies: 31
Views: 3,367
Posted By BillL
Was that tee fitting in post #1 (the black one)...

Was that tee fitting in post #1 (the black one) aluminum or steel? It kinda looks like an Earl aluminum fitting. Way lower torque.
Forum: Electronic Ignition Systems 05-03-2021, 06:16 AM
Replies: 3
Views: 255
Posted By BillL
If it is not attached you can expect ignition...

If it is not attached you can expect ignition noise for one thing. And heat generation for other. Yes, it is important.

No ignition high tension should have loose connections, ever, on any...
Forum: Glass Cockpit 05-02-2021, 12:39 PM
Replies: 10
Views: 594
Posted By BillL
After years of reading the g3X manual (it has...

After years of reading the g3X manual (it has regular updates) it is hard to find the details, but 95% is there for the non-touch.

You might give the G3Xpert hot line a call tomorrow, Justin or...
Forum: Electrical Systems 04-29-2021, 09:58 AM
Replies: 42
Views: 1,535
Posted By BillL
I would agree, there is a Lycoming designated lug...

I would agree, there is a Lycoming designated lug on the right lower aft side of the case that I used on an M1B. The starter is already well grounded to the case.

Flat ground cable expanded with a...
Forum: RV General Discussion/News 04-29-2021, 05:24 AM
Replies: 3
Views: 484
Posted By BillL
Lets quantify, please.

How uneven?

Mike hit the basics and that might be enough. The "washer" or opening up the back of #3 is good for about 20F (more or less depending).
Forum: RV-6/6A 04-29-2021, 05:17 AM
Replies: 3
Views: 422
Posted By BillL
It should be snug.

Do not use fuel lube for Usher caps, Krytox is great for both o-rings. When you rebuilt, you did remove the nut on the bottom, right? Just slowly tighten it until the lever closes with a light force,...
Forum: RV Ongoing Maintenance Issues 04-28-2021, 11:29 AM
Replies: 17
Views: 1,595
Posted By BillL
it took me about 10 flights to get all tested and...

it took me about 10 flights to get all tested and finalized. As suggested try 1/16 at a time and fly for a bit to make sure it is balanced.

I ordered new hinges w/o holes and made a jig to match...
Forum: RV-8/8A 04-27-2021, 08:58 AM
Replies: 35
Views: 3,573
Posted By BillL
Find Paul Dyes post on this subject.

You will have to do some searching of VAF, but Paul Dye has an excellent series of posts showing how he put an elastic sleeve around the fasteners to allow movement of the canopy from thermal...
Forum: RV-7/7A 04-27-2021, 08:48 AM
Replies: 16
Views: 1,253
Posted By BillL
Most definitely

Me too.

It is 2 generations beyond the 7 in completeness, precision of parts, build instructions, planning of wiring and routing. I had a mental list of areas for improvement and when I first...
Forum: RV General Discussion/News 04-27-2021, 08:13 AM
Replies: 53
Views: 5,211
Posted By BillL
[/B] Surely you noted that the valve stems were...

[/B]

Surely you noted that the valve stems were larger, valve head diameter smaller and seat specifications were wider than automotive. It has been this way for decades.

High loads, high cylinder...
Forum: Traditional Aircraft Engines 04-26-2021, 03:40 PM
Replies: 13
Views: 1,567
Posted By BillL
https://vansairforce.net/community/showthread.php?...

https://vansairforce.net/community/showthread.php?t=191165

Tim reamed the stud then reinstalled a larger one. All the info is in the thread - talking about how tight it is (the new stud insertion)...
Forum: RV General Discussion/News 04-26-2021, 12:56 PM
Replies: 10
Views: 1,625
Posted By BillL
Everyone has about the same price. If it is...

Everyone has about the same price.

If it is just backlash being zero, a few gear calculations could yield the necessary center spread vs backlash. Easy to make a shim, but i might start with a thin...
Forum: Alternative Engines 04-26-2021, 07:31 AM
Replies: 34
Views: 3,569
Posted By BillL
You are gonna rip your tail off kid. . . . ....

You are gonna rip your tail off kid. . . . . .


See if it works at Reno first.
Forum: RV-6/6A 04-25-2021, 07:02 PM
Replies: 10
Views: 741
Posted By BillL
Marc, the standard James inlet rings do not...

Marc, the standard James inlet rings do not tolerate inefficiencies and internal loss of air across the engine fins. This is a system - - oil cooler, loss management, and pressure recovery from inlet...
Forum: RV General Discussion/News 04-25-2021, 06:37 PM
Replies: 53
Views: 5,211
Posted By BillL
Right, lead is/was a poison to the catalytic...

Right, lead is/was a poison to the catalytic converters and later for O2 sensors, even in tiny amounts. Removal of lead fuel allowed drastic reductions of CO and NOx facilitated with more narrow A/F...
Forum: Fiberglass 04-25-2021, 06:19 PM
Replies: 18
Views: 1,475
Posted By BillL
Yes, I do wax under PVA in making my plenums....

Yes, I do wax under PVA in making my plenums. Probably overkill, but I waxed a couple of times, then sprayed the PVA. The first coat needs to be misty and light or it will collect and bead over the...
Forum: RV Ongoing Maintenance Issues 04-24-2021, 05:41 AM
Replies: 17
Views: 1,391
Posted By BillL
More than the regulator.

It is more than the regulators. The PP has a range of reported issues, not all of them verified. I do know of 3 diode bridge failures and not early hrs - 300+. That could be cooling but two had air...
Forum: RV Photo/Video URLs 04-23-2021, 05:30 PM
Replies: 8
Views: 772
Posted By BillL
Thanks for the video, Dave. My son lives in...

Thanks for the video, Dave. My son lives in Bellingham and I have been trying to get up there to go for over a year. This is an inspiration to get going. If you could help be to predict some clear...
Forum: Traditional Aircraft Engines 04-23-2021, 12:02 PM
Replies: 13
Views: 1,567
Posted By BillL
Just retightening hose clamps is very iffy.

On my new M1B, the rocker return tubes were removed for access during baffle installation. I could not get them seal again and after 25 hrs of trying to seal the leaks, constant force (spring) clamps...
Forum: Tools 04-21-2021, 07:41 AM
Replies: 12
Views: 886
Posted By BillL
Post a picture of the data plate, I bet you will...

Post a picture of the data plate, I bet you will get some help. There are a lot of sources for the parts, but usually salvagers. Bearings are always available. Try this site...
Forum: Tools 04-20-2021, 06:55 PM
Replies: 12
Views: 886
Posted By BillL
Is there some reason you don't want to just...

Is there some reason you don't want to just repair it?
Forum: RV Ongoing Maintenance Issues 04-20-2021, 07:22 AM
Replies: 9
Views: 742
Posted By BillL
Bill, great to have a Dad to do things like...

Bill, great to have a Dad to do things like this!!

Generally there are two (three) engineering things about these jacks:
1. you must have a capturing pivot to minimize the bending moment on the...
Forum: Traditional Aircraft Engines 04-20-2021, 06:58 AM
Replies: 3
Views: 739
Posted By BillL
Definitely wrong class . . . .

Three hash marks is a grade 5, not 3 and the should all be 5's. I would send the picture to Superior and just so they have to answer the question. You can get a grade 5 or 8 at the farm supply to...
Forum: RV-7/7A 04-18-2021, 06:38 AM
Replies: 8
Views: 404
Posted By BillL
Since you have the G3X, take some data and plot...

Since you have the G3X, take some data and plot GPS altitude and attitude to ensure you are not in a rising/falling air mass.

If it is a data aliasing issue, where the pulse frequency is too close...
Forum: RV Ongoing Maintenance Issues 04-17-2021, 06:19 AM
Replies: 5
Views: 360
Posted By BillL
Longerons - yes use for the leveling Tail weight,...

Longerons - yes use for the leveling
Tail weight, yes, weight then adjust as needed.

I find the tail weighting tricky for my -7, and use an HF transmission jack with a sturdy stand to sit under the...
Forum: VAF Classifieds (posts in here deleted after 30 days) 04-16-2021, 05:10 PM
Replies: 23
Views: 2,555
Posted By BillL
Attention Budget Builders

Nice answer for those budget build posts - -and it can use the new engine mount and nose gear design if desired. ...
Forum: RV Ongoing Maintenance Issues 04-16-2021, 04:42 PM
Replies: 5
Views: 360
Posted By BillL
Jack the plane using the wing tie downs and jack...

Jack the plane using the wing tie downs and jack points, you MUST hold down the tail. Jack until wheels are lifted and longeron level in pitch and roll.

Vans pressure recovery pants recommended....
Forum: RV-12/RV-12iS 04-15-2021, 06:47 AM
Replies: 13
Views: 1,227
Posted By BillL
+1 .

+1 .
Forum: RV Building Tips/Techniques 04-15-2021, 05:57 AM
Replies: 2
Views: 635
Posted By BillL
Mike, the exploding rivets are indeed...

Mike, the exploding rivets are indeed interesting, there was a lot of exotic technology used in some of the WWII era aircraft.

I stumbled on, and can not re-find, a video of a bucking bar for the...
Forum: Safety 04-15-2021, 05:41 AM
Replies: 59
Views: 6,875
Posted By BillL
And worn on opposite sides of the central axis....

And worn on opposite sides of the central axis. Chilling to be sure.

Agree - - - new age micro art.
Forum: RV-14 04-14-2021, 04:19 PM
Replies: 7
Views: 617
Posted By BillL
You will have some time to do this. But . . . You...

You will have some time to do this. But . . . You could look at a condition inspection list and walk around to see what tools are needed to do each task. I am still working on my complete list after...
Forum: Traditional Aircraft Engines 04-14-2021, 05:30 AM
Replies: 31
Views: 2,639
Posted By BillL
It is not a slow speed airplane. Some cool better...

It is not a slow speed airplane. Some cool better than others and while you can help that with some attention to the cooling, operation is important too. When working in the pattern, throttle back...
Forum: Safety 04-13-2021, 06:20 AM
Replies: 59
Views: 6,875
Posted By BillL
Funny!! I once left a meeting arrangement to two...

Funny!! I once left a meeting arrangement to two PhD's in different locations. It was poorly done and did not happen. Each assumed the other was picking up the slack and catching the details, like...
Forum: Traditional Aircraft Engines 04-13-2021, 06:09 AM
Replies: 20
Views: 2,372
Posted By BillL
Since it is corrosion, I suspect oil samples...

Since it is corrosion, I suspect oil samples would have shown some thrust bearing materials from erosion after the corrosion events. Also if it is significant wear, the axial movement of the crank...
Forum: RV Ongoing Maintenance Issues 04-12-2021, 05:50 PM
Replies: 6
Views: 485
Posted By BillL
Paul, I have had a FF wander on my 7 in cruise at...

Paul, I have had a FF wander on my 7 in cruise at 8-10k . It was only when leaned nearly to its limit. The FF was wandering and confirmed by airspeed and EGT, and fuel pressure (IO360). This was...
Forum: RV-10 04-12-2021, 05:37 PM
Replies: 52
Views: 9,038
Posted By BillL
Call Vans

You had better call Vans about your specifics. The only thing people are reading is "step" and not which bird it is for. I know there are a few failures at the lower weld on the 10 and Vans is...
Forum: RV Ongoing Maintenance Issues 04-11-2021, 07:17 AM
Replies: 13
Views: 1,285
Posted By BillL
This is what I absolutely despise about the (a...

This is what I absolutely despise about the (a negative) influence of the certified and legal system here - the reason: we want to change the grease.

Why - is there a problem? Does it last longer?...
Forum: International 04-11-2021, 06:44 AM
Replies: 19
Views: 2,861
Posted By BillL
Clever solution to a constrained situation, and...

Clever solution to a constrained situation, and applicable for an expansion of one. Two story hangars with elevators? Too much capital?

I am feeling kind lucky. But here in the US it seems economics...
Forum: Traditional Aircraft Engines 04-11-2021, 06:26 AM
Replies: 15
Views: 1,373
Posted By BillL
Keep at ICO until running.

For my M1B, it floods it more and won't start.

If it is hot and I stop at the pumps.

To start , remain at ICO, boost maybe but start at ICO and then open the mixture. it is a multi handed...
Forum: RV-14 04-10-2021, 07:27 AM
Replies: 4
Views: 382
Posted By BillL
Definitely use that referenced die made of HSS -...

Definitely use that referenced die made of HSS - (high speed steel). Get a couple of 6-32 and 8-32 taps in them too. They are sharper and will cut with less torque reducing the likelihood of breaking...
Forum: RV Ongoing Maintenance Issues 04-10-2021, 07:22 AM
Replies: 25
Views: 2,998
Posted By BillL
Did you weld the nipple to your exhaust? What...

Did you weld the nipple to your exhaust? What filler rod did you use?

I have been sitting on doing this for a couple of years, with other more pressing projects. The oil on new paint is more...
Forum: RV Building Tips/Techniques 04-10-2021, 07:11 AM
Replies: 18
Views: 2,024
Posted By BillL
You can narrow down. The pump/filter assembly has...

You can narrow down. The pump/filter assembly has a lot of potential points. One friend had a pump leak and one in the filter housing. 30-15 overnight is a medium leak. We shorten the range of pieces...
Forum: RV Building Tips/Techniques 04-08-2021, 06:59 PM
Replies: 18
Views: 2,024
Posted By BillL
I highly recommend testing the complete fuel...

I highly recommend testing the complete fuel system with air pressure. 30 psi is plenty to find leaks. The system volume is so low that the pressure will fall pretty fast. Beware of where you add the...
Forum: RV-7/7A 04-07-2021, 05:56 PM
Replies: 6
Views: 858
Posted By BillL
My first stall dropped the left wing, then Mike...

My first stall dropped the left wing, then Mike Seager had made me keep the ball in the center, then holding the stick back at stall, it dropped straight ahead recovered then stalled again. You just...
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