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Search: Posts Made By: BillL
Forum: RV General Discussion/News Today, 02:35 PM
Replies: 8
Views: 183
Posted By BillL
Problem? Maybe . . .

Mac, Although it could be a marginal mechanical pump, IMO it is just heating of the fuel as you mention, some vaporization causing the lower pressure on the business side of the pump.

I noticed...
Forum: Tools Today, 06:43 AM
Replies: 8
Views: 372
Posted By BillL
The proper aviation riv-nuts have the key, but...

The proper aviation riv-nuts have the key, but off-brand (HF) have serrations and are more prone to slippage. I tested them for some structural needs, but I confess to having used a couple on the...
Forum: RV Ongoing Maintenance Issues Today, 06:21 AM
Replies: 12
Views: 687
Posted By BillL
The tip up canopy is pretty flexible in torsion....

The tip up canopy is pretty flexible in torsion. Mine will do that if lifted from one side, just no way to stop it. Consequently, I always lift and close from the center. I have the alignment blocks...
Forum: Electrical Systems 07-02-2022, 04:47 PM
Replies: 61
Views: 6,522
Posted By BillL
Are these engine or alternator/generator RPM?

Are these engine or alternator/generator RPM?
Forum: Traditional Aircraft Engines 07-01-2022, 05:11 PM
Replies: 23
Views: 2,566
Posted By BillL
Mike, valid observation. Hydrodynamic lubrication...

Mike, valid observation. Hydrodynamic lubrication (oil) requires that the surface finish of the mating parts be sufficiently smooth so that the oil film is greater than the finish, else the tips...
Forum: RV Ongoing Maintenance Issues 07-01-2022, 09:37 AM
Replies: 8
Views: 426
Posted By BillL
Just a reminder to consider the effects of...

Just a reminder to consider the effects of additional thickness of the disc. Like caliper spread (add spacers), clearance from disc to pants bracket, and trimming the axle nut. SCARD did a good post...
Forum: Traditional Aircraft Engines 07-01-2022, 07:05 AM
Replies: 23
Views: 2,566
Posted By BillL
+1 ohhh yeah - you betcha!! The thrust surface...

+1 ohhh yeah - you betcha!! The thrust surface "could not support hydrodynamic lubrication due to poor geometry from the machined surface"

Well, Mahlon has spoken, I defer.
Forum: Traditional Aircraft Engines 06-29-2022, 08:16 AM
Replies: 23
Views: 2,566
Posted By BillL
Mike, please post when you get the case split, it...

Mike, please post when you get the case split, it is not clear what has happened. We can see the curled aluminum, but is the thrust face recessed?

Thanks for posting - - hope you get satisfaction...
Forum: Traditional Aircraft Engines 06-29-2022, 07:11 AM
Replies: 4
Views: 279
Posted By BillL
Not sure if you have an angle valve or parallel...

Not sure if you have an angle valve or parallel valve engine. If the latter, the red zone is hard to find, so not to worry about that.

No clear answer, but maybe some variables that you might think...
Forum: RV Ongoing Maintenance Issues 06-28-2022, 04:16 PM
Replies: 8
Views: 641
Posted By BillL
Be sure to use Krytox lubricant and it will never...

Be sure to use Krytox lubricant and it will never wash off. Mine stayed buttery smooth for 20 months after sparingly applied. Now I just smear a little at annuals, er, condition inspection.
Forum: Traditional Aircraft Engines 06-28-2022, 06:16 AM
Replies: 17
Views: 1,900
Posted By BillL
Good ignition diagnostic tool.

The inflight mag check along with a good analysis of recorded EGT and CHT like above is a good method to determine if it is caused by ignition. My IO360M1B will have a tiny, almost imperceptible,...
Forum: Temp / Test / Misc. (posts deleted after 2 weeks) 06-27-2022, 06:49 PM
Replies: 7
Views: 554
Posted By BillL
Just be aware

I bought a Hero 9 and mounted under the roll bar on my 7. It is too far away to read the EFIS even with 5K setting. It would need to be 10-12" closer, then it will capture over the front of the glare...
Forum: RV General Discussion/News 06-26-2022, 07:13 AM
Replies: 10
Views: 1,252
Posted By BillL
I smile about the communications - and agree....

I smile about the communications - and agree. After meeting Andy and having a good (unrushed) conversation (at OSH), concluded he is just focused on solving the delivery and technical issues and not...
Forum: Traditional Aircraft Engines 06-26-2022, 06:59 AM
Replies: 26
Views: 2,178
Posted By BillL
+1 - Matches the engine color. One could match...

+1 - Matches the engine color.

One could match cut the baffles and make it all removable, but then the movement can, likely, etch into the case. My choice was to seal and use the RTV to keep the...
Forum: RV General Discussion/News 06-25-2022, 04:09 PM
Replies: 54
Views: 8,974
Posted By BillL
Interesting, I was just looking on the Walbro...

Interesting, I was just looking on the Walbro website for another application and they listed a warning of counterfeits for certain models.
Forum: RV Ongoing Maintenance Issues 06-22-2022, 03:47 PM
Replies: 19
Views: 2,205
Posted By BillL
Charles, (https://www.atacusa.com) Is this the...

Charles, (https://www.atacusa.com)

Is this the back of your helmet (WINGNUT) in this promotional video?
Forum: Traditional Aircraft Engines 06-21-2022, 03:23 PM
Replies: 19
Views: 1,242
Posted By BillL
And 20 yrs before that.

And 20 yrs before that.
Forum: Electrical Systems 06-21-2022, 03:17 PM
Replies: 8
Views: 912
Posted By BillL
I made spools with flanges of cardboard. Lots of...

I made spools with flanges of cardboard. Lots of shipping boxes arrive. Assembled with hot glue.
Forum: RV General Discussion/News 06-21-2022, 02:09 PM
Replies: 14
Views: 881
Posted By BillL
What specific material?

Some non-metallics would require flame passivation to allow a bond, then yes.

EDIT: Flame passivation is especially applicable to HDPE.
Forum: VAF Classifieds (posts in here deleted after 30 days) 06-20-2022, 04:35 PM
Replies: 10
Views: 1,850
Posted By BillL
What impedance are these sets for?

While that is true, it does not change the impedance of the mic and speakers. This should be verified before purchase. The Sporty's impedance adapter is $110.

I have been through this.

Odd this...
Forum: RV Building Tips/Techniques 06-18-2022, 05:44 PM
Replies: 6
Views: 566
Posted By BillL
A bit of a PITA but can be done.

My upper tip(s) is are removable. Same as other tips, just less space to do it. I used #4 screws. I suggest if you do that, wait until it is finished to use stainless screws as they are weaker and...
Forum: RV-14 06-17-2022, 03:39 PM
Replies: 36
Views: 3,505
Posted By BillL
Red face My sincere apology . . .

You are right, it is the two prong tool that are strong enough to pick up the valve, not 4. My memory was faulty, but the tool I have is indeed the 2 prong. I have corrected my post. Thanks for...
Forum: RV-14 06-16-2022, 07:12 PM
Replies: 36
Views: 3,505
Posted By BillL
Negative on dental floss - - -

Stem to guide clearance is not enough. Tried it. The Snap on tool will work.
Forum: RV-14 06-16-2022, 06:21 AM
Replies: 36
Views: 3,505
Posted By BillL
The Snap-On 2 prong tool...

The Snap-On 2 prong tool (https://shop.snapon.com/product/Claws-(Flexible)/Flexible-Pick-up-Tool-(Blue-Point)/GA265A) is best for picking and holding the valve allowing the magnet to pull it through...
Forum: Traditional Aircraft Engines 06-14-2022, 06:44 AM
Replies: 20
Views: 2,821
Posted By BillL
Part source selection aside, be sure you...

Part source selection aside, be sure you determine why your intake valves are sticking - it could be dimensional, but also consider valve guide material, and top end lubrication on this engine....
Forum: Glass Cockpit 06-13-2022, 03:57 PM
Replies: 6
Views: 471
Posted By BillL
Non-touch . . . Fingers crossed on SW, Walt, no...

Non-touch . . . Fingers crossed on SW, Walt, no expectations though.

Carl, The dual battery would help the voltage drop drastically. Our avionics are not like industrial mobile electronics like...
Forum: Glass Cockpit 06-13-2022, 05:32 AM
Replies: 6
Views: 471
Posted By BillL
650 "DATA SOURCE" Message .. UPDATE ..

My first question is what changed and why now? Here is the background and event chain leading to a 650 error Message that was not real.

Discovery - the G3X is much slower than the 650 in the boot...
Forum: RV General Discussion/News 06-10-2022, 10:10 AM
Replies: 25
Views: 5,319
Posted By BillL
Collapse

As in due to suction from the pump, becoming a restriction.

I was thinking about the dye in auto gasoline as well. thumbs up!!
Forum: Glass Cockpit 06-09-2022, 06:14 PM
Replies: 6
Views: 471
Posted By BillL
Brian, good comment , I'll check the wiring...

Brian, good comment , I'll check the wiring diagram for that specifically.

It just appeared after 230 hrs of (seemingly) perfect operation.
Forum: RV General Discussion/News 06-09-2022, 05:33 PM
Replies: 25
Views: 5,319
Posted By BillL
Not specifically in scientific terms, but they...

Not specifically in scientific terms, but they are not wetted by water but are wetted by fuel. So water will, bead and not enter the weaving. I watched them work in a demonstration at the SAE...
Forum: Traditional Aircraft Engines 06-09-2022, 05:19 PM
Replies: 13
Views: 2,150
Posted By BillL
ECP valve is potential trouble.

This ECP valve is responsible for multiple failures of the Accusump containers. When electrically off, it will act as a check valve, BAD. If shut off under oil pressure, then it captures a peak even...
Forum: Glass Cockpit 06-09-2022, 04:46 PM
Replies: 6
Views: 471
Posted By BillL
GTN 650 Error Message - Data Source ??

I got this message today on a flight and the pilot manual said "Dealer Service"

Can anyone enlighten me on the issue and implications for "service"?

26858
Forum: Safety 06-08-2022, 07:25 PM
Replies: 17
Views: 1,464
Posted By BillL
72 - cataract surgery in right eye 6 weeks ago....

72 - cataract surgery in right eye 6 weeks ago. Formerly needed distance correction and 225+ for close work. I had a fuzzy zone from 18" to 48". Night vision in traffic challenges were becoming...
Forum: Traditional Aircraft Engines 06-08-2022, 08:53 AM
Replies: 33
Views: 2,070
Posted By BillL
Disagree with premise.

Good comment on flow losses to the cooler but the flow balancing not helping the oil is a different matter.

The idea is that there is a line contact of baffling the lower side of the barrel fins...
Forum: RV General Discussion/News 06-07-2022, 08:55 PM
Replies: 3
Views: 524
Posted By BillL
Maybe you can ask for the pushrod engineering...

Maybe you can ask for the pushrod engineering drawing so you can make one?
Forum: Traditional Aircraft Engines 06-07-2022, 07:28 PM
Replies: 33
Views: 2,070
Posted By BillL
Wraps in raw form.

Most of the wraps are under the baffles, but the barrels are wrapped up the insides too. The wrap is DanH shared, 8 oz fiberglass impregnated with high temp RTV sandwiched between polyethylene sheet....
Forum: Traditional Aircraft Engines 06-06-2022, 03:16 PM
Replies: 33
Views: 2,070
Posted By BillL
The james plenum does not have a very good...

The james plenum does not have a very good diffuser function from the inlets to the heads, and is a little restrictive at front face of the heads.

Tweaking category - radius for exit flow from aft...
Forum: GPS 06-05-2022, 06:58 AM
Replies: 7
Views: 379
Posted By BillL
I am ignorant of the electronics . . .but

The GPS puck gets 5 vdc (more or less) power from the single wire, and the AC/PWM signals ride on that, so might be sure the dummy is ok for the GPS side. As always, enlightenment invited from the...
Forum: RV Building Tips/Techniques 06-05-2022, 06:45 AM
Replies: 8
Views: 514
Posted By BillL
Pressure regulator is preferred.

I don't like the restrictor as the starting pressure is line pressure. Slowing the hammer with trigger pull is variable. Small regulators are relatively cheap, and could be a little inconvenient. YMMV
Forum: RV General Discussion/News 06-05-2022, 06:37 AM
Replies: 13
Views: 1,531
Posted By BillL
-7 tipper

I have the switch . . . . does that count? Never installed a delivery system.

On clear days below 20F I get fogging on the canopy both solo and dual. It occurs on the shady parts at the wrong sun...
Forum: RV General Discussion/News 06-01-2022, 03:06 PM
Replies: 76
Views: 45,202
Posted By BillL
Looks sooo close to flight test . . . .:D

Looks sooo close to flight test . . . .:D
Forum: RV General Discussion/News 06-01-2022, 12:33 PM
Replies: 15
Views: 1,685
Posted By BillL
I did not see what your RPM and MAP was for the...

I did not see what your RPM and MAP was for the OP photos. (?) I was concerned about the same thing on my new IO360 M1B, but the engine ran smoothly and as soon as the engine was off the idle circuit...
Forum: RV General Discussion/News 05-31-2022, 07:12 AM
Replies: 10
Views: 2,845
Posted By BillL
A little support for this is in a thread from...

A little support for this is in a thread from 2015 (https://vansairforce.net/community/showthread.php?t=123689&page=7). Look at my posts (photos) and review by Scott McDaniels. It is always best to...
Forum: RV Building Tips/Techniques 05-31-2022, 06:36 AM
Replies: 12
Views: 1,449
Posted By BillL
You might want to give me a call. Bill Lane 309...

You might want to give me a call. Bill Lane 309 573 53 six ate.

We can review what you have and issues, or what to look for along the way.
Forum: RV Building Tips/Techniques 05-30-2022, 02:58 PM
Replies: 12
Views: 1,449
Posted By BillL
If you weren't in such pain I would laugh. Mine...

If you weren't in such pain I would laugh. Mine changed after every permanent build step along the way.

In the end, I had to make a custom forward skin so it could be shimmed to meet the canopy...
Forum: Traditional Aircraft Engines 05-26-2022, 10:02 AM
Replies: 33
Views: 3,281
Posted By BillL
Antiseize aside . . .

Do you chase the plug thread bore at every removal?

I have been doing this for a few decades as the combustion pressures pulse in/out of the thread cavities and allow carbon to form in there. This...
Forum: RV Building Tips/Techniques 05-25-2022, 06:20 PM
Replies: 16
Views: 1,799
Posted By BillL
Here is mine. 1/4" solid rod - heated and used...

Here is mine. 1/4" solid rod - heated and used kinetic shaper to reform the thermally softened rod. (2015)

26266
Forum: Glass Cockpit 05-25-2022, 09:38 AM
Replies: 16
Views: 1,201
Posted By BillL
Trust but verify . . .

Stein built my panel and harness as well - would certainly go back - but I did find 5 pins or sockets that were not fully locked. I pushed on very pin with a small dowel and pull it back until it...
Forum: Electrical Systems 05-25-2022, 06:45 AM
Replies: 16
Views: 1,208
Posted By BillL
I get the solenoid reliability need, but the...

I get the solenoid reliability need, but the original question sounded like PWM vs switch for activation. It is really hard to get more reliable than a switch, vs an electronic component not...
Forum: RV-7/7A 05-18-2022, 02:00 PM
Replies: 4
Views: 622
Posted By BillL
The open/close force could be low.

I removed all the high compression force weather striping. There is a reason that Vans uses the teardrop style.

The latch tube will deform and not latch completely if it force is too high, then the...
Forum: RV Ongoing Maintenance Issues 05-18-2022, 08:41 AM
Replies: 11
Views: 2,124
Posted By BillL
Isn't it an opportunity for the innovators to...

Isn't it an opportunity for the innovators to offer a suitable custom extension to torque these rascals? Anti-Splat?
Forum: RV General Discussion/News 05-16-2022, 06:30 PM
Replies: 39
Views: 3,353
Posted By BillL
You have them ALL? Can you send me the -7 list? ...

You have them ALL? Can you send me the -7 list? 10 yrs ago I had to make a list from invoices. YUCK. I'm sure it is not compete or correct.

lanewsjr at gmail dot duh
Forum: Tools 05-16-2022, 07:20 AM
Replies: 0
Views: 279
Posted By BillL
Torque wrench condition inspection. MAC T150FR

I went to check torque on my -7 spar bolts and the wrench did not click and the calibrated arm said stop!

This is posted as this wrench is new from 1973 and has been checked for calibration along...
Forum: RV-7/7A 05-15-2022, 01:37 PM
Replies: 15
Views: 2,206
Posted By BillL
Some things are personal "improvements" some a...

Some things are personal "improvements" some a highly functional changes that make life better. You can decide from lists above and a few that come to mind here. I made many. About half were required...
Forum: Fuel Injection Systems 05-15-2022, 05:00 AM
Replies: 4
Views: 545
Posted By BillL
Dan proposes a good test protocol, that would...

Dan proposes a good test protocol, that would pull all the fuel out of the lines then switching to the second tank, the boost pump would be the only source of pumping if the engine was not rotating....
Forum: Primers 05-15-2022, 04:49 AM
Replies: 25
Views: 2,046
Posted By BillL
I am surprised metal-prep was not mentioned. It...

I am surprised metal-prep was not mentioned. It is easy and quick, just rinse with distilled water and blow dry with non-oily air.

I think Larry (wire jock) has done the best posts of hands-on...
Forum: RV Ongoing Maintenance Issues 05-15-2022, 04:38 AM
Replies: 15
Views: 2,342
Posted By BillL
+1 for drill swarf from poor cleanliness prior to...

+1 for drill swarf from poor cleanliness prior to or at assembly.
Forum: Electrical Systems 05-13-2022, 05:53 AM
Replies: 5
Views: 821
Posted By BillL
Yes, but most issues are DC, so the clamp meter...

Yes, but most issues are DC, so the clamp meter has to be special to read DC. Many are available today that tickle the windings to detect DC amps with some digital magic.

IMO they are not required...
Forum: Electrical Systems 05-13-2022, 05:41 AM
Replies: 24
Views: 2,043
Posted By BillL
https://densoautoparts.com/alternators.aspx

https://densoautoparts.com/alternators.aspx
Forum: Traditional Aircraft Engines 05-10-2022, 03:56 PM
Replies: 6
Views: 1,064
Posted By BillL
You make a good point about it being a piece of...

You make a good point about it being a piece of failed aluminum casting, but wouldn't it be conical in shape if from the vernatherm seat? The manufacturer would be the best source of knowledge of...
Forum: RV General Discussion/News 05-10-2022, 06:58 AM
Replies: 10
Views: 819
Posted By BillL
My experience and uneducated conclusion is that...

My experience and uneducated conclusion is that the aileron simply need to be the same. I think the larger radius allows the pressure side to wrap around the edge a little reduce its "lift". ...
Forum: Electrical Systems 05-10-2022, 06:42 AM
Replies: 24
Views: 2,043
Posted By BillL
Bad Business

Alternators in the aftermarket are a commodity, lowest cost wins. There are many manufacturers of cloned components and they (all) don't have the quality control and component validation of the ND...
Forum: Electrical Systems 05-09-2022, 06:32 AM
Replies: 61
Views: 6,522
Posted By BillL
Congratulations and good luck in your business!

Thanks for the replies, Bill. Understandable to protect the key design parameters I have had a few ideas swiped that others patented too, but product development is a costly investment worthy of...
Forum: Electrical Systems 05-06-2022, 06:35 PM
Replies: 61
Views: 6,522
Posted By BillL
Talking Really excellent concept!!

I approached the alternator guys at OSH 15 yrs ago and asked if they were working on some smaller, lighter, more efficient, and longer life machines. SR, IPM, SPM something . . .Whaaat?? :eek:

For...
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