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Search: Posts Made By: BillL
Forum: RV Building Tips/Techniques Today, 09:17 AM
Replies: 11
Views: 271
Posted By BillL
Make a go-no go wedge gauge.

I tried to make them perfect- - - - lesson learned is perfect is what fits not what my interpretation of the instructions say.

So - make a wedge the same angle as the internal rudder/elevator cavity...
Forum: RV Building Tips/Techniques Today, 05:32 AM
Replies: 8
Views: 401
Posted By BillL
I had looked and tried several seals, but due to...

I had looked and tried several seals, but due to the design and available space between surfaces, the teflon teardrop seal from Vans has been my best fit. It has a good seal for the pressure and a...
Forum: RV Ongoing Maintenance Issues Yesterday, 05:44 AM
Replies: 16
Views: 1,102
Posted By BillL
Flat spotting?

My 7 got a rare shimmy after sitting for a cold period. And recently got an odd vibration from my Michelin auto tires. Although I am thoroughly familiar with the phenomenon with cars, it was never a...
Forum: Temp / Test / Misc. (posts deleted after 2 weeks) 06-10-2021, 10:01 AM
Replies: 8
Views: 648
Posted By BillL
Must be regional, I find just the opposite....

Must be regional, I find just the opposite.

OTOH I have had really bad experiences with Lombard Street USPS in SF though, but that is isolated to that zip code.
Forum: RV Ongoing Maintenance Issues 06-10-2021, 07:49 AM
Replies: 4
Views: 290
Posted By BillL
Get a handful of mag gaskets. I tried to adjust...

Get a handful of mag gaskets. I tried to adjust and remount a mag and it leaked, they both did. The gasket seems intolerant of reuse.

I like the superior brand (pink) gasket material better than...
Forum: RV-12/RV-12iS 06-09-2021, 02:47 PM
Replies: 4
Views: 447
Posted By BillL
I had the same issue and when checking dimensions...

I had the same issue and when checking dimensions it was not the fiberglass flatness as my issue, I made a small aluminum plate with an appropriate thickness and it solved the problem. While there...
Forum: RV General Discussion/News 06-09-2021, 02:39 PM
Replies: 26
Views: 1,493
Posted By BillL
The lens provided is the same shape and adequate...

The lens provided is the same shape and adequate size for either. I had the old lens and enlarged my notch, no problem with fitting. You would just have more material left if applying to the small...
Forum: RV General Discussion/News 06-09-2021, 05:51 AM
Replies: 26
Views: 1,493
Posted By BillL
Jerry, I don't need those lenses as I have a 7,...

Jerry, I don't need those lenses as I have a 7, but the double lens for 7-8 and the 10's are around $60 from Vans.

It would seem that a mold for making vinyl lens would take about $200 on...
Forum: RV-7/7A 06-09-2021, 05:27 AM
Replies: 3
Views: 174
Posted By BillL
I made 4 pieces. Still a PITA to get installed...

I made 4 pieces. Still a PITA to get installed correctly. Be practical. Also align your holes with a spacer to simulate the thickness of the plexiglass or they won't line up. Also mark/etch the side...
Forum: VAF Classifieds (posts in here deleted after 30 days) 06-08-2021, 04:05 PM
Replies: 22
Views: 2,034
Posted By BillL
Well, in forum form the topic has wandered. I...

Well, in forum form the topic has wandered. I investigated insulating materials and in discussion with some vendors from work, got samples. They were heavy. In discussion with that engineer, no...
Forum: RV General Discussion/News 06-07-2021, 01:42 PM
Replies: 23
Views: 2,143
Posted By BillL
In this case couldn't a full power climb doing a...

In this case couldn't a full power climb doing a mag check conform the hypothesis? It would not take but a few seconds and the data recorder would capture it.

Our airport manager found a plug wire...
Forum: Traditional Aircraft Engines 06-07-2021, 06:24 AM
Replies: 32
Views: 2,561
Posted By BillL
Interesting information, but linking solely to...

Interesting information, but linking solely to the CHT is a bit of a handwaving stretch. Valve temps are mostly a function of the exhaust gas temperatures. There was a detailed research project on...
Forum: Traditional Aircraft Engines 06-06-2021, 05:25 AM
Replies: 32
Views: 2,561
Posted By BillL
Standard Procedure.

Glad the process went well Rick. But - -positioning the valve inside the cylinder is part of the best-in-class process. The process is to have a hook made for the valve to hold the heavy end so when...
Forum: RV-14 06-05-2021, 02:44 PM
Replies: 12
Views: 749
Posted By BillL
Yes, for mine - sitting on 3 pieces of 2X4's to...

Yes, for mine - sitting on 3 pieces of 2X4's to allow forks under. Dunno if they included that with your dimensions. ??
Forum: Safety 06-04-2021, 06:00 PM
Replies: 57
Views: 4,811
Posted By BillL
This is certainly not the best reporting of the...

This is certainly not the best reporting of the turn back. But they were probably limited by print space or reading time. It is not just about altitude and skill.

EAA Webinar ...
Forum: VAF Classifieds (posts in here deleted after 30 days) 06-04-2021, 05:05 PM
Replies: 2
Views: 266
Posted By BillL
Vans Aircraft? S-603, CS S-605,FP ??

Vans Aircraft? S-603, CS S-605,FP ??
Forum: Traditional Aircraft Engines 06-04-2021, 07:03 AM
Replies: 32
Views: 2,561
Posted By BillL
More is expected.

Clearly - - the mark-1's have been inspecting internal engine parts for 50 yrs and this just falls short of desired. Still quite useful, and the articulation is really needed, but since low cost CMOS...
Forum: Traditional Aircraft Engines 06-03-2021, 09:05 PM
Replies: 32
Views: 2,561
Posted By BillL
For $90 it might be worth transplanting the...

For $90 it might be worth transplanting the camera to the 180deg head of the (my) VA400.

My Teslong borescope for .22 cal bores has excellent resolution.
Forum: RV General Discussion/News 06-03-2021, 07:01 AM
Replies: 51
Views: 4,580
Posted By BillL
Removing freedom to fail is removing freedom to...

Removing freedom to fail is removing freedom to succeed at the same time. RV related, I will defend this concept as creating opportunities for those with the drive and skills to build an airplane...
Forum: RV-14 06-03-2021, 06:40 AM
Replies: 11
Views: 1,663
Posted By BillL
The best band aid of external application of...

The best band aid of external application of sealant (any kind) was posted here many moons ago. That was where a guy took a syringe and cut the tip off, then used it to seal around the rivet...
Forum: Traditional Aircraft Engines 06-02-2021, 08:37 PM
Replies: 10
Views: 426
Posted By BillL
Larry, it would not have to be a plugged nozzle,...

Larry, it would not have to be a plugged nozzle, but could be a distorted spray pattern at the low pressures. I might just clean it and see.

If not, IIRC, you have stated previously that you found...
Forum: Safety 06-01-2021, 05:18 PM
Replies: 3
Views: 517
Posted By BillL
Are you using a solenoid or mechanical valve? I...

Are you using a solenoid or mechanical valve? I use the Blue accumulator and have no valve, tee'd to the oil cooler. What spare pressure input did you use to read the value, that is a good idea....
Forum: RV-7/7A 06-01-2021, 03:30 PM
Replies: 4
Views: 282
Posted By BillL
This is what I did too. To use the tear drop...

This is what I did too.

To use the tear drop seal, the gap needs to be even and precise around 3/4 of the frame to the fuse - - good luck. I did test that seal and it will hold against pressure to...
Forum: RV-8/8A 05-31-2021, 01:38 PM
Replies: 20
Views: 1,502
Posted By BillL
This sounds like a lot for intersection fairings,...

This sounds like a lot for intersection fairings, can you elaborate?
Forum: RV General Discussion/News 05-31-2021, 06:45 AM
Replies: 13
Views: 1,513
Posted By BillL
Just another example . . .

I got roped into being the Secy for a flying club. The drain on one of the 182's was crunchy. I seemed like a small thing, but an experienced (very) pilot stopped by my desk and told me a story, I...
Forum: Rocket 05-30-2021, 04:28 PM
Replies: 4
Views: 463
Posted By BillL
Too used a tapered and polished standard diameter...

Too used a tapered and polished standard diameter bolt for fit up. This was satisfactory for alignment. It was rechecked with final torqued fasteners installed and did not change.

For the final...
Forum: RV-10 05-30-2021, 05:58 AM
Replies: 62
Views: 11,030
Posted By BillL
RV-6-7-9 step Solution - NOT 10!

That should not be attempted - further, it would not be a permanent fix.

Contact or look up Russ McCutcheon on VAF - he operates the welding facility for these steps and has a rework for failed...
Forum: RV General Discussion/News 05-28-2021, 04:36 PM
Replies: 68
Views: 7,353
Posted By BillL
That is the most odd shaped crack I have ever...

That is the most odd shaped crack I have ever seen. I can not fathom in my solid mechanics brain how a crack propagated that way. Did you treat the leading edge after the crack was found? It appears...
Forum: RV Building Tips/Techniques 05-28-2021, 05:00 AM
Replies: 11
Views: 1,602
Posted By BillL
Like Vlad says better to have friends than...

Like Vlad says better to have friends than rubles.

I looked at your link - clearly you are enjoying the build journey! I did too :D

Clever indeed - I saw a video of riveting the HS spar on a D3...
Forum: Alternative Engines 05-28-2021, 04:29 AM
Replies: 25
Views: 2,804
Posted By BillL
This is the first (only) photos I have seen of...

This is the first (only) photos I have seen of this interior. I thought the rods were fork and blade, but alas, not so. Also note there is no (little) provision for compression retention of the...
Forum: Glass Cockpit 05-27-2021, 06:42 AM
Replies: 6
Views: 467
Posted By BillL
My G3X g-meter pops up when the G loads around 2,...

My G3X g-meter pops up when the G loads around 2, there are triangles indicating max/min actuals. Manuals are good for this.

11976
Forum: Primers 05-26-2021, 09:01 PM
Replies: 21
Views: 1,322
Posted By BillL
Methylene chloride...

Methylene chloride...
Forum: RV-7/7A 05-26-2021, 08:56 PM
Replies: 1,931
Views: 1,269,486
Posted By BillL
First Flight !!!

Congrats on the first flight and getting that prop thing corrected.

BTW you might find that the governor and composite prop will not regulate to lower rpms at full throttle and high speeds. There...
Forum: Traditional Aircraft Engines 05-26-2021, 08:17 AM
Replies: 7
Views: 523
Posted By BillL
Nicely done TOM! This comment from the article...

Nicely done TOM!

This comment from the article above is interesting . . . and 20 yrs old.

"The old knowledge and “corporate memory” died, the marketing folks took over at Lycoming and...
Forum: Propellers 05-26-2021, 07:15 AM
Replies: 14
Views: 1,413
Posted By BillL
Tim, just confirm, this is from the original Vans...

Tim, just confirm, this is from the original Vans wheel pants to the Vans new PR pants?

I am interested in your results as I have James pants on my -7 and am considering fitting Vans PR pants to...
Forum: Traditional Aircraft Engines 05-26-2021, 07:06 AM
Replies: 7
Views: 523
Posted By BillL
Larry, are you asking just to generate some...

Larry, are you asking just to generate some drama?:D

As far a cause and effect, on the inner workings of the engine, you are probably not ever going to be able to discern the effects due to fuel as...
Forum: Instrument Flight Rules 05-26-2021, 06:45 AM
Replies: 18
Views: 1,044
Posted By BillL
-7 IO360, CS prop. I find the stability better at...

-7 IO360, CS prop. I find the stability better at 100kts (or more), but have recently tried a touch of flap and it seems that 1/2 -1 sec of flap allows 90kts with less wallowing. YMMV
Forum: RV General Discussion/News 05-24-2021, 06:29 PM
Replies: 7
Views: 673
Posted By BillL
Peoria, Il 3MY, Mt Hawley airport, one approach,...

Peoria, Il 3MY, Mt Hawley airport, one approach, walking to hotel (https://www.hotelplanner.com/Hotels/284331/Reservations-Americinn-by-Wyndham-Peoria-Peoria-9106-North-Lindbergh-Dr-61615#HotelName),...
Forum: Traditional Aircraft Engines 05-22-2021, 10:17 AM
Replies: 44
Views: 3,198
Posted By BillL
What DA range is an idle setting good for?

Do what Scott says.

But there may be more consideration for your climate. My YIO360M1B first flight was in Jan (18) so it was cold. Only 15F but cold. Power application was like an old 2-stroke...
Forum: RV-10 05-22-2021, 08:53 AM
Replies: 34
Views: 3,084
Posted By BillL
Your description of vapor was good. If the...

Your description of vapor was good. If the mechanical pump provided no pressure then you might imagine vapor back down the line. In this case, you might tick the electric pump (ICO) to get some...
Forum: RV-14 05-21-2021, 06:55 PM
Replies: 23
Views: 1,518
Posted By BillL
I have and recommend Reiff System (on my M1B). I...

I have and recommend Reiff System (on my M1B). I have the full system and activate it via a GSM switch. Tannis now sells the u-phone-it. If my area had WiFi it would be easier.
Forum: RV General Discussion/News 05-21-2021, 06:43 AM
Replies: 68
Views: 7,353
Posted By BillL
Locked Servo. Missed on preflight.

I'll tell you what I missed on preflight - free controls. My roll servo got water in it and froze up in the OSH rain flood a couple of years ago. I was at 100 ft before I realized there was limited...
Forum: Electrical Systems 05-21-2021, 06:37 AM
Replies: 12
Views: 1,289
Posted By BillL
Thanks for confirmation, Walt. This is very...

Thanks for confirmation, Walt. This is very important to know.
Forum: RV Ongoing Maintenance Issues 05-20-2021, 09:40 AM
Replies: 14
Views: 989
Posted By BillL
Longer exposure to high temps, result in higher...

Longer exposure to high temps, result in higher temp of all the heat transferring components. Higher power is higher cylinder pressure, and higher peak temps, in spite of the adiabatic flame...
Forum: RV General Discussion/News 05-20-2021, 06:14 AM
Replies: 68
Views: 7,353
Posted By BillL
This is a chilling story, truly with a guardian...

This is a chilling story, truly with a guardian angel.

It goes to show that a situation happening once (or more) with a successful flight is not proof of its airworthiness.

Good Thread!
Forum: Tools 05-20-2021, 06:00 AM
Replies: 24
Views: 1,159
Posted By BillL
I got a 10 ton of similar design off of eBay and...

I got a 10 ton of similar design off of eBay and it was adequate. The die numbers are not accurate but this one had dies large enough. The hex dies are not pretty precision, but do a good looking...
Forum: RV-12/RV-12iS 05-19-2021, 01:10 PM
Replies: 14
Views: 1,551
Posted By BillL
I use NAS rivets for all my nut plate...

I use NAS rivets for all my nut plate installations. A -3 shaft and -2 head can make a flush installation in .025" material with no dimple or countersink of the nut plate. The countersink in .025"...
Forum: RV-14 05-19-2021, 06:42 AM
Replies: 6
Views: 1,113
Posted By BillL
Ted, look at this thread....

Ted, look at this thread. (https://vansairforce.net/community/showthread.php?t=125262) You will want to pot or otherwise secure the wires in the connector from vibration. Required reading. Eventually...
Forum: Traditional Aircraft Engines 05-19-2021, 06:03 AM
Replies: 33
Views: 2,576
Posted By BillL
Camguard testing in a humidity chamber showed 19...

Camguard testing in a humidity chamber showed 19 days and it was better than straight oil., see attachment. Lycoming additive not included. I am not sure if the Lyc additive is an EP lubricant or for...
Forum: Electrical Systems 05-18-2021, 01:41 PM
Replies: 30
Views: 3,945
Posted By BillL
One thing - the GSU 25 location is only .025" and...

One thing - the GSU 25 location is only .025" and might be buzzy. You might want to check into that. Braces etc, even a .025 angle stiffener can make a huge difference.

Also, you have removed part...
Forum: RV General Discussion/News 05-18-2021, 09:22 AM
Replies: 36
Views: 4,496
Posted By BillL
Do you guys chase the threads in the head to...

Do you guys chase the threads in the head to remove carbon? I do regularly for my massive plugs. (M1B)

Recently a friend did his wobble/ream and one adapter had a lot of cooked hydrocarbon products...
Forum: RV-12/RV-12iS 05-18-2021, 07:06 AM
Replies: 15
Views: 860
Posted By BillL
This would be true if the sensor is measuring...

This would be true if the sensor is measuring both engine usage and bypass flow. A less than desirable way to plumb the system, it would seem, although it could work nicely with internal calculations...
Forum: RV Ongoing Maintenance Issues 05-18-2021, 06:30 AM
Replies: 9
Views: 717
Posted By BillL
John, it might help if the group knew what...

John, it might help if the group knew what engine, ignition, fuel system and RV you have. Do you have an electronic fuel flow transducer? Is the FF changing? How many hours on the engine? Morning...
Forum: Propellers 05-17-2021, 06:47 PM
Replies: 41
Views: 2,648
Posted By BillL
Hmmmm, air will go through smaller holes than...

Hmmmm, air will go through smaller holes than oil, so it makes one wonder why the leakage is so small. If the front plug it out of the crank and the rear plug is installed, the the only other...
Forum: RV-12/RV-12iS 05-17-2021, 06:23 PM
Replies: 15
Views: 860
Posted By BillL
The fuel is not compressible at these pressures...

The fuel is not compressible at these pressures and the sensor simply reads the volumetric rate and calculates as a running total. At 5-40 ksi it is compressible but that is another matter.

So, why...
Forum: RV General Discussion/News 05-16-2021, 07:27 PM
Replies: 23
Views: 2,143
Posted By BillL
If the lean limit spread is good, the EGT is...

If the lean limit spread is good, the EGT is likely a probe issue. EGT's are not really comparable. CHT is a better indication of balance.

Have you checked the thermocouple wires and connections?
Forum: RV-7/7A 05-15-2021, 07:24 PM
Replies: 7
Views: 791
Posted By BillL
Wow, that BA sure is a contrast to the Hartzell...

Wow, that BA sure is a contrast to the Hartzell composite. My Hartzell two blade composite is flat from 2600 to 2700 at 8000DA.

Jim Rust always has a good performance balance.
Forum: Midwest 05-15-2021, 06:03 PM
Replies: 11
Views: 2,642
Posted By BillL
I had to look it up . . .

No trees at either end make it longer :D A dream site for sure.

According the the US Census Bureau, CO is not in the midwest. Only as far as SD, ND, KS, and Nebraska.
Forum: RV Ongoing Maintenance Issues 05-15-2021, 05:56 PM
Replies: 8
Views: 494
Posted By BillL
Excellent!!, glad it came out that way. The drill...

Excellent!!, glad it came out that way. The drill etc would absolutely be the last resort. I ordered 2 extra taper pins for the time mine must be removed.
Forum: RV Ongoing Maintenance Issues 05-15-2021, 03:26 PM
Replies: 8
Views: 494
Posted By BillL
I wish you luck, let us know if this works.

Well, Greg this is a real challenge. You probably know this but just so it is stated . . think of it this way, the taper is a wedge, and the contact stress is massively (how about that for a number)...
Forum: RV General Discussion/News 05-13-2021, 08:24 PM
Replies: 22
Views: 1,687
Posted By BillL
Greg, I am so sad. The skill built up to be able...

Greg, I am so sad. The skill built up to be able to find just the right part in "the list" are now so sadly not needed and anyone can do it easily. Well I guess it is like the skills of using steam...
Forum: Propellers 05-13-2021, 06:14 AM
Replies: 41
Views: 2,648
Posted By BillL
This is what I would do. The engine did not...

This is what I would do.

The engine did not know you were moving, oil pressure is regulated to the pump inlet. the outlet to the prop is regulated based on lever and RPM. 2000 rpm is plenty to have...
Forum: Primers 05-13-2021, 06:04 AM
Replies: 7
Views: 1,484
Posted By BillL
Alumiprep nor prekote have any anti corrosion...

Alumiprep nor prekote have any anti corrosion properties. Aluminprep removes aluminum oxides and the prekote is an adhesion promoter. Alumiprep cleans the oxides and if using Alodine combined it is...
Forum: Alternative Engines 05-11-2021, 06:41 PM
Replies: 25
Views: 2,804
Posted By BillL
No joy . . . . .

Well, I am now ready to say "the results are not available", at least not publicly. After searching The NASA Technical Report Server extensively and Google of course, nothing of a report was found....
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