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Search: Posts Made By: BillL
Forum: Primers 05-23-2018, 06:44 AM
Replies: 10
Views: 418
Posted By BillL
Read...

Read these:

http://www.vansairforce.com/community/showpost.php?p=1007375&postcount=1

google this and read: AFRL-RX-WP-TP-2008-4012

Conclusion: primer only - use strontium chromate , Full system...
Forum: Traditional Aircraft Engines 05-22-2018, 10:39 AM
Replies: 22
Views: 1,031
Posted By BillL
#1 - check pressure sensor #2 - if one is not...

#1 - check pressure sensor
#2 - if one is not bad, then ground the plane and proceed to check with mechanical gage.
#3 - plugged oil filter
#4 - Something else, diagnostics needed.
Forum: RV-10 05-22-2018, 05:48 AM
Replies: 9
Views: 932
Posted By BillL
If the pipe is really close, the mechanical heat...

If the pipe is really close, the mechanical heat shield on the pipe may hit, mine did. I turned to this method, it is recommended. Kinda like a bandaid, but sealed around the full perimeter.
Forum: RV-14 05-20-2018, 04:00 PM
Replies: 5
Views: 510
Posted By BillL
Half is not bad, it would be a problem it it did...

Half is not bad, it would be a problem it it did go to the flats.

At normal temps a good 2-3 weeks is enough to be sure it is cured.
Forum: Tools 05-18-2018, 06:41 AM
Replies: 25
Views: 1,017
Posted By BillL
I use a nut driver handle with driver bits. ACR...

I use a nut driver handle with driver bits. ACR is enhanced engagement. Get a good brand and stick with them WERA is a good one as is Wiha. They won't work in tight spots, but I use a Dewalt driver...
Forum: RV General Discussion/News 05-18-2018, 06:21 AM
Replies: 28
Views: 2,112
Posted By BillL
Builder phase.

You are now unshackled from second guessing and verifying the plans. Now, you become a . . . . builder. Make plan and get to it. Kinda fun. :D
Forum: Primers 05-18-2018, 06:16 AM
Replies: 9
Views: 433
Posted By BillL
+1 998 to go.

+1 998 to go.
Forum: Electrical Systems 05-15-2018, 02:49 PM
Replies: 197
Views: 8,794
Posted By BillL
So, they may NOT have output, hopefully, the NTSB...

So, they may NOT have output, hopefully, the NTSB investigation will provide some enlightenment on the chain of causes.
Forum: RV General Discussion/News 05-15-2018, 10:09 AM
Replies: 61
Views: 5,395
Posted By BillL
I have, but won't be arguing with you, it is not...

I have, but won't be arguing with you, it is not helpful.

Facts:
1. Pressurized oil to bearings is incorporated in designs to keep the bearing journals cool.
2. The design factors for the bearings...
Forum: RV General Discussion/News 05-14-2018, 06:10 AM
Replies: 11
Views: 1,054
Posted By BillL
There are several threads that show how to...

There are several threads that show how to strengthen the oil cooler. There are three areas to change. 1. link over to the forward top screw on the head, 2. a piece of angle on the corner, and 3. a...
Forum: RV-14 05-13-2018, 06:31 PM
Replies: 3
Views: 393
Posted By BillL
Many have acetic acid, it is the "self etching"....

Many have acetic acid, it is the "self etching". It has a strong acid smell. It is NOT what you want.

Edit: OK I shall eat my words - if the plans say self etching, it IS what you want.
Forum: RV-8/8A 05-12-2018, 03:16 PM
Replies: 3
Views: 550
Posted By BillL
I think they did this in a steady session. A...

I think they did this in a steady session. A friend and I did our two that way. It was not a rote process, the layers were rolled to "lift" the resin and if still rich another dry strip of...
Forum: Tools 05-11-2018, 06:51 PM
Replies: 10
Views: 775
Posted By BillL
I got a cheap one on close out (9"-2 wheel). I...

I got a cheap one on close out (9"-2 wheel). I use the wood cutting blade (6 TPI -oh the horror!). It cuts heat treated aluminum like butter - and the blade lasted for years. Not enough force for...
Forum: RV General Discussion/News 05-11-2018, 06:31 PM
Replies: 15
Views: 1,600
Posted By BillL
I had the same issue with the pilots stick and...

I had the same issue with the pilots stick and just used the same reamer on this bell crank . . . and it then worked smoothly.
Forum: Electrical Systems 05-08-2018, 05:16 AM
Replies: 7
Views: 705
Posted By BillL
The three in one Whelen needs 14 volts to work...

The three in one Whelen needs 14 volts to work properly. I went through a lot of trouble shooting to find out. 12v gave me intermittent firing.

There was a full operation system here FS, $100 a...
Forum: Fuel Injection Systems 05-06-2018, 07:38 PM
Replies: 24
Views: 1,470
Posted By BillL
Not much is done empirically. I think you are...

Not much is done empirically. I think you are looking for a sizing reference? You might consider doing it by Reynolds number, Re. Tubes and hoses might have a different surface roughness though. A...
Forum: RV-14 05-05-2018, 02:11 PM
Replies: 20
Views: 2,315
Posted By BillL
Bent parts, like these, are made from 6061....

Bent parts, like these, are made from 6061. Initially in a soft state (T0) to yield in the forming process, then they are heat treated for strength to T6 state.

The blue vinyl is applied at vans...
Forum: RV-8/8A 05-04-2018, 06:00 AM
Replies: 20
Views: 2,293
Posted By BillL
You might check out this link - Very nice work,...

You might check out this link - Very nice work, the best inlet connection to the cowl I have seen posted.

http://www.vansairforce.com/community/showpost.php?p=578167&postcount=1

I made my plenum...
Forum: RV-8/8A 04-27-2018, 09:52 AM
Replies: 20
Views: 2,293
Posted By BillL
You don't have to have one, but is there a...

You don't have to have one, but is there a technical reason you desire a plenum (cover)?
Forum: RV General Discussion/News 04-27-2018, 05:31 AM
Replies: 19
Views: 6,482
Posted By BillL
This is a little more complicated than it might...

This is a little more complicated than it might need to be. Two issues, coming loose, and checking it after the part is constructed.

1. Coming loose. The lead is not real solid due to they way it...
Forum: RV General Discussion/News 04-26-2018, 09:01 PM
Replies: 22
Views: 1,336
Posted By BillL
So that is why my ailerons are low! I suggest a...

So that is why my ailerons are low! I suggest a 6" C-style vice grip clamp (no feet). Then take the ends and grind down the tips to fit within the hinge. The 6" frame is narrow enough to fit....
Forum: Traditional Aircraft Engines 04-26-2018, 05:54 PM
Replies: 15
Views: 2,402
Posted By BillL
I don't trust the color rendering from my...

I don't trust the color rendering from my Vividia-400 unit, don't know about yours.
Forum: RV General Discussion/News 04-25-2018, 03:33 PM
Replies: 26
Views: 2,123
Posted By BillL
Some data would be very helpful.

Rick, would suggest you install some piccolo tubes to get the upper and lower cowl/plenum pressures. That would tell a lot about the cooling system.


By example, I have the SJ cowl, it classically...
Forum: RV-14 04-25-2018, 06:38 AM
Replies: 15
Views: 1,319
Posted By BillL
Just a thought.

I use the Stein tool for these split terminals and initially had some that did not want to click in. I found the thickness of the tool (length along the terminal) was critical and just a few...
Forum: RV General Discussion/News 04-25-2018, 06:20 AM
Replies: 18
Views: 1,155
Posted By BillL
Realistic - that is the one.

Yep 44-232 like my link above. I inherited one and sat on my self for a while until my 10 friend said he had an inflight magnetometer error.

Use a pocket magnetic compass to wave over the part and...
Forum: RV General Discussion/News 04-24-2018, 06:50 PM
Replies: 18
Views: 1,155
Posted By BillL
This is what I used, an old Realistic tape eraser...

This is what I used, an old Realistic tape eraser (https://www.ebay.com/itm/Vintage-Realistic-Bulk-Tape-Eraser-44-232-Made-in-the-USA/132585735096?hash=item1edeb9c3b8:g:NsMAAOSw3epavbaw), used by my...
Forum: Propellers 04-24-2018, 06:35 AM
Replies: 20
Views: 2,206
Posted By BillL
I wouldn't, and have learned each person treats...

I wouldn't, and have learned each person treats their plane differently and respect them all. I just can not see the brinelling theory as plausible, maybe some other issue, but not that.



Les is...
Forum: Propellers 04-23-2018, 01:02 PM
Replies: 20
Views: 2,206
Posted By BillL
I don't believe this. The torsional, centrifugal,...

I don't believe this. The torsional, centrifugal, and traction forces (forward bending moment) are so much greater than a push pull. No way. Show me some numbers. Races and balls are 52100 steel...
Forum: RV-14 04-22-2018, 07:18 AM
Replies: 17
Views: 2,659
Posted By BillL
Thumbs up Yep - Like Dan sez - - educational. Besides,...

Yep - Like Dan sez - - educational.

Besides, it would have cost you 3 kts too. :D
Forum: Electrical Systems 04-21-2018, 04:21 PM
Replies: 11
Views: 1,157
Posted By BillL
Thanks Bruce and Mark, since this only happens...

Thanks Bruce and Mark, since this only happens after a hot shut down and soak, and others have had the issue it seems a higher probability. I'll prepare an extra, larger gauge, wire for the...
Forum: Electrical Systems 04-21-2018, 10:34 AM
Replies: 11
Views: 1,157
Posted By BillL
Hot, start, Click ???? Anyone else?

Short version: flew - landed, sat 20 min, lack of starter engagement on restart. Click - -

Anyone else had this happen with the SkyTec LW starter?

Long Version background:
RV7 - SJ Cowl
YIO-360...
Forum: Safety 04-21-2018, 09:14 AM
Replies: 52
Views: 13,332
Posted By BillL
the "rest of the story" . . . .

Ahhh . . . enlightening, Vic. Thanks!!
Forum: Traditional Aircraft Engines 04-20-2018, 05:04 PM
Replies: 13
Views: 1,697
Posted By BillL
My YIO-360 M1B (13hrs) from vans -all stock does...

My YIO-360 M1B (13hrs) from vans -all stock does the same at 2600-2700. I will add a graph to show it. Leaned slowly too. It does lean nicely at 2400 and lower. All tested at 8500 ft a couple of...
Forum: RV General Discussion/News 04-19-2018, 06:57 PM
Replies: 20
Views: 1,758
Posted By BillL
It is not about how much the area will flow, it is the blocking.

They may claim this but that does not make it true. There is a blocking of a portion of the fin flow area by the cross bars, especially when it is mounted right against the face of the cooler. I...
Forum: RV-10 04-19-2018, 09:07 AM
Replies: 8
Views: 1,192
Posted By BillL
Looking at a parallel valve head from the rocker...

Looking at a parallel valve head from the rocker end, the left side has the head fins nearly non-existent. The right side is full depth, nearly an inch. Since all head/jugs are the same, this ends up...
Forum: RV-10 04-19-2018, 06:23 AM
Replies: 8
Views: 1,192
Posted By BillL
I have the Lycoming heads and they have flashing...

I have the Lycoming heads and they have flashing restricting the through fins just under the spark plug. I cleaned them out some and got 10F off #4. I just measured this yesterday. If you don't have...
Forum: RV General Discussion/News 04-18-2018, 04:11 PM
Replies: 20
Views: 1,758
Posted By BillL
Good to hear you got it done, but don't be...

Good to hear you got it done, but don't be surprised at the reduced effectiveness in cold weather. Be prepared to move it to the front if it does not meet your flying conditions. It is very...
Forum: RV General Discussion/News 04-18-2018, 04:04 PM
Replies: 20
Views: 1,390
Posted By BillL
+1 Just got the basic "U-Phone-It" unit via...

+1 Just got the basic "U-Phone-It" unit via Spruce. Carl was extremely helpful today with a set up glitch. The sim card company had updated a config in transit and a quick power recycle fixed it....
Forum: RV General Discussion/News 04-18-2018, 03:52 PM
Replies: 288
Views: 108,186
Posted By BillL
89kt tailwind is smokin' !!!

Bill, no pictures so it did not happen (me not you) , but yesterday I was doing some Phase I at 9000ft and only had a 72KT tailwind, for a GS of 248kts. 46F OAT, but temps below 3500 were 34F.

OK,...
Forum: Electronic Ignition Systems 04-17-2018, 01:12 PM
Replies: 11
Views: 1,088
Posted By BillL
Sorry for the delay, the end gaps and corners...

Sorry for the delay, the end gaps and corners presented significant gaps combined. I had to bend it too, but was not sure if that was my doing. I added a plate to allow some exit curls and ensure the...
Forum: RV-8/8A 04-17-2018, 05:19 AM
Replies: 31
Views: 5,252
Posted By BillL
What is the basic size (height width) of your...

What is the basic size (height width) of your cowl exit, both counting and not counting the chute under the fuse? My 7 SJ exit height (IO cowl) is 1" lower than the stock Vans and the SJ carb cowl....
Forum: RV General Discussion/News 04-17-2018, 05:03 AM
Replies: 5
Views: 462
Posted By BillL
This static port is a bit of a mystery as to how...

This static port is a bit of a mystery as to how it works and why some don't. If you want to save some headaches in phase I, I would suggest making this item by the book, at least the external shape....
Forum: Electronic Ignition Systems 04-17-2018, 04:44 AM
Replies: 11
Views: 1,088
Posted By BillL
Timing is first, but look elsewhere for root cause and solution.

While the timing change maybe the initial cause, I would suspect the root is a sealing system around the engine needs to be improved. Pay particular attention to the lower center baffle seal plate....
Forum: Traditional Aircraft Engines 04-16-2018, 04:07 PM
Replies: 17
Views: 1,535
Posted By BillL
It is typical to measure such things with gauges....

It is typical to measure such things with gauges. Likely, a conical gage in this case, based on the spherical diameter of the ball end. From there, it is what the designer says it is, i.e. on the...
Forum: RV General Discussion/News 04-16-2018, 06:20 AM
Replies: 17
Views: 3,834
Posted By BillL
Really Nice, pass on congratulations to him. Hey,...

Really Nice, pass on congratulations to him. Hey, those wheel pants don't look like James nor the PR vans, are they the old ones?
Forum: Alternative Engines 04-14-2018, 08:41 PM
Replies: 5
Views: 739
Posted By BillL
Google "dick vangrunsven rv-12" does not narrow...

Google "dick vangrunsven rv-12" does not narrow the search much. Any link?

Very nice evolution of the VW design, with what looks like excellent design modifications. I talked to a Motorav general...
Forum: Traditional Aircraft Engines 04-13-2018, 05:50 AM
Replies: 5
Views: 877
Posted By BillL
If you really want to know you will have to...

If you really want to know you will have to burrow down in the certification documentation. It has everything there. I would be surprised if the spec is near a grade 5 though. just due to the...
Forum: RV General Discussion/News 04-12-2018, 07:17 PM
Replies: 4
Views: 315
Posted By BillL
I have a similar valve, and the o-rings...

I have a similar valve, and the o-rings disintegrated. I measured openings and it appears a -011 is the shaft seal, and the -018 is for the top flange nut.

Both are radial sealed and 1/16" cross...
Forum: Traditional Aircraft Engines 04-12-2018, 01:21 PM
Replies: 70
Views: 59,016
Posted By BillL
No before data, just after.

I did the mods to #2 and #3, they and #1 are within a 10F degree band. #4 for me is a different animal. It is +25F. Maybe it is the flashing under the spark plug. I will let you know in a week.
Forum: RV-10 04-12-2018, 08:48 AM
Replies: 20
Views: 2,729
Posted By BillL
Tell us a little more about the procedure to...

Tell us a little more about the procedure to ensure this please. My 7 has stock M1B, Hartzell composite prop, SJ cowl, my plenum, SJ pants and is only a few mph better than the vans stock reported...
Forum: RV General Discussion/News 04-11-2018, 03:49 PM
Replies: 22
Views: 4,977
Posted By BillL
Use Firefox and get the add in for the photo...

Use Firefox and get the add in for the photo bucket workaround. It may still work, last time I used it was a few weeks ago. The picts pop up like normal - then screen copy them if worthy.
Forum: Traditional Aircraft Engines 04-11-2018, 03:42 PM
Replies: 12
Views: 1,149
Posted By BillL
Two suggestions (if not done already & assuming...

Two suggestions (if not done already & assuming you have checked for mixture issues)

1. Progressively block the front of #1 to warm it up and deflect air back to #3.

2. Open up the back side of #3...
Forum: RV General Discussion/News 04-11-2018, 03:37 PM
Replies: 20
Views: 1,758
Posted By BillL
Nothing magic, but it does take proper attention...

Nothing magic, but it does take proper attention to fitting. My Vans sourced was tight and since the location requires sandwich between the cooler and baffles, the ripples in the surfaces made it too...
Forum: RV-8/8A 04-10-2018, 07:32 PM
Replies: 31
Views: 5,252
Posted By BillL
Go to the vetterman website and look at Larrys...

Go to the vetterman website and look at Larrys work on his afterbody with twin exhaust pipes. The got 4 mph or so IIRC. RV7A, but should apply.

My exit velocity on my SJ (7) is so low that the...
Forum: RV General Discussion/News 04-10-2018, 03:10 PM
Replies: 21
Views: 4,379
Posted By BillL
I use dryer sheets here Central Bugville (on my...

I use dryer sheets here Central Bugville (on my autos). Doesn't seem dull the paint or scratch the headlight lenses.
Forum: RV General Discussion/News 04-10-2018, 03:06 PM
Replies: 21
Views: 4,379
Posted By BillL
A reputable paint shop said plexus will do that!

A reputable paint shop said plexus will do that!
Forum: Alternative Engines 04-10-2018, 03:01 PM
Replies: 47
Views: 5,778
Posted By BillL
Good post, they could just get an Apache (or some...

Good post, they could just get an Apache (or some other light twin) and install the prototype on one side. Continental did a lot of testing that way.
Forum: RV-14 04-10-2018, 06:25 AM
Replies: 10
Views: 1,565
Posted By BillL
Surprising they don't have a spacer under that...

Surprising they don't have a spacer under that plate. I made two spacers with good area and tested for reaching the specified torque, it would not torque with standard washers for me. I also used a...
Forum: COMM 04-08-2018, 06:40 AM
Replies: 15
Views: 1,235
Posted By BillL
who woulda thunk??

Interesting . . . how did you come on this solution? Luck? ( Luck is good BTW)
Forum: Traditional Aircraft Engines 04-06-2018, 05:20 PM
Replies: 43
Views: 3,428
Posted By BillL
The VW has separate studs for the bearing saddles...

The VW has separate studs for the bearing saddles - separate from the head studs. So, if the heads are off the full clamping on the crank bearing remains. All the air cooled VW's had a dowel for each...
Forum: RV-10 04-06-2018, 04:59 PM
Replies: 19
Views: 3,509
Posted By BillL
Its the dimensions that are important. A hinge is...

Its the dimensions that are important. A hinge is not needed, and the movement is quite linear over the arc desired. Use the 2" dimension, and the 30 degree angle to the vertical brace and it will be...
Forum: Traditional Aircraft Engines 04-05-2018, 07:59 PM
Replies: 8
Views: 576
Posted By BillL
You might want to call Champion and discuss with...

You might want to call Champion and discuss with them. The ADBV is silicone and should remain effective through its use service period. As a design feature, it would have to work in all orientations....
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