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Search: Posts Made By: BillL
Forum: Temp / Test / Misc. (posts deleted after 2 weeks) 07-13-2019, 01:53 PM
Replies: 16
Views: 1,663
Posted By BillL
Poor construction. Non coated reinforcement bars...

Poor construction. Non coated reinforcement bars combined with salting in winter cause the iron to corrode, expand and spall. At least, that's what it appears to be.
Forum: RV General Discussion/News 07-13-2019, 06:19 AM
Replies: 35
Views: 3,038
Posted By BillL
Positive Experience - Greater Chicago FSDO

Thanks Scott, wish I could have had this link sooner, shame on me.

I have reported before, but I got my Repairman Certificate by getting a contact number from my DAR, then meeting with the FDSO rep...
Forum: RV-7/7A 07-12-2019, 06:19 AM
Replies: 11
Views: 1,128
Posted By BillL
From a carpet and fire protection standpoint Bill...

From a carpet and fire protection standpoint Bill had it spot on. There may be another consideration for you. That is exhaust heat. I have a 4-into-1 exhaust and seem to have a high fuel temp rise. I...
Forum: Painting your RV 07-11-2019, 05:49 AM
Replies: 22
Views: 2,464
Posted By BillL
Who can paint an RV for $10K with all the labor...

Who can paint an RV for $10K with all the labor and materials cost? I mean a base/clear and multicolor and no decals. That seems quite low.

At $20k for an RV, that 737 seems like even more of a...
Forum: RV General Discussion/News 07-09-2019, 09:11 PM
Replies: 26
Views: 2,592
Posted By BillL
On the face page of the NOTAM a black box has...

On the face page of the NOTAM a black box has this note in large letters.

"Special Flight Procedures effective 6 AM CDT July 19 to Noon CDT July 29, 2019"

I would interpret this as meaning the...
Forum: RV-10 07-09-2019, 07:07 AM
Replies: 8
Views: 1,356
Posted By BillL
Now, THAT is a good fuel burn!!

This is what we should expect from a diesel!

My 7 is just a touch better on 100LL at the same altitude/speed, but not enough to brag about. But this is from a 10 . . . WOW!

Will you be getting an...
Forum: RV General Discussion/News 07-07-2019, 05:27 PM
Replies: 37
Views: 9,523
Posted By BillL
Good you have a path to resolution!!

Good to hear they stand behind their work, certainly sounds like the right thing to do.
Forum: Traditional Aircraft Engines 07-07-2019, 03:09 PM
Replies: 38
Views: 9,675
Posted By BillL
I guess the para-dichlorbenzene is there as a...

I guess the para-dichlorbenzene is there as a perfume. Sniff away!


I have a legitimate use for MMO in my air tools. A professionally used air drill (In the early days) has had regular treatments...
Forum: RV General Discussion/News 07-06-2019, 04:08 PM
Replies: 7
Views: 609
Posted By BillL
Good Comment

Good comment. Volumetric efficiency will allow more fuel per stroke (constant A/F) yielding more power, but heat rejection goes up too.

Higher Cr yields better conversion of the combustion heat...
Forum: Traditional Aircraft Engines 07-02-2019, 07:28 AM
Replies: 6
Views: 710
Posted By BillL
Just an opinion unless some knows of an issue,...

Just an opinion unless some knows of an issue, but pre-oiling with a pressure source, even 15 psi, will reduce the time to pressure drastically. The top of my list for oil would be the barrels, and...
Forum: RV General Discussion/News 07-02-2019, 07:12 AM
Replies: 16
Views: 1,119
Posted By BillL
RV Arrival Procedure

Maybe not a mass arrival, but an RV only corridor with target speeds, GPS points, altitudes, and frequency. :D
Forum: RV Friends Who Have Passed On 06-30-2019, 06:44 AM
Replies: 18
Views: 1,974
Posted By BillL
One of the people Dick helped was Phil Champlain...

One of the people Dick helped was Phil Champlain (New Holstein), I purchased his 7 as a kit in process, it had outstanding workmanship.

Dennis, I am sorry for your loss. You are right about that...
Forum: RV-8/8A 06-30-2019, 05:53 AM
Replies: 5
Views: 657
Posted By BillL
Ben, I think it is curved as a result of the...

Ben,
I think it is curved as a result of the cutting operation. Either way would be fine, but it is a good practice with sheet metal, NOT to bend things into place and rivet. It is not always...
Forum: Tools 06-24-2019, 07:05 AM
Replies: 5
Views: 539
Posted By BillL
Semco, Used, from Brown Tools

I got a used Semco gun from Brown Tools after trying all the other methods. I absolutely love it! Better than the caulking by hand as there are no hand cramps and excellent control. I used the 2...
Forum: Traditional Aircraft Engines 06-21-2019, 05:28 AM
Replies: 45
Views: 6,850
Posted By BillL
Numbers- you need numbers . . .

Upper and lower pressures are needed, also what are your CHT's? What are the conditions of test? Speeds - temps. Mixture - and YES check timing first.

Rest assured, you have plenty of flow area in...
Forum: RV General Discussion/News 06-19-2019, 12:44 PM
Replies: 23
Views: 3,823
Posted By BillL
Reposting Steve B. 's flicker photo from above....

Reposting Steve B. 's flicker photo from above....
Forum: RV Photo/Video URLs 06-14-2019, 05:44 AM
Replies: 15
Views: 1,976
Posted By BillL
Hey, that's looking over Mobile Bay, isn't it . ....

Hey, that's looking over Mobile Bay, isn't it . . from the "sunny" eastern shore side. :D

The evenly spaced rays do seem very unusual. I was returning from the airport and saw a setting sky, with...
Forum: RV-7/7A 06-11-2019, 08:49 PM
Replies: 12
Views: 2,646
Posted By BillL
You know you are responding to a 13 yr old post? ...

You know you are responding to a 13 yr old post? Right?
Forum: RV-7/7A 06-11-2019, 08:24 PM
Replies: 10
Views: 951
Posted By BillL
The pedals have to be fully retracted or the fill...

The pedals have to be fully retracted or the fill port in the master cylinder can become covered. That will not allow bleeding back to the reservoir.

If this is the case be sure to check that the...
Forum: RV Ongoing Maintenance Issues 06-11-2019, 05:04 AM
Replies: 12
Views: 1,169
Posted By BillL
I have found that Loctite 567 sealant not only...

I have found that Loctite 567 sealant not only seals well but makes it very hard to remove once cured (24 hrs). Thread lockers...
Forum: RV General Discussion/News 06-09-2019, 04:39 PM
Replies: 8
Views: 1,321
Posted By BillL
Do you have the canopy frame stiffeners?

John, that being a 6 (I have a 7) do you have the stiffener from the bottom of the canopy frame lateral spar up to the skin? I have the stiffener, but still have pressure lifting due to internal...
Forum: Fiberglass 06-07-2019, 06:44 PM
Replies: 6
Views: 726
Posted By BillL
See how that core is butted together . . . I...

See how that core is butted together . . . I believe if the exterior is not damaged, you can simply grind down the inside and core to the exterior, then install replacement core (butt like the...
Forum: RV-8/8A 06-05-2019, 09:06 AM
Replies: 10
Views: 1,535
Posted By BillL
Evan, RPM is a big factor, my climb temps right...

Evan, RPM is a big factor, my climb temps right off the runway, and CHT will drop 15-20F with a drop from 2700 to 2500 at 400' AGL. Since you already do this, look to airflow issues.

I would...
Forum: RV General Discussion/News 06-05-2019, 06:48 AM
Replies: 11
Views: 1,138
Posted By BillL
I used 1/16" for one pipe 1/2" away from the...

I used 1/16" for one pipe 1/2" away from the glass. It seems to work well, but don't have any temperature data. 1/16" is plenty for most, but just double for specific protection. I sprayed adhesive...
Forum: RV Ongoing Maintenance Issues 05-29-2019, 07:03 AM
Replies: 18
Views: 1,883
Posted By BillL
From the basics of the engine, a non-issue to vac...

From the basics of the engine, a non-issue to vac out the oil and not replace the filter per the manual. As long as the engine was just run and the oil retains solids in suspension. The oil filter...
Forum: RV General Discussion/News 05-29-2019, 06:36 AM
Replies: 12
Views: 2,039
Posted By BillL
Combustion basics. . . .

Lower CHT due to faster burn rate(shorter crank duration) and therefore lower heat rejection to components of combustion chamber. The heat is turned to work (BHP) instead of being lost (CHT).
Forum: My RV Build Project 05-28-2019, 09:00 PM
Replies: 40
Views: 5,842
Posted By BillL
These parts are pretty important structurally....

These parts are pretty important structurally. Vans will offer the best advice, but you could scratch make some replacement parts of needed.
Forum: Tools 05-24-2019, 06:58 AM
Replies: 4
Views: 503
Posted By BillL
I had my 7 bolts in and out a couple of times...

I had my 7 bolts in and out a couple of times getting the washers correct. They came out nicely, with a punch and a rounded end. The punch was one of the fitting bolts with a bullet nose.

Full...
Forum: Safety 05-23-2019, 06:18 PM
Replies: 46
Views: 9,124
Posted By BillL
My first confidence jump was after annual...

My first confidence jump was after annual (condition inspection). I did find a couple of important bolts low on torque, but I am sure that one of those was just missed. A spar bolt was at half...
Forum: RV Building Tips/Techniques 05-23-2019, 06:27 AM
Replies: 25
Views: 1,793
Posted By BillL
I use #6 screws and nut plates spaced a little...

I use #6 screws and nut plates spaced a little less than 3". I took a piece of fiberglass and screwed it to a wood block with varied spacing then pressurized the back side to determine the spacing....
Forum: RV General Discussion/News 05-22-2019, 08:24 PM
Replies: 15
Views: 3,433
Posted By BillL
Is there some technical release for existing...

Is there some technical release for existing product? Is there a production date for this?

EDIT Lazy me I looked it up - Service Advisory: SA E-04.1...
Forum: Traditional Aircraft Engines 05-22-2019, 07:52 AM
Replies: 21
Views: 1,488
Posted By BillL
Test conditions?

Now that we are discussing #620, I am not clear on the pressure delta across the test barrel. I did a SS of all the data and based on peak temp and averages, #4 and #13 gave the lowest average and a...
Forum: Traditional Aircraft Engines 05-22-2019, 07:14 AM
Replies: 21
Views: 1,488
Posted By BillL
Now it has to be done.

OK . . . now I absolutely have to measure some temperatures. From a piston stand point the barrel temps had better not be anywhere close to 360F. Piston crown should never be 400F, even in the center...
Forum: RV Building Tips/Techniques 05-21-2019, 11:50 AM
Replies: 13
Views: 1,424
Posted By BillL
Look up the torque for the NAS bolts, I think the...

Look up the torque for the NAS bolts, I think the 6 will have them. I made sure all nuts were bottomed, then torqued to half value, then to full value. No particular order. I have a 7.
Forum: Traditional Aircraft Engines 05-21-2019, 09:46 AM
Replies: 21
Views: 1,488
Posted By BillL
PM/Email sent Larry. Return it and receive my...

PM/Email sent Larry. Return it and receive my barrel calculations.

Yes, flow area is through the fins only. The bottom exit area is a little more than the fin flow area if the gap is 1.25", but...
Forum: Traditional Aircraft Engines 05-21-2019, 06:53 AM
Replies: 21
Views: 1,488
Posted By BillL
Not sure what your objective is but . . .

How much total heat rejection comes to the barrels I can not quantify, but it partly depends on what goes to the piston. Cooling jets reduce piston temps and, therefore, the fin heat flow. Yes much...
Forum: RV-10 05-21-2019, 05:16 AM
Replies: 11
Views: 854
Posted By BillL
Gil, are you filling small surface pits and...

Gil, are you filling small surface pits and voids, or trying to modify the surface contour?

The reason you may have not gotten answers is that void filling is a lot like primer wars- many...
Forum: Traditional Aircraft Engines 05-20-2019, 07:13 AM
Replies: 8
Views: 1,071
Posted By BillL
Absolutely !!! I would not operate or fly the...

Absolutely !!!

I would not operate or fly the plane without a mechanical gage. You must prove it is not an oil system issue. Ground check first, do anything you can to safely get the temps up and...
Forum: RV Building Tips/Techniques 05-20-2019, 05:58 AM
Replies: 3
Views: 356
Posted By BillL
I just rolled mine up a ramp to the level of the...

I just rolled mine up a ramp to the level of the scale. Being taildragger, flight and ground attitudes were done just to see the difference. I used the Vans form for data collection and made simple...
Forum: RV General Discussion/News 05-18-2019, 06:53 AM
Replies: 21
Views: 1,198
Posted By BillL
Talking Absolutely Charlie, that would be fundamental to...

Absolutely Charlie, that would be fundamental to a clean sheet system designed around a lithium chemistry. A regulator with active amperage management, not just a fixed voltage. Or a completely...
Forum: RV Ongoing Maintenance Issues 05-18-2019, 06:25 AM
Replies: 8
Views: 1,269
Posted By BillL
Staking

This sounds like just striking the valve step to open the valve and let it accelerate back to its seat. I never heard a name for it.

A valve never "hits" the seat anyway as it runs, the cam allows...
Forum: Glass Cockpit 05-17-2019, 07:15 AM
Replies: 8
Views: 1,285
Posted By BillL
BTW watch the 650 setting needs . . . .

We GDU 37x guys WILL have to set the 650 ARINC out to Garmin 429 or the G3X will not pick up the Nav information. This is the same as the touch comments elsewhere.

Thanks to the Garmin Team, ...
Forum: RV General Discussion/News 05-13-2019, 09:13 PM
Replies: 80
Views: 10,872
Posted By BillL
Marvin, Check these photos out. They may help...

Marvin, Check these photos out. They may help your thoughts on separating the cooler circuit.

https://photos.app.goo.gl/jEy8cvbiqohdprd98

Let me know if the link does not work. OK - Now, try...
Forum: RV-10 05-13-2019, 05:59 AM
Replies: 12
Views: 1,184
Posted By BillL
Two excellent suggestions as the place to start.

Two excellent suggestions as the place to start.
Forum: RV General Discussion/News 05-11-2019, 01:35 PM
Replies: 9
Views: 1,628
Posted By BillL
Cruising Like a Rocket at 190+ kts !! [if you...

Cruising Like a Rocket at 190+ kts !!

[if you can believe Flightaware]
Forum: RV General Discussion/News 05-10-2019, 04:38 PM
Replies: 4
Views: 430
Posted By BillL
Google...

Google...
Forum: Safety 05-09-2019, 08:53 PM
Replies: 33
Views: 4,351
Posted By BillL
It took a while to receive the parts from ACS,...

It took a while to receive the parts from ACS, but I did not get any RMA, I'll give them a call in the morning to get that squared away before installation. I learned already that new gaskets (to...
Forum: Traditional Aircraft Engines 05-09-2019, 06:47 AM
Replies: 13
Views: 1,696
Posted By BillL
Either a suction leak or bad pump.

Diesel fuel systems are a way different animal, so don't try to relate that experience to your 10.

Did you do an air pressure test (30psi) of the fuel system between the wing root and the...
Forum: Safety 05-09-2019, 06:35 AM
Replies: 33
Views: 4,351
Posted By BillL
Is it really that hard to do?

I was just thinking about sending in but 3 wks plus shipping is a long time.

Isn't this a straightforward parts replacement? I have the tool for setting the points at the correct orientation with...
Forum: RV General Discussion/News 05-09-2019, 06:25 AM
Replies: 18
Views: 1,409
Posted By BillL
Wouldn't PWK Chicago Executive be closer to...

Wouldn't PWK Chicago Executive be closer to downtown for a business trip? Maybe $$$ though.

I have not been there but it was my alternate for Schaumburg when picking up my daughter who arrived at...
Forum: Trip Write-ups 05-08-2019, 07:27 PM
Replies: 4
Views: 2,041
Posted By BillL
Congrats to the Stein Team on the new digs. A far...

Congrats to the Stein Team on the new digs. A far cry from my visit in 2010. I need a new T shirt. Christer has been top notch in helping me with various issues and learning topics.

Excellent...
Forum: Traditional Aircraft Engines 05-08-2019, 06:59 AM
Replies: 25
Views: 2,390
Posted By BillL
I had to turn out my mixture adjustment on the...

I had to turn out my mixture adjustment on the linkage 3-4 full turns to stop the popping, but it was cold, 25-35 F ambient. This adjustment only affects to maybe 2000 rpm, though so not when flying,...
Forum: Traditional Aircraft Engines 05-08-2019, 06:54 AM
Replies: 25
Views: 2,390
Posted By BillL
I have one heat muff (with enhanced hx) and...

I have one heat muff (with enhanced hx) and dropped the hole size to 1". It works pretty well at lean conditions and down to zero F. Two 2" holes is massive.Try blocking one and restrict the other.
Forum: Primers 05-08-2019, 06:50 AM
Replies: 5
Views: 963
Posted By BillL
Sorry you will have to search, but I posted some...

Sorry you will have to search, but I posted some links to test reports on primers does by the USA DoD. There was a get from Georgia that added a link to a more recent one too. Sorry you will have to...
Forum: RV General Discussion/News 05-08-2019, 06:45 AM
Replies: 80
Views: 10,872
Posted By BillL
Update

In shrinking my exit, a new prop seal was in order. Using the felt recommended by F1Boss (ordered before Dave posted his) my nose internals were modified. Rather than leaving the lip shape to chance,...
Forum: Electrical Systems 05-07-2019, 08:39 PM
Replies: 6
Views: 645
Posted By BillL
Why argue with success . . . I usually find...

Why argue with success . . .

I usually find that after slipping over the wire and pin, I do a push/pull with wire and tool to get it out. I have done a lot, but usually in awkward areas and...
Forum: Primers 05-07-2019, 06:23 AM
Replies: 2
Views: 262
Posted By BillL
Contact parent companies in your region MacDermid...

Contact parent companies in your region MacDermid makes Iridite, and Henkel makes Alodine. They can direct you to distributors.

There is a Henkel office in Hong Kong.
Forum: Traditional Aircraft Engines 05-07-2019, 06:06 AM
Replies: 25
Views: 2,390
Posted By BillL
Good advice on the timing check, also on checking...

Good advice on the timing check, also on checking the baffles, and carb. Basics, do these and know definitively what they mean.

Timing, leaks and mixture are the the three huge factors and all can...
Forum: My RV Build Project 05-06-2019, 03:03 PM
Replies: 13
Views: 1,538
Posted By BillL
IO360 parallel valve RV7 Inlet (SJ) 2-7/8" ID ...

IO360 parallel valve

RV7 Inlet (SJ) 2-7/8" ID Your air filter can lose quite a bit if too small.

Drag is not that the air slows down in transit, but the inefficiency of the drag internally. Then...
Forum: My RV Build Project 05-06-2019, 09:49 AM
Replies: 13
Views: 1,538
Posted By BillL
Is just fitting stuff inside the cowl?

To what end Larry? I just measured the pressure in the filter inlet side of my SJ cowl and it was equal (within measuring accuracy) to dynamic pressure at about 160 kts.

Is it just to allow better...
Forum: RV models of the future (RV-??) 05-06-2019, 06:02 AM
Replies: 4
Views: 1,269
Posted By BillL
Hybrid Analysis. The future is bright, but . . . lots of work to do.

You might want to do a little analysis on the hybrid concept. What is the operational cycle that supports the energy storage and recovery? Everything related to an efficient and effective system must...
Forum: Traditional Aircraft Engines 05-05-2019, 08:20 PM
Replies: 6
Views: 937
Posted By BillL
I have a brass valve, but have read about these,...

I have a brass valve, but have read about these, tighten until firm, anti seize as you mentioned, but definitely use a box end wrench, as it seems to crush/deform easily, or so reported. Then safety...
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