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Search: Posts Made By: BillL
Forum: RV-8/8A Yesterday, 07:01 PM
Replies: 16
Views: 472
Posted By BillL
Classic Method - center

Center using hinge section to nut-plate.

34285
Forum: RV General Discussion/News Yesterday, 06:13 PM
Replies: 10
Views: 620
Posted By BillL
+1 on Vans contact. May ask to sand smooth. I...

+1 on Vans contact. May ask to sand smooth.

I made a spreader to help prevent this. Long thread, two nuts and washers inside. Measured with digital caliper. It helped a lot
Forum: RV Ongoing Maintenance Issues Yesterday, 11:23 AM
Replies: 23
Views: 1,190
Posted By BillL
+1 Dan it has external cell balancing not an...

+1

Dan it has external cell balancing not an internal BMS, it makes the battery much less expensive.
Forum: Traditional Aircraft Engines Yesterday, 11:11 AM
Replies: 21
Views: 827
Posted By BillL
BTW, the fuel hoses FWF have a significant effect...

BTW, the fuel hoses FWF have a significant effect on this. The 5000psi hoses are very stiff and allow little "spring" for solid expansion of the fuel. I tested the Vans standard hoses on my 7...
Forum: RV-6/6A Yesterday, 10:44 AM
Replies: 18
Views: 845
Posted By BillL
Don't waste $ unless it is on hand.

OK for short term, but longer term get Krytox 205...
Forum: Tools 11-22-2022, 07:20 PM
Replies: 12
Views: 549
Posted By BillL
This 3 lobe hole is typical of a standard drill...

This 3 lobe hole is typical of a standard drill bit in thin material. If you want it round, use a reamer to finish to size.
Forum: RV-8/8A 11-21-2022, 08:33 PM
Replies: 13
Views: 801
Posted By BillL
+1 I adjusted the diameter for each side to...

+1 I adjusted the diameter for each side to balance the stop angles. I like the nylon-metal stop as it is not as hard as metal-metal. YMMV
Forum: RV-8/8A 11-21-2022, 05:24 PM
Replies: 48
Views: 26,103
Posted By BillL
This is the basic design situation. If all...

This is the basic design situation. If all friction is eliminated and it is ensured the master cylinders are indeed returning to uncover the fill hole, then the brakes will function without issue....
Forum: RV General Discussion/News 11-21-2022, 05:05 PM
Replies: 20
Views: 1,565
Posted By BillL
Congratulations guys! You each have quite the...

Congratulations guys! You each have quite the legacy in building of the RV aircraft company and (builder/pilot) experience!

Hope to still hear from you both!
Forum: RV Building Tips/Techniques 11-19-2022, 05:34 PM
Replies: 22
Views: 2,594
Posted By BillL
Don't try to move too fast.

I have been thinking about this thread and rediscovered a shop rule. My plane was built in my basement and it was tight in 3D. Hanging, leaning and sitting.

I discovered the rule: "don't move fast...
Forum: Traditional Aircraft Engines 11-19-2022, 10:36 AM
Replies: 9
Views: 679
Posted By BillL
All pressure-wise looks pretty good. My M1B has...

All pressure-wise looks pretty good. My M1B has 250 hrs and just plotted some pressure vs rpm after landing with 195F oil T. The pressure ramps up linearly and at 1300 rpm pretty well matches yours...
Forum: RV Ongoing Maintenance Issues 11-18-2022, 10:06 AM
Replies: 53
Views: 23,200
Posted By BillL
What else could they say?

Funny - they all probably will/do - - -which is good- people could just send in the goo for analysis. The trouble is the time lag between purchase-application and occurrence, not to mention serial...
Forum: RV Ongoing Maintenance Issues 11-18-2022, 08:05 AM
Replies: 53
Views: 23,200
Posted By BillL
Bill, interesting addition of experience to the...

Bill, interesting addition of experience to the fray. I once had some projects with the 3M research center, so felt comfortable contacting them in regards to reversion. This was maybe 8 yrs ago when...
Forum: RV Ongoing Maintenance Issues 11-17-2022, 09:15 PM
Replies: 53
Views: 23,200
Posted By BillL
Is 3M better?

Is 3M better?
Forum: RV Building Tips/Techniques 11-17-2022, 04:45 PM
Replies: 13
Views: 1,178
Posted By BillL
Beware of the nylon/polyester differences

Breydan makes the various types. I like the polyester and latex coating over the nylon/wax. It is not sticky and does not get dirty looking, but ties great knots.

I really did not like the wax, it...
Forum: RV-14 11-16-2022, 08:16 AM
Replies: 69
Views: 9,504
Posted By BillL
One thing to try.

Dennis,

By-passing air on the front of #2 around that casting flash and zero fin depth is the best, but not the only way to effect some improvement. I made the chute on my 7, but my 10 friend was...
Forum: RV-14 11-16-2022, 08:06 AM
Replies: 69
Views: 9,504
Posted By BillL
Hard to ground it, but too many bad things can happen.

Yes, and you should immediately ground the airplane and fix the problem.

The valve might be closed when shut down, but after cooling, it would stick open slightly. The piston will push it close,...
Forum: RV Ongoing Maintenance Issues 11-16-2022, 07:49 AM
Replies: 25
Views: 5,350
Posted By BillL
Vans has the same machined port...

Vans has the same machined port (https://store.vansaircraft.com/threaded-static-port-kit-pair-static-port-kit.html) with a 1/4-20 thread and nipple. Been offered for years now.


Has anyone ever...
Forum: Probable Cause Documents Discussed 11-13-2022, 10:42 AM
Replies: 13
Views: 1,458
Posted By BillL
Are we sure they weren't both economists?

Are we sure they weren't both economists?
Forum: RV-7/7A 11-11-2022, 10:51 AM
Replies: 9
Views: 400
Posted By BillL
Heat=expansion.

I built a tipper - - I suppose there are many tradeoffs but the only thing not mentioned in the heat is expansion of the plexiglass.

I have had to stop at the end of the runway rev the engine and...
Forum: Propellers 11-11-2022, 10:32 AM
Replies: 43
Views: 2,481
Posted By BillL
The link I provided earlier has all the...

The link I provided earlier has all the information necessary for one to understand show this works and what the principles are. There are papers and plots of TV stresses and displacements that show...
Forum: RV Ongoing Maintenance Issues 11-11-2022, 07:33 AM
Replies: 3
Views: 552
Posted By BillL
Glass beads would be fine, but do your initial...

Glass beads would be fine, but do your initial removal to reveal the base material first. Then keep the pressure below 40 psi (or so) so the blasting does not pucker the area. There are small...
Forum: RV-9/9A 11-10-2022, 12:41 PM
Replies: 22
Views: 1,364
Posted By BillL
Crisp/calm 0-30F days can be the best!!

If needed I use 1200 rpm. It does not take long and gives a chance for cockpit organization and pre-takeoff adjustments.

Diesel white smoke and warm up tests were done in the '80s and the warmup...
Forum: Propellers 11-09-2022, 11:32 AM
Replies: 43
Views: 2,481
Posted By BillL
Steve, thanks for posting this internal view. It...

Steve, thanks for posting this internal view. It is a little surprising that it galled when bathed in high viscosity silicone, but it certainly happened.

Here is a link...
Forum: Tools 11-08-2022, 11:47 AM
Replies: 1
Views: 248
Posted By BillL
Dave, I can not speak to the quality of the...

Dave, I can not speak to the quality of the crimper, but the positioners were the same quality as the DMC. Now . . .I bought a set (12) when they were first being offered and the prices were lower....
Forum: RV General Discussion/News 11-05-2022, 10:22 AM
Replies: 6
Views: 827
Posted By BillL
Overall average kits completed per year 443 for...

Overall average kits completed per year 443 for all models - based on the collection of the periodic reports from Vans courtesy of the Wayback Machine. Actually, it is more steady than I originally...
Forum: RV Ongoing Maintenance Issues 11-04-2022, 08:40 PM
Replies: 4
Views: 549
Posted By BillL
Maybe you can get some leads from this...

Maybe you can get some leads from this (https://idot.illinois.gov/Assets/uploads/files/Doing-Business/Manuals-Guides-&-Handbooks/Highways/Materials/Metals/fasteneridentificationguide.pdf).

It is...
Forum: VAF Classifieds (posts in here deleted after 30 days) 11-04-2022, 01:21 PM
Replies: 29
Views: 2,287
Posted By BillL
Well, recall that Ron Schreck posted a bent Vans...

Well, recall that Ron Schreck posted a bent Vans ring (https://vansairforce.net/community/showthread.php?t=170152)from the ramp of an IAS event. He had two helpers hold the wings for egress then got...
Forum: RV Ongoing Maintenance Issues 11-03-2022, 07:22 PM
Replies: 12
Views: 1,023
Posted By BillL
I radius bend my weights with a hammer, and split...

I radius bend my weights with a hammer, and split the weight from side to side. Lead is hard to get (here?).

I use the bearings so the HF cones fit just fine. YMMV

I have considered spinning the...
Forum: RV Ongoing Maintenance Issues 11-03-2022, 08:39 AM
Replies: 7
Views: 1,195
Posted By BillL
Yep - 5mm hex socket head. And .. . . . a 10mm...

Yep - 5mm hex socket head.

And .. . . . a 10mm for the post nut.
Forum: RV General Discussion/News 11-03-2022, 08:20 AM
Replies: 42
Views: 20,564
Posted By BillL
I made my set like the article and used them in...

I made my set like the article and used them in the OSH big blow of 2019. They held solid on my 7 even as the rain softened the ground. It got a few rudders that season too. I was necessary to use a...
Forum: RV Building Tips/Techniques 11-01-2022, 11:31 AM
Replies: 12
Views: 631
Posted By BillL
+1 +1 again. I did the above. Solo.

+1



+1 again. I did the above. Solo.
Forum: Safety 10-31-2022, 09:11 PM
Replies: 16
Views: 1,632
Posted By BillL
Get some Krytox 205.

For short term just oil or grease the cap o-rings, but longer term get Krytox 205 ...
Forum: RV General Discussion/News 10-31-2022, 08:13 AM
Replies: 21
Views: 1,347
Posted By BillL
Big risk

I used nylon washers - a little hard to find, but cheap when you do. I use then under screw heads to avoid paint damage and shimmed a few places on my canopy to match contours.

On your heat. I have...
Forum: GPS 10-31-2022, 07:30 AM
Replies: 15
Views: 1,788
Posted By BillL
It would seem we can navigate but they can not...

It would seem we can navigate but they can not validate separation - so the FAA might want to revisit their plan to eliminate surveillance radar?

Is Garmin developing some INS integration for...
Forum: RV-8/8A 10-30-2022, 06:38 PM
Replies: 8
Views: 879
Posted By BillL
Hear, Hear !...

Congrats!! Yeah - - 1st flight 1/2018 and I was at the hangar today and thinking the same thing!!
Forum: RV-8/8A 10-30-2022, 05:38 PM
Replies: 16
Views: 1,585
Posted By BillL
I do not like those odious rings.

I "saved" the clips and use Viton o-rings. 250 hrs and have not lost a single one.
Forum: Traditional Aircraft Engines 10-30-2022, 01:31 PM
Replies: 10
Views: 877
Posted By BillL
Your thinking is valid from the engine...

Your thinking is valid from the engine performance standpoint, although, the compression and firing pressures would be the constant factor you would want to aim for. Also there is a diminishing...
Forum: RV-7/7A 10-29-2022, 07:36 PM
Replies: 11
Views: 753
Posted By BillL
Here ya go. The counterweight is the same for...

Here ya go. The counterweight is the same for both and in the same location relative to the pivot axis. Weight not including tips. CG measured, not calculated.


33011

33012
Forum: RV-7/7A 10-29-2022, 08:45 AM
Replies: 11
Views: 753
Posted By BillL
There is a recent thread where Walt and others...

There is a recent thread where Walt and others talked about this.

Also, Matt, IIRC, verified that the RV14 rudder is the same and fitted it to his 7. The 14 rudder has a different internal design...
Forum: RV General Discussion/News 10-28-2022, 09:03 PM
Replies: 20
Views: 1,683
Posted By BillL
I had some decades dry masking tape on my canopy...

I had some decades dry masking tape on my canopy film so decided to make it a test - - and tried various solvents/cleaners. The only thing that worked was citrus cleaner. I wet some paper towels and...
Forum: RV-7/7A 10-28-2022, 06:22 PM
Replies: 11
Views: 753
Posted By BillL
Yes, and Yes - it is the same as current 8...

Yes, and Yes - it is the same as current 8 rudder. You will need the 8 VS tip fairing, and both upper and lower fiberglass for the (8) rudder. Both rudders use the same counterweight. You will need...
Forum: RV-14 10-28-2022, 10:59 AM
Replies: 12
Views: 1,039
Posted By BillL
Vans has some tiny washers (really spacers) for...

Vans has some tiny washers (really spacers) for the rod end balls to allow greater off axis motion. This will provide an engineered solution to your custom washers.

They are kinda hard to find when...
Forum: RV Ongoing Maintenance Issues 10-27-2022, 06:34 PM
Replies: 13
Views: 2,263
Posted By BillL
Just an opinion, but I don't think there was...

Just an opinion, but I don't think there was debris in the small space between the guide. My guess is combination of lack of lubrication and heat cause galling of the guide against the sliding stem...
Forum: RV General Discussion/News 10-27-2022, 05:09 PM
Replies: 10
Views: 1,579
Posted By BillL
Battery

I just ordered a new PC680 battery. The box came an hour ago. The battery is in an Amazon package handler. I wonder if it broke the case.

Amazon is sending me a replacement battery. Hope it is...
Forum: Probable Cause Documents Discussed 10-25-2022, 02:54 PM
Replies: 33
Views: 4,912
Posted By BillL
New call signs - LUCKY 1 and LUCKY 2?

It looks just like the 7 with the SB H00001 to be added. The photo is the 7.

Is this correct per the NTSB report?: The HS 710 and 714 each had two rivets missing AND the HS-00001 was not installed...
Forum: Traditional Aircraft Engines 10-25-2022, 08:24 AM
Replies: 43
Views: 3,707
Posted By BillL
It's the belt, not the delivery path.

It is more brand and specific model of the belt, not delivery path.

I ran the gates alternator belt on my Volvo for 160,000 miles. Many examples like this and never failed a raw edge Gates belt....
Forum: RV General Discussion/News 10-25-2022, 08:10 AM
Replies: 11
Views: 951
Posted By BillL
+1 +1 Except just match drilling is pretty...

+1



+1 Except just match drilling is pretty light already.

Also, unless the swarf is getting trapped, you could use a dot of milk carton plastic, or felt cabinet door stops, but the above...
Forum: Traditional Aircraft Engines 10-24-2022, 07:45 PM
Replies: 49
Views: 2,445
Posted By BillL
Not that bad, but

Yes, it can be removed with engine installed. I did mine more than once in phase I.

On other items, it sounds like you have plenty of help.
Forum: RV Ongoing Maintenance Issues 10-24-2022, 05:49 PM
Replies: 21
Views: 2,676
Posted By BillL
It is clear that your tubes don't have the...

It is clear that your tubes don't have the internal o-ring.

I would either (or both) get an exhaust tubing expander and use some talc (talc is the best lubricant for rubber) or get a hose that is...
Forum: RV Ongoing Maintenance Issues 10-24-2022, 05:14 PM
Replies: 14
Views: 1,528
Posted By BillL
I measured temperature (once) and used a scale. I...

I measured temperature (once) and used a scale. I recorded the approximate gallons then corrected for temperature at home.


Edit: It did not work for me (snow on the ground, leveling the plane...
Forum: RV-10 10-24-2022, 07:27 AM
Replies: 20
Views: 2,941
Posted By BillL
It looks like there is a WINNER! This was an...

It looks like there is a WINNER!

This was an entertaining thread :D
Forum: Alternative Engines 10-24-2022, 07:22 AM
Replies: 85
Views: 7,067
Posted By BillL
It's the crankshaft . . . .

It might seem that way, but the longer crankshafts are the challenge for torsional vibration, on stationary engines they can be much heavier to add the required stiffness. They are much more "active"...
Forum: RV-9/9A 10-24-2022, 07:06 AM
Replies: 5
Views: 567
Posted By BillL
Vans has clever design reasons . . . .

I know Bruce did not mean it this way, but Be Careful builders; "too far" implies it can be cut off -don't do that, there is a lot of upward force on that latch when flying. The finger penetration...
Forum: RV-14 10-23-2022, 11:52 AM
Replies: 12
Views: 1,336
Posted By BillL
Airspeed is required for cooling, 16"MAP is not...

Airspeed is required for cooling, 16"MAP is not very high, and he could be flying w/o wheel pants and gear fairings.

Is this model the one with the cowl flap?
Forum: RV-8/8A 10-23-2022, 11:44 AM
Replies: 3
Views: 516
Posted By BillL
Engine thrust angle.

You do know the engine crankshaft is not parallel to the centerline of the fuse, right?

I don't know about the Vans cowl, but the James was shorter on one side than the other, and it's split line...
Forum: RV Ongoing Maintenance Issues 10-23-2022, 08:26 AM
Replies: 15
Views: 985
Posted By BillL
Mickey, I have done this test a few times using a...

Mickey, I have done this test a few times using a connection for pressure gage and air input at the fuse fuel bulkhead fitting and a AN plug or cap FWF. Obviously the fuel tank is eliminated from the...
Forum: RV Ongoing Maintenance Issues 10-22-2022, 10:09 PM
Replies: 3
Views: 615
Posted By BillL
Good Idea. I take a couple of rolled white paper...

Good Idea. I take a couple of rolled white paper towels and have then zip tied under my master cylinders to indicate if there is a leak there. The last one soaked the carpet and nearly drained the...
Forum: RV Ongoing Maintenance Issues 10-22-2022, 05:49 PM
Replies: 15
Views: 985
Posted By BillL
Likely sucking air, Bob, then it gets...

Likely sucking air, Bob, then it gets hotter(expands) as it goes forward and then reduces the suction at the mechanical pump. I could also be some kind of restriction, acts more like a suction leak.
Forum: RV-14 10-22-2022, 03:12 PM
Replies: 10
Views: 1,433
Posted By BillL
HSS taps are best for 6-32 and 8-32.

Get a HSS tap, it is harder, sharper, stronger and will tap with less force. Also, use mineral spirits for tapping lube, it won't harm plexiglas.

Good luck with the extraction.
Forum: Tools 10-22-2022, 10:58 AM
Replies: 20
Views: 1,383
Posted By BillL
If you want to go thrifty on the bandsaw, I got a...

If you want to go thrifty on the bandsaw, I got a cheap 9", and used the standard blade for several years. Just go the appropriate speed. It will cut 2023 and 6061 t6 nicely, but anything softer,...
Forum: Traditional Aircraft Engines 10-22-2022, 10:28 AM
Replies: 12
Views: 1,120
Posted By BillL
Thanks for that, Dan, it is what the Raven guy...

Thanks for that, Dan, it is what the Raven guy said. BTW the stand pipe is pressed into a standard fitting. The press depth is greater than the clearance between the top of the pipe and the "ceiling"...
Forum: RV Ongoing Maintenance Issues 10-21-2022, 07:36 PM
Replies: 15
Views: 985
Posted By BillL
These two parameters would say something with...

These two parameters would say something with vaporization or air leaks.

I would suggest you do a fuel system pressure leak test with air, from fuse bulkhead fitting forward to the FP outlet (AN...
Forum: RV General Discussion/News 10-21-2022, 06:26 PM
Replies: 12
Views: 1,096
Posted By BillL
Way to go - - woooo hoooo ROCKY! License to...

Way to go - - woooo hoooo ROCKY!

License to learn . . . .
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